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WO1998009608A2 - Compositions pour soins d'hygiene personnelle - Google Patents

Compositions pour soins d'hygiene personnelle Download PDF

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Publication number
WO1998009608A2
WO1998009608A2 PCT/US1997/015561 US9715561W WO9809608A2 WO 1998009608 A2 WO1998009608 A2 WO 1998009608A2 US 9715561 W US9715561 W US 9715561W WO 9809608 A2 WO9809608 A2 WO 9809608A2
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WO
WIPO (PCT)
Prior art keywords
copolymer
units
monomer units
monomer
weight
Prior art date
Application number
PCT/US1997/015561
Other languages
English (en)
Other versions
WO1998009608A3 (fr
Inventor
Thomas Allen Hutchins
Mario Paul Clarizia
Michael Albert Snyder
Jose Antonio Carballada
Peter Marte Torgerson
Raymond Edward Bolich, Jr.
Original Assignee
The Procter & Gamble Company
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US08/833,818 external-priority patent/US5830447A/en
Priority claimed from US08/833,817 external-priority patent/US5804173A/en
Application filed by The Procter & Gamble Company filed Critical The Procter & Gamble Company
Priority to JP51288698A priority Critical patent/JP2002509522A/ja
Priority to BR9711991A priority patent/BR9711991A/pt
Priority to EP97940802A priority patent/EP0927022A2/fr
Priority to CA002264766A priority patent/CA2264766A1/fr
Priority to AU42498/97A priority patent/AU4249897A/en
Publication of WO1998009608A2 publication Critical patent/WO1998009608A2/fr
Publication of WO1998009608A3 publication Critical patent/WO1998009608A3/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/84—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions otherwise than those involving only carbon-carbon unsaturated bonds
    • A61K8/89—Polysiloxanes
    • A61K8/896—Polysiloxanes containing atoms other than silicon, carbon, oxygen and hydrogen, e.g. dimethicone copolyol phosphate
    • A61K8/898—Polysiloxanes containing atoms other than silicon, carbon, oxygen and hydrogen, e.g. dimethicone copolyol phosphate containing nitrogen, e.g. amodimethicone, trimethyl silyl amodimethicone or dimethicone propyl PG-betaine
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
    • A61K8/36—Carboxylic acids; Salts or anhydrides thereof
    • A61K8/361—Carboxylic acids having more than seven carbon atoms in an unbroken chain; Salts or anhydrides thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/73—Polysaccharides
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/73—Polysaccharides
    • A61K8/731—Cellulose; Quaternized cellulose derivatives
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/81—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • A61K8/8141—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • A61K8/8152—Homopolymers or copolymers of esters, e.g. (meth)acrylic acid esters; Compositions of derivatives of such polymers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/84—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions otherwise than those involving only carbon-carbon unsaturated bonds
    • A61K8/89—Polysiloxanes
    • A61K8/891—Polysiloxanes saturated, e.g. dimethicone, phenyl trimethicone, C24-C28 methicone or stearyl dimethicone
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/84—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions otherwise than those involving only carbon-carbon unsaturated bonds
    • A61K8/89—Polysiloxanes
    • A61K8/895—Polysiloxanes containing silicon bound to unsaturated aliphatic groups, e.g. vinyl dimethicone
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/91—Graft copolymers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q15/00—Anti-perspirants or body deodorants
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q17/00—Barrier preparations; Preparations brought into direct contact with the skin for affording protection against external influences, e.g. sunlight, X-rays or other harmful rays, corrosive materials, bacteria or insect stings
    • A61Q17/04—Topical preparations for affording protection against sunlight or other radiation; Topical sun tanning preparations
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00—Preparations for care of the skin
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q5/00—Preparations for care of the hair
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q5/00—Preparations for care of the hair
    • A61Q5/02—Preparations for cleaning the hair
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q5/00—Preparations for care of the hair
    • A61Q5/06—Preparations for styling the hair, e.g. by temporary shaping or colouring
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q5/00—Preparations for care of the hair
    • A61Q5/12—Preparations containing hair conditioners

Definitions

  • the present invention relates to personal care compositions comprising a copolymer complex and a volatile, hydrophobic solvent component for solubilizing or dispersing the copolymer complex.
  • the copolymer complex is formed by complexing a fatty acid with a copolymer, wherein the copolymer comprises a hydrophobic monomer, a hydrophilic monomer such that at least 1%, by weight of the total copolymer, comprises hydrophilic monomers bearing nitrogen functional groups, and optionally a hydrophobic macromonomer.
  • style retention is generally accomplished by application of either permanent chemical alteration products or temporary styling products.
  • a permanent chemical alteration product which is commonly referred to as a "hair perm,” typically involves treating the hair with various sulfur-containing compounds in order to break the disulfide bonds in the hair fibers, thereby enabling one to alter the shape and orientation of the hair fibers.
  • hair perm products have the disadvantage of being harsh and damaging to the hair, and of being long-lasting and difficult to reverse.
  • temporary styling products generally do not break the chemical bonds in the hair fibers. These temporary styling products typically are in the form of gels, lotions, mousses, or sprays containing polymeric resins or gums for coating the hair fibers and bonding them together.
  • hair care products comprising a copolymer complex comprising a copolymer having at least one acid functional monomer and at least one nitrogen containing functional monomer and at least one fatty acid complexed with the nitrogen containing functional group, provide excellent temporary styling and hold benefits in addition to improved "wash off" characteristics.
  • the copolymer complex of the present invention is soluble or dispersible in and readily deposited by hydrophobic solvent components, yet easily washed away by aqueous surfactant solutions.
  • These compositions can be made into any of a number of conventional forms including, but not limited to, shampoos, conditioners, mousses, gels, lotions, sprays and the like.
  • copolymer complex and volatile, hydrophobic solvent component of the present invention are also useful for incorporation into a wide variety of cosmetic and pharmaceutical compositions for topical application to the skin.
  • These materials provide topical compositions which are more easily and uniformly spread upon the skin, which feel good upon the skin, and yet are highly substantive.
  • these compositions are useful for providing occlusion to enhance the penetration of a wide variety of cosmetic and pharmaceutical actives into the skin, or alternatively, through the skin for systemic delivery.
  • compositions of the present invention comprise a copolymer complex and a volatile, hydrophobic solvent component suitable for application to the hair or skin.
  • the copolymer complex comprises a copolymer having at least one nitrogen containing functional group and at least one fatty acid complexed with the nitrogen containing functional group.
  • compositions of the present invention relate to personal care compositions, comprising: A.) a copolymer complex comprising: a.) a copolymer having a backbone formed from the copolymerization of repeating A monomer and B monomer units wherein the backbone has optionally grafted to it hydrophobic C macromonomer units wherein the copolymer is prepared by the polymerization combination of the following relative weight percentages of the A, B, and C units: i) from about 10%.to about 99% by weight of the copolymer of one or more hydrophobic A monomer units, wherein the A monomer units are copoiy erizable with the B monomer and C macromonomer units; ii) from about 1% to about 40% by weight of the copolymer of one or more hydrophilic B monomer units, wherein the B monomer units are copoiymerizable with the A monomer and C macromonomer units and wherein at least about 1% by weight
  • a volatile, hydrophobic solvent component for the copolymer complex having a boiling point at I atmosphere of about 260°C or less and a solubility parameter of about 8.5 (cal cm ⁇ ) ⁇ or less wherein the copolymer complex is soluble or dispersible in the volatile, hydrophobic solvent component.
  • the present invention relates to a method of making a personal care composition, comprising the steps of: a.) preparing a copolymer having a backbone formed from the copolymerization of repeating A monomer and B monomer units wherein the backbone has optionally grafted to it hydrophobic C macromonomer units wherein the copolymer is prepared by the polymerization combination of the following relative weight percentages of the A, B, and C units: i) from about 10% to about 99% by weight of the copolymer of one or more hydrophobic A monomer units, wherein the A monomer units are copoiymerizable with the B monomer and C macromonomer units; ii) from about 1% to about 40% by weight of the copolymer of one or more hydrophilic B monomer units, wherein the B monomer units are copoiymerizable with the A monomer and C macromonomer units and wherein at least about 1% by weight of the copolymer, of the B mono
  • A.) a copolymer complex comprising: a.) a copolymer having a backbone formed from the copolymerization of repeating A monomer and B monomer units wherein the backbone has optionally grafted to it hydrophobic C macromonomer units wherein the copolymer is prepared by the polymerization combination of the following relative weight percentages of the A, B, and C units: i) from about 10% to about 99% by weight of the copolymer of one or more hydrophobic A monomer units, wherein the A monomer units are copoiymerizable with the B monomer and C macromonomer units; ii) from about I % to about 40% by weight of the copolymer of one or more hydrophilic B monomer units, wherein the B monomer units are copoiymerizable with the A monomer and C macromonomer units and wherein at least about 1% by weight of the copolymer, of the B monomer units, are selected from B monomer units having at least one nitrogen
  • a volatile, hydrophobic solvent component for the copolymer complex having a boiling point at 1 atmosphere of about 260°C or less and a solubility parameter of about 8.5 (cal cm- ⁇ ⁇ or less wherein the copolymer complex is soluble or dispersible in the volatile, hydrophobic solvent component.
  • compositions of the present invention comprise a copolymer complex and a volatile, hydrophobic solvent component suitable for application to the hair and skin, wherein the copolymer complex comprises a copolymer complexed with a fatty acid.
  • the copolymers of the present invention can include graft copolymers.
  • graft copolymers is familiar to one of ordinary skill in polymer science and is used herein to describe the copolymers which result by adding or “grafting” a polymeric chemical moiety (i.e. "grafts") onto another polymeric moiety commonly referred to as the "backbone".
  • the backbone typically has a higher molecular weight than the grafts.
  • graft copolymers can be described as polymers having pendant polymeric side chains, and as being formed from the "grafting” or incorporation of polymeric side chains onto or into a polymer.
  • the polymer to which the grafts are incorporated can be homopolymers or copolymers.
  • the graft copolymers are derived from a variety of monomer units.
  • the copolymers of the present invention can be prepared from the copolymerization of monomer units and macromonomer units such that the macromonomer units are "grafted” or incorporated into the resulting copolymer.
  • the term "macromonomer” is a term familiar to one of ordinary skill in polymer science, and is used to described a polymeric material containing a polymerizable moiety.
  • a macromonomer is a macromolecular monomer, which is essentially a high molecular weight type of monomer building block unit which can be used in a polymerization reaction to form polymers with itself, with other monomers, or with other macromonomers.
  • hydrophilic is used herein consistent with its standard meaning of having affinity for water, whereas “hydrophobic” is used herein consistent with its standard meaning of lacking affinity for water.
  • hydrophilic means substantially water soluble.
  • substantially water soluble shall refer to a material that is soluble in distilled (or equivalent) water, at 25°C, at a concentration of 0.2% by weight, and are preferably soluble at 1.0% by weight.
  • hydrophobic means substantially water insoluble.
  • substantially water insoluble shall refer to a material that is not soluble in distilled (or equivalent) water, at 25°C, at a concentration of 0.2% by weight, and preferably not soluble at 0.1% by weight.
  • soluble or “solubility” as used herein, means the capability of a substance to form a solution, i.e., either a true solution or a colloidal solution.
  • a true solution being a uniformly dispersed mixture at the molecular or ionic level, of one or more substances (the solute) in one or more substances (the solvent). These two parts of a solution are called phases.
  • a colloidal dispersion is often called a solution. Since colloidal particles are larger than molecules it is strictly incorrect to call such dispersions solutions; however this term is widely used in the literature.
  • dispersible or “dispersibility” as used herein, means the capability of a substance to form a dispersion, i.e., a two-phase system where one phase consists of finely divided particles (often in the colloidal size range) distributed throughout a bulk substance, the particles being the disperse or internal phase and the bulk substance the continuous or external phase.
  • rinse-off or wash off' is used herein to mean that the compositions of the present invention are used in a context whereby the composition is ultimately rinsed or washed from the hair and/or skin either after or during the application of the product.
  • Nonlimiting examples of rinse-off products of the present invention include hair conditioners, shampoos and soaps.
  • substantially or substantially as used herein, means the binding or retention of a chemical or pharmaceutical active to the surface layer of the stratum comeum or to hair.
  • compositions or components thereof so described are suitable for use in contact with human hair and the scalp and skin without undue toxicity, incompatibility, instability, allergic response, and the like.
  • compositions of the present invention comprise the following essential components.
  • Copolymer complex
  • the hair and skin care compositions of the present invention comprise from about 0.25% to about 30%, preferably from about 2% to about 15%, and more preferably from about 2% to about 10%, by weight, based on the weight of the hair and skin care composition, of a copolymer complex.
  • the copolymer complex comprises a copolymer having at least one nitrogen containing functional monomer complexed with a fatty acid.
  • the copolymer complex of the present invention comprises from about 35% to about 99%, preferably from about 40% to about 90%, and more preferably from about 50% to about 70%, by weight, based on the weight of copolymer complex, of a copolymer. Based on the weight of the overall hair and skin care composition, the copolymer comprises from about 0.1% to about 10%, preferably from about 1% to about 5%, and more preferably from about 1.5% to about 3.5%, by weight.
  • the copolymers of the present invention have a weight average molecular weight, in grams mole, of at least about 10,000. There is no upper limit for molecular weight except that which limits applicability of the invention for practical reasons, such as viscosity, processing, aesthetic characteristics, formulation compatibility, etc.
  • the weight average molecular weight is generally less than about 5,000,000, more generally less than about 2,500,000, and typically less than about 1,500,000.
  • the weight average molecular weight is from about 10,000 to about 5,000,000, more preferably from about 50,000 to about 2,000,000, even more preferably from about 75,000 to about 1,000,000, and most preferably from about 75,000 to about 500,000.
  • the copolymers of the present invention are formed from the copolymerization of randomly repeating A monomer units and B monomer units, preferably wherein the A monomers are polymerizable, ethylenically unsaturated monomers selected to meet the requirements of the copolymer.
  • polymerizable as used herein, is meant monomers that can be polymerized using any conventional synthetic techniques. Monomers that are polymerizable using conventional free radical initiated techniques are preferred.
  • ethylenically unsaturated is used herein to mean monomers that contain at least one polymerizable carbon-carbon double bond (which can be mono-, di-, tri-, or terra-substituted).
  • the B monomer units are hydrophilic monomers which are copoiymerizable with A and selected from polar monomers, preferably having a Tg or a Tm above about -20°C, and wherein at least 1 %, by weight of the copolymer, of the hydrophilic B monomer is selected from hydrophilic B monomers having at least one nitrogen containing functional group.
  • the A monomer and B monomer units form what is termed the backbone of the polymer and can be selected from a wide variety of structures as long as the copolymer has the required properties and meets the molecular weight and other requirements described herein.
  • the copolymers of the present invention may optionally incorporate C macromonomer units.
  • the C macromonomer units are selected from at least one hydrophobic macromonomer unit which contains a polymeric portion and a moiety copoiymerizable with the A monomer and the B monomer.
  • the C macromonomer units form hydrophobic side chains on the copolymer.
  • the copolymers are prepared by the polymerization combination of A and B monomers and can be characterized by the weight percent of the monomers charged to the reaction vessel in which the polymerization reaction is run.
  • C macromonomers may be optionally incorporated into the polymerization reaction.
  • the copolymer may have one or more hydrophobic side chains grafted to the backbone.
  • synthetic graft copolymerization processes may produce a mixture of polymer molecules containing no, one, or more than one hydrophobic side chains covalently bonded to and pendant from the polymeric backbone. From knowledge of the amount and number average molecular weight of hydrophobic side chains in a polymer sample, and the number average molecular weight of the polymer sample, it is possible to calculate the average number of hydrophobic side chains per polymer backbone.
  • the copolymer complex of the present invention when dried to a film having 0.5% or less; of the volatile hydrophobic solvent component, have a Tg or Tm of at least about -20°C, more preferably at least about 20°C, so that the copolymers are not unduly sticky, or "tacky" to the touch
  • Tg refers to the glass transition temperature of the backbone of the polymer
  • Tm refers to the crystalline melting point of the backbone, if such a transition exists for a given polymer.
  • both the Tg and the Tm, if any, are above about •• 20°C, more preferably above about 20°C.
  • the grafted copolymers should satisfy the following criteria:
  • the polymeric side chain portion is covalently bonded to the backbone portion
  • the number average molecular weight of the polymeric side chain portion is from about 1,500 to about 50,000.
  • the copolymers of the present invention are prepared by the polymerization combination of A monomers and B monomers. C macromonomers may optionally be incorporated into the polymerization process.
  • the copolymers can be synthesized by free radical polymerization of the monomers and macromonomers. The general principles of free radical polymerization methods are well understood. See, for example, Odian, "Principles of Polymerization", 3rd edition, John Wiley & Sons, 1991 , pp. 198-334.
  • the desired monomers and macromonomers are all placed in a reactor, along with a sufficient amount of a mutual solvent so that when the reaction is complete the viscosity of the reaction is reasonable. Undesired terminators, especially oxygen, are removed as needed.
  • the initiator is introduced and the reaction brought to the temperature needed for initiation to occur, assuming thermal initiators are used. Alternatively, redox or radiation initiation can be used.
  • the polymerization is allowed to proceed as long as needed for a high level of conversion to be achieved, typically from a few hours to a few days.
  • the solvent is then removed, usually by evaporation or by precipitating the copolymer by addition of a no ⁇ solvent.
  • the copolymer can be further purified, as desired.
  • the copolymer can be made by a semi-continuous or continuous process.
  • the semi-continuous process two or more additions of monomers or macromonomers are made during the polymerization reaction. This is advantageous when the copolymer is made of several monomers which react during the polymerization at different rates.
  • the proportions of monomers added to the reaction at the separate points of addition can be adjusted by one of ordinary skill in the art such that the polymers of the final product have a more uniform structure. In other words, the polymers of the final product will have a more consistent monomer content distribution for each of the monomer types charged to the reaction.
  • the copolymer composition is characterized by the amount of each monomer charged to the polymerization reaction vessel, or alternatively used in a continuous or semi-continuous process.
  • the copolymers can be optimized for various physical properties and for compatibility with other ingredients commonly used in hair care applications.
  • copolymers of the present invention comprise from about 10% to about 99%, preferably from about 40% to about 80%, and more preferably from about 50% to about 70%, by weight of the hydrophobic copolymer, of A monomer units.
  • the A monomer unit is selected from copoiymerizable hydrophobic monomers or mixtures thereof, preferably ethylenically unsaturated monomers. Either a single type of A monomer unit or combinations of two or more A monomer units can be utilized.
  • the A monomers are selected to meet the requirements of the copolymer. Preferably, the A units are soluble or dispersible in the volatile, hydrophobic solvent component.
  • copoiymerizable is meant that the A monomer can be reacted with or polymerized with the B monomers or C macromonomers in a polymerization reaction using one or more conventional synthetic techniques, such as ionic, emulsion, dispersion, Ziegler-Natta, free radical, group transfer or step growth polymerization.
  • monomers and macromonomers that are copoiymerizable using conventional free radical initiated techniques are preferred.
  • ethylenically unsaturated is used herein to mean a material that contains at least one polymerizable carbon-carbon double bond, which can be mono-, di-, tri- or tetra-substituted.
  • Nonlimiting classes of A hydrophobic monomers useful herein include monomers selected from the group consisting of unsaturated carboxylic acid esters of C1-C18 alcohols, unsaturated alcohols (preferably having about 12 to about 30 carbons), unsaturated hydrocarbons, aromatic hydrocarbons containing unsaturated alkyl groups, vinyl esters of carboxylic acids, vinyl ethers, allyl esters of carboyxlic acids, allyl ethers, and mixtures thereof.
  • hydrophobic monomers include acrylic or methacrylic acid esters of Ci-C j g alcohols such as methanol, ethanol, methoxy ethanol, 1-propanol, 1-butanol, 2- methyl- 1 -propanol, 1-pentanol, 1-decanol, 2-ethylhexanol, cyclohexanol, and the like; dicyclopentenyl acrylate; 4-biphenyl acrylate, pentachlorophenyl acrylate; 3,5-dimethyladamantyl acrylate; 4-methoxycarbonylphenyl methacrylate, trimethylsilyl methacrylate; styrenes such as methyl styrene; /-butyl styrene, isopropyl sytrene; vinyl esters, such as vinyl acetate, vinyl neononanoate, vinyl pivalate; and vinyl propionate; vinyl chloride; vinyl toluen
  • Preferred hydrophobic monomers suitable for use as the A monomer units include monomers selected from the group consisting of n-butyl methacrylate, isobutyl methacrylate, /-butyl acrylate, /-butyl methacrylate, 2-ethylhexyl methacrylate, methyl methacrylate, /-butyl styrene and mixtures thereof. More preferred are monomer units selected from the group consisting of /-butyl styrene, /-butyl acrylate, /-butyl methacrylate, 2-ethylhexyl methacrylate and mixtures thereof.
  • the copolymers of the present invention comprise from about 1% to about 40%, preferably from about 5% to about 30%, and more preferably from about 10% to about 20%, by weight of the copolymer, of B monomer units.
  • the B monomer unit is selected from hydrophilic, copoiymerizable monomers, preferably ethylenically unsaturated monomers, comprising at least one monomer copoiymerizable with the A monomer unit. Either a single type of B monomer unit or combinations of two or more B monomer units can be utilized. The B monomers are selected to meet the requirements of the copolymer.
  • copoiymerizable is meant that the B monomer can be reacted with or polymerized with the A monomers or C macromonomers in a polymerization reaction using one or more conventional synthetic techniques, such as ionic, emulsion, dispersion, Ziegler-Natta, free radical, group transfer or step growth polymerization.
  • the term "ethylenically unsaturated” is used herein to mean a material that contains at least one polymerizable carbon-carbon double bond, which can be mono-, di-, tri- or tetra- substituted.
  • the B monomer units are selected from hydrophilic monomers wherein at least 1%, by weight based on the weight of the copolymer, of the copolymer, comprises hydrophilic monomers having at least one nitrogen containing functional group.
  • the hydrophilic monomers preferably are selected such that a polymer of these monomers has a Tg or a Tm above about -20°C
  • the hydrophilic, B monomer is preferably water soluble.
  • nitrogen containing functional group means any nitrogen containing functional group selected from the group consisting of amino functional groups, acid additional salts thereof, quaternised amino functional groups and nitrogen containing heterocyclic rings.
  • the nitrogen containing functional group has a pKa such that it is cationic at a pH of below about 5.
  • Preferred amino functional groups are ethylenically unstaturated tertiary alkylamines.
  • Monomers incorporating such amino functional groups include the dialkylamino-aikyl-acrylates and -methacrylates, especially preferred from within this group are monomers having amino alkyl groups of about 2 to 8 carbon atoms such as dialkylaminoethylmethacrylate and the like. Also suitable for use herein are dialkylaminoalkylacrylamides or methacry lam ides having amino alkyl groups of I to 8, preferably 2 to 5 carbon atoms such as methacrylamidopropyl dimethyl amine and the like. The alkyl quaternised derivatives of the above tertiary amines having alkyl groups of generally 1 to 4 carbon atoms may also be used in the compositions of the present invention. It remains critical, however, that at least about 1%, based on the weight of the copolymer, are B monomer units having at least one nitrogen containing functional group.
  • the copolymers of the present invention can comprise from about 0% to about 50%, preferably from about 5% to about 40%, and more preferably from about 15% to about 30%, by weight of the copolymer of C macromonomer units.
  • the C macromonomer units are hydrophobic macromonomers copoiymerizable with the A and B monomers, said C macromonomers preferably having an ethylenically unsaturated moiety. Either a single type of C macromonomer unit or combinations or two or more C macromonomer units can be utilized herein.
  • the C macromonomers are selected to meet the requirements of the copolymer.
  • copoiymerizable is meant that the C macromonomers can be reacted with or polymerized with the A and B monomers in a polymerization reaction using one or more conventional synthetic techniques, as described above.
  • C macromonomers that are useful herein contain a polymeric portion and a copolyermizable moiety which is preferably an ethylenically unsaturated moiety.
  • the preferred C macromonomers are those that are endcapped with the ethylenically unsaturated moiety.
  • endcapped as used herein is meant that the ethylenically unsaturated moiety is at or near a terminal position of the macromonomer.
  • the C macromonomers can be synthesized utilizing a variety of standard synthetic procedures familiar to the polymer chemist of ordinary skill in the art. Furthermore, these macromonomers can be synthesized starting from commercially available polymers.
  • the C macromonomer has a number average molecular weight from about 1,500 to about 50,000, preferably from about 5,000 to about 50,000, more preferably from about 5,000 to about 30,000, and most preferably from about 8,000 to about 25,000.
  • the C macromonomer units are selected from the group consisting of polysiloxane macromonomers, polyalkylene macromonomers, and mixtures thereof.
  • Polysiloxane C macromonomers are exemplified by the general formula: X(Y) n Si(R) 3 . m Z m wherein X is an ethylenically unsaturated group copoiymerizable with the A monomers, such as a vinyl group; Y is a divalent linking group; R is a hydrogen, hydroxyl, lower alkyl (e.g.
  • Z is a monovalent siloxane polymeric moiety having a number average molecular weight of at least about 1500, is essentially unreactive under copolymerization conditions, and is pendant from the vinyl polymeric backbone described above; n is 0 or I ; and m is an integer from 1 to 3.
  • the C macromonomer has a formula selected from the following formulas: or
  • s is an integer from 0 to 6, preferably 0, 1 , or 2, more preferably 0 or 1 ; m is an integer from 1 to 3, preferably 1 ; p is 0 or 1 ; q is an integer from 2 to 6; R 2 is selected from the group consisting of C ] -C
  • R 3 R 4 R 3 is hydrogen or -COOH, preferably R 3 is hydrogen; R 4 is hydrogen, methyl or -CH2COOH, preferably R 4 is methyl; Z is
  • I is an optionally present chemical initiator moiety.
  • I can be derived from a chemical initiator or solvent used in the synthesis of the C macromonomer.
  • Nonlimiting examples of such initiators from which I can be derived include hydrogen ion, hydrogen radical, hydride ion, hydroxide ion, hydroxyl radical, peroxide radical, peroxide anion, C 1-C20 carbocations, C 1-C20 carbanions, C1-C20 carbon radicals, C I -C20 aliphatic and aromatic alkoxy anions, ammonium ion, and substituted ammonium ions (e.g., C 1-C20 alkyl and C I-C20 alkoxy substituted), and mixtures thereof.
  • I can be derived from any useful solvent, nonlimiting examples of which include water, methanol, ethanol, propanol, isopropanol, acetone, hexane, dichloromethane, chloroform, benzene, toluene, and mixtures thereof.
  • W is selected from one or more hydrophobic monomer units.
  • Nonlimiting classes of such monomers include C1-C18 acrylate esters, C1-C 18 (alk)acrylate esters, C2-C30 straight and branched chain alkenes, styrenes, C I -C30 vinyl ethers, C4-C30 straight and branched chain dienes, and mixtures thereof.
  • W groups include those selected from the group consisting of n- butyl acrylate, dodecyl acrylate, ethyl acrylate, 2-ethybutyl acrylate, n-heptyl acrylate, n- hexylacrylate, so-butyl acrylate, sodecyl acrylate, iso-p ⁇ opy ⁇ acrylate, 3-methylbutyl acrylate, 2- methylpentyl acrylate, nonyl acrylate, octyl acrylate, 1-propyl acrylate, 2-ethylhexyl methacrylate, octyl methacrylate, n-dodecyl methacrylate, n-octadecyl methacrylate, n-decyl methacrylate, n-pentyl methacrylate, isobutylene, isoprene, 1 ,2-butadiene, 1,3-
  • E is a copoiymerizable moiety or "endcapping" group.
  • E is an ethylenically unsaturated moiety. More preferred is when E is selected from the group consisting of vinyl, allyl, acryloyl, methacryloyl, ethacryloyl, 2-vinylbenzyl, 3-vinylbenzyl, 4-vinylbenzyl, 2-vinylbenzoyl, 3- vinylbenzoyl, 4-vinylbenzoyl, 1-butenyl, 1-propenyl, isobutenyl, cyclohexenyl, cyclopentenyl, and mixtures thereof.
  • E is selected from the group consisting of vinyl, allyl, acryloyl, methacryloyl, ethacryloyl, 3-vinylbenzyl, 4-vinylbenzyl, 3-vinylbenzoyl, 4-vinylbenzoyl, I- butenyl, 1-propenyl, isobutenyl, and mixtures thereof.
  • E is selected from the group consisting of vinyl, allyl, acryloyl, methacryloyl, ethacryloyl, 3-vinylbenzyl, 4-vinylbenzyl, and mixtures thereof.
  • Nonlimiting examples of polysiloxane and polyalkylene C macromonomer units useful herein include those selected from the group consisting of acryloyl, methacryloyl, or 3-, or 4- vinylbenzyl endcapped polymers of polydimethylsiloxane, polydiethylsiloxane, polyphenylmethylsiloxane, polyphenylethylsiloxane, poly(n-butyl acrylate), poly(dodecyl acrylate), poly(2-ethylhexyl acrylate), poly(2-ethylbutyl acrylate), poly(ethyl acrylate), poly(n-heptyl acrylate), poly(n-hexyl acrylate), poly(iso-butyl acrylate), poly(iso-decyl acrylate, poly(iso-propyl acrylate), poly(3-methylbutyl acrylate), poly(2-methylpentyl acrylate), poly(
  • Copolymer type C macromonomers containing two or more different randomly repeating monomer units are useful herein.
  • Nonlimiting examples of these "copolymer” type of macromonomers include acryloyl endcapped poly[co(4-/-butyl vinyl benzene)(2,4-dimethyl vinyl benzene)], poly[co(4-/-butyl vinyl benzene)(2-ethylhexyl acrylate)], poly[co(2,4-dimethyl vinyl benzeneX2-ethylhexyl acrylate)], poly[co(2-ethyl vinyl benzene)(octylmethacrylate)], and the like.
  • Nonlimiting examples of polymers useful for making the complexes of the present invention include those selected from the group consisting of poly[(/-butylacrylate-co- dimethylaminopropylacrylamide)-graft-poly(dimethylsiloxane)], poly[(4-/-butylstyrene-co- dimethylaminopropylacrylamide)-graft-poly(dimethylsiloxane)], poly[/-butylacrylate-co- dimethyla inopropylacrylamide)-graft-poly(isobutylene)], poly[(4-/-butylstyrene-co- dimethylaminopropylacrylamide)-graft-poly(isobutylene)], poly[(/-butylstyrene-co- dimethylaminopropylacrylamide)-graft-poly(2-ethylhexyl methacrylate)], poly[(4-/-butylacrylate-
  • Particularly preferred polymers for use in the present invention include the following (the weight percents below refer to the amount of reactants added in the polymerization reaction, not necessarily the amount in the finished polymer):
  • (I) a copolymer prepared from the polymerization reaction of 10 weight percent N,N- dimethylaminoethylmethacrylate, 70 weight percent isobutylmethacrylate and 20 weight percent polydi ethylsiloxane macromonomer having a weight average molecular weight of about 20,000.
  • (II) a copolymer prepared from the polymerization reaction of 20 weight percent N,N- dimethylaminoethylmethacrylate, 62 weight percent t-butyl methacrylate and 18 weight percent polydimethylsiloxane macromonomer having a weight average molecular weight of about 15,000.
  • (III) a copolymer prepared from the polymerization reaction of 50 weight percent t- butylacrylate, 10 weight percent t-butyl methacrylate, 10 weight percent N,N- dimethylaminopropylmethacrylate, 10 weight percent ethylhexyl methacrylate and 20 weight percent polydimethylsiloxane macromonomer having a weight average molecular weight of about 10,000.
  • (V) a copolymer prepared from the polymerization reaction of 70 weight percent t- butylacrylate, 10 weight percent N,N-dimethylaminopropylmethacrylate, and 20 weight percent polyisobutylene macromonomer having a weight average molecular weight of about 10,000.
  • (VI) a copolymer prepared from the polymerization reaction of 75 weight percent t- butylacrylate, 5 weight percent N,N-dimethylaminoethyImethacrylate, and 20 weight percent poly-2-ethylhexylmethacrylate macromonomer having a weight average molecular weight of about 10,000.
  • VII a copolymer prepared from the polymerization reaction of 70 weight percent t- butylacrylate, 10 weight percent N,N-dimethylaminoethylmethacrylate, and 20 weight percent ethylhexyl methacrylate.
  • the copolymer component of the present invention comprises from about 1% to about 50%, preferably from about 10% to about 40%, and more preferably from about 15% to about 30%, based on the weight of the copolymer complex, of a complexing, fatty acid.
  • the fatty acid utilized in the compositions of the present invention preferably is a long chain fatty acid.
  • Representative fatty acids include fatty acid sulfonates, fatty acid carboxylates, polycarboxylates and their derivatives.
  • Illustrative carboxylic acids include saturated or unsaturated straight or branched chained aliphatic, cycloaliphatic, and aromatic- mono- and poly basic carboxylic acids such as 2-ethylhexanoic acid, palmitic acid, stearic acid, oleic acid, linoleic acid and behenic acid.
  • Suitable polycarboxylates include polyacrylates, polymaleates, polyacetates. polyhydroxyacrylates and polymethacrylates. Copolymers of polycarboxylates are also suitable for use herein.
  • the copolymer complex formed by the nitrogen containing functional monomer and the complexing fatty acid be soluble in the volatile, hydrophobic: solvent component discussed. Without being limited by theory, it is believed that the fatty acids associate with the nitrogen containing functional groups of the copolymer backbone so as to shield the nitrogen containing functional groups from the hydrophobic solvent component, improving the stability of the solubilized and/or dispersed copolymer complex.
  • copolymers of the present invention can be complexed with the fatty acids either during the polymerization process or after the polymerization process as part of a final complexing step preferably at a weight ratio of copolymer to fatty acid of from about 50: 1 to about 1 : 1, more preferably from about 3: 1 to about 10:7, more preferably from about 15:7 to about 10:7. Volatile. Hydrophobic Solvent Component
  • compositions of the present invention further comprises from about 1% to about 99.75%, preferably from about 4% to about 50%, and more preferably from about 4% to about 20%, based on the weight of the composition, of a volatile, hydrophobic solvent for the copolymer complex.
  • solvent means a liquid suitable for solubilizing or dispersing one or more of a variety of substances.
  • solvent component means a liquid comprised of a single solvent or a mixture solvents.
  • volatile means that the solvent exhibits a significant vapor pressure at ambient conditions (e.g., 1 atmosphere at 25°C), as understood by those skilled in the scientific arts.
  • the solvent component has a boiling point at one atmosphere of about 260°C or less, preferably about 230°C or less, more preferably about 215°C or less, and most preferably about 210°C or less and a solubility parameter of about 8.5 (cal/cm ⁇ ) ⁇ or less.
  • the boiling point of the solvent will generally be at least about 50°C, preferably at least about 90°C.
  • the solvent component should also be acceptable for topical application to the hair and the skin.
  • the copolymers composed of the monomer and/or macromer units of the present invention must be soluble or dispersible in the volatile, hydrophobic solvent component once complexed with the fatty acid complexing agent of the present invention.
  • Hydrophobic solvents suitable for use in the volatile, hydrophobic solvent component are selected from the group consisting of branched chain hydrocarbons, silicones, and mixtures thereof.
  • Preferred hydrophobic branched chain hydrocarbons useful as the solvent component herein contain from about 7 to about 14, more preferably from about 10 to about 13, and most preferably from about I I to about 12 carbon atoms. Saturated hydrocarbons are preferred, although it is not intended to exclude unsaturated hydrocarbons. Examples of such preferred branched chain hydrocarbons include isoparaffins of the above chain sizes. Isoparaffins are commercially available form Exxon Chemical Co; examples include Isopar E (Cg-C9 isoparaffins), IsoparTM H and K (C j j - C j 2 isoparaffins), and IsoparTM L (C j j -C j isoparaffins) or mixtures thereof.
  • Isododecane is preferred and is commercially available from Presperse, Inc. (South Plainfield, NJ, USA) as Permethyr M 99 ⁇ .
  • Preferred silicones useful as the volatile hydrophobic solvent component include volatile siloxanes such as phenyl pentamethyl disiloxane, phenylethylpentamethyl disiloxane, hexamethyl disiloxane, methoxy propylheptamethyl cyclotetrasiloxane, chloropropyl pentamethyl disiloxane, hydroxypropyl pentamethyl disiloxane, octamethyl cyclotetrasiloxane, decamethyl cyclopentasiloxane, and mixtures thereof.
  • volatile siloxanes such as phenyl pentamethyl disiloxane, phenylethylpentamethyl disiloxane, hexamethyl disiloxane, methoxy propylheptamethyl cyclotetrasiloxane, chloropropyl pentamethyl disiloxane, hydroxypropyl pentamethyl disiloxane, o
  • silicones More preferred among the silicones are cyclomethicones, examples of which include hexamethyl disiloxane, octamethyl cyclo tetrasiloxane and decamethyl cyclopentasiloxane, which are commonly referred to D4 and D5 cyclomethicone, respectively.
  • hydrophilic solvents such as water, the C
  • copolymer complexes of the present invention are soluble or dispersible in the volatile, hydrophobic solvent component at a concentration by weight of about 0.2%, preferably of about 0.5%, and more preferably of about 1%.
  • the copolymer complex and the volatile, hydrophobic solvent are preferably mixed such that the copolymer complex/solvent mixture has a viscosity above about 5,000 cps, preferably from about 7,000 cps to about 250,000 cps and more preferably from about 7,000 cps to about 15,000 cps. All viscosities are measured at 25°C and at a shear rate of 10 sec'l using a Bohlin cone and plate viscometer Model VOR (cone diameter: 30mm; cone angle: 2.5°) and are expressed in centipoise. Without being limited by theory, it is believed that these higher viscosity embodiments improve polymer deposition efficiency and/or improve the weld morphology of polymer droplets leading to improved hair style and hold. Carriers
  • copolymers of the present invention can be formulated into a wide variety of product types, including mousses, gels, lotions, creams, ointments, tonics, sprays, aerosols, shampoos, conditioners, rinses, bar soaps, hand and body lotions, facial moisturizers, solid gel sticks, sunscreens, anti-acne preparations, topical analgesics, mascaras, antiperspirants, deodorants and the like.
  • Carriers optionally used to formulate such product types should be immiscible with the volatile hydrophobic solvent component.
  • the term "immiscible" as used herein means the volatile, hydrophobic solvent component has a solubility in the carrier of less than 2% by weight, preferably less than 1%, most preferably less than 0.1% such that at least two liquid phases are formed upon combining the volatile, hydrophobic solvent component with the carrier.
  • the optional Carriers and additional components vary with the product type and can be routinely chosen by one skilled in the art. The following is a description of some of these carriers and additional components.
  • the hair care compositions of the present invention can comprise a carrier, or a mixture of such carriers, which are suitable for application to the hair.
  • the carriers are preferably present at from about 0.5% to about 99.5%, preferably from about 5.0% to about 99.5%, more preferably from about 10.0% to about 98.0%, of the composition.
  • suitable for application to hair means that the carrier does not damage or negatively affect the aesthetics of hair or cause irritation to the underlying skin.
  • Carriers suitable for use with hair care compositions of the present invention include, for example, those used in the formulation of hair sprays, mousses, tonics, gels, shampoos, conditioners, and rinses.
  • the choice of appropriate carrier will also depend on the particular copolymer to be used, and whether the product formulated is meant to be left on the surface to which it is applied (e.g., hair spray, mousse, tonic, or gel) or rinsed off after use (e.g., shampoo, conditioner, rinse).
  • the carriers used herein can include a wide range of components conventionally used in hair care compositions.
  • the carriers can contain a solvent to dissolve or disperse additional copolymers being used, with water, the C1-C6 alcohols, and mixtures thereof being preferred; and water, methanol, ethanol, isopropanol, and mixtures thereof being more preferred.
  • the carriers can also contain a wide variety of additional materials including, but not limited to acetone, hydrocarbons (such as isobutane, hexane, decene), halogenated hydrocarbons (such as Freons), linalool, esters (such as ethyl acetate, dibutyl phthalate), and volatile silicon derivatives (especially siloxanes such as phenyl pentamethyl disiloxane, methoxypropyl heptamethyl cyclotetrasiloxane, chloropropyl pentamethyl disiloxane, hydroxypropyl pentamethyl disiloxane, octamethyl cyclotetrasiloxane, decamethyl cyclopentasiloxane, cyclomethicone, and dimethicone having for example, a viscosity at 25°C of about 2.5 centipoise or less), and mixtures thereof.
  • hydrocarbons such as isobutane,
  • the preferred solvents include water, ethanol, volatile silicone derivatives, and mixtures thereof.
  • the solvents used in such mixtures may be miscible or immiscible with each other.
  • Mousses and aerosol hair sprays can also utilize any of the conventional propellants to deliver the material as a foam (in the case of a mousse) or as a fine, uniform spray (in the case of an aerosol hair spray).
  • suitable propellants include materials such as trichloro- fiuoromethane, dichlorodifluoromethane, difluoroethane, dimethylether, propane, n-butane or isobutane.
  • a tonic or hair spray product having a low viscosity may also utilize an emulsifying agent.
  • suitable emulsifying agents include nonionic, cationic, anionic surfactants, or mixtures thereof. Fluorosurfactants are especially preferred, particularly if the product is a hair spray composition and most especially if it is a spray composition having relatively low levels of volatile organic solvents, such as alcohols, and relatively high levels of water (e.g., in excess of about 10%, by weight water). If such an emulsifying agent is used, it is preferably present at a level of from about 0.01% to about 7.5% of the composition.
  • the level of propellant can be adjusted as desired but is generally from about 3% to about 30% of mousse compositions and from about 15% to about 70% of the aerosol hair spray compositions.
  • Suitable spray containers are well known in the art and include conventional, non-aerosol pump sprays i.e., "atomizers," aerosol containers or cans having propellant, as described above, and also pump aerosol containers utilizing compressed air as the propellant.
  • Pump aerosol containers are disclosed, for example, in U.S. Patents 4,077,441, March 7, 1978, Olofsson and 4,850,577, July 25, 1989, TerStege, both incorporated by reference herein, and also in U.S. Serial No. 07/839,648, Gosselin, Lund, Sojka, and Lefebvre, filed February 21 , 1992, "Consumer Product Package Incorporating A Spray Device Utilizing Large Diameter Bubbles.
  • Pump aerosols hair sprays using compressed air are also currently marketed by The Procter & Gamble Company under their tradename VIDAL SASSOON AIRSPRAY® hair sprays.
  • the carrier can include a wide variety of conditioning materials.
  • the carrier can include surfactants, suspending agents, thickeners etc.
  • Various additional components useful in hair care compositions are described in U.S. Patent No. 5, 106,609, to Bolich, Jr. et al., issued April 21 , 1992; and U.S. Patent No. 4,387,090, to Bolich, Jr. issued June 7, 1983; which are incorporated by reference herein. Some of these additional components are described below.
  • the topical cosmetic and pharmaceutical compositions of the present invention can comprise a carrier.
  • the carrier should be "cosmetically and/or pharmaceutically acceptable", which means that the carrier is suitable for topical application to the skin, has good aesthetic properties, is compatible with the copolymers of the present invention and any other components, and will not cause any untoward safety or toxicity concerns.
  • the carrier can be in a wide variety of forms.
  • emulsion carriers including, but not limited to, oil-in-water, water-in-oil, water-in-oil-in-water, and oil-in-water-in-silicone emulsions, are useful herein. These emulsions can cover a broad range of viscosities, e.g, from about 100 cps to about 200,000 cps. These emulsions can also be delivered in the form of sprays using either mechanical pump containers or pressurized aerosol containers using conventional propellants. These carriers can also be delivered in the form of a mousse.
  • suitable topical carriers include anhydrous liquid solvents such as oils, alcohols, and silicones (e.g., mineral oil, ethanol, isopropanol dimethicone, cyclomethicone, and the like); aqueous-based single phase liquid solvents (e.g., hydro- alcoholic solvent systems); and thickened versions of these anhydrous and aqueous-based single phase solvents (e.g., where the viscosity of the solvent has been increased to form a solid or semi- solid by the addition of appropriate gums, resins, waxes, polymers, salts, and the like).
  • anhydrous liquid solvents such as oils, alcohols, and silicones (e.g., mineral oil, ethanol, isopropanol dimethicone, cyclomethicone, and the like)
  • aqueous-based single phase liquid solvents e.g., hydro- alcoholic solvent systems
  • thickened versions of these anhydrous and aqueous-based single phase solvents e.
  • topical carrier systems useful in the present invention are described in the following four references all of which are incorporated herein by reference in their entirety: "Sun Products Formulary” Cosmetics & Toiletries, vol. 105, pp. 122- 139 (December 1990); “Sun Products Formulary", Cosmetics & Toiletries, vol. 102, pp. 1 17-136 (March 1987); U.S. Patent No. 4,960,764 to Figueroa et al., issued October 2, 1990; and U.S. Patent No. 4,254, 105 to Fukuda et al., issued March 3, 1981.
  • the carriers of the skin care compositions preferably comprise from about 50% to about 99% by weight of the compositions of the present invention, more preferably from about 75% to about 99%, and most preferably from about 85% to about 95%.
  • Preferred cosmetically and/or pharmaceutically acceptable topical carriers include hydro- alcoholic systems and oil-in-water emulsions.
  • the carrier can comprise from about 1% to about 50% of ethanol, isopropanol, or mixtures thereof, and from about 40% to about 99% of water. More preferred is a carrier comprising from about 5% to about 60% of ethanol, isopropanol, or mixtures thereof, and from about 40% to about 95% of water.
  • a carrier comprising from about 20% to about 50% of ethanol, isopropanol, or mixtures thereof, and from about 50% to about 80% of water.
  • the carrier is an oil-in-water emulsion
  • the carrier can include any of the common excipient ingredients for preparing these emulsions. Additional components useful in formulating these topical compositions are further described below.
  • compositions herein A wide variety of additional components can be employed in the hair care and topical skin compositions herein.
  • Non-limiting examples include the following: Pharmaceutical Actives
  • compositions of the present invention can comprise a safe and effective amount of a pharmaceutical active.
  • safe and effective amount means an amount of an active high enough to significantly or positively modify the condition to be treated, but low enough to avoid serious side effects (at a reasonable benefit/risk ratio), within the scope of sound medical judgment.
  • a safe and effective amount of the pharmaceutical active will vary with the specific active, the ability of the composition to penetrate the active through the skin, the amount of composition to be applied, the particular condition being treated, the age and physical condition of the patient being treated, the severity of the condition, the duration of the treatment, the nature of concurrent therapy, and like factors.
  • compositions of the present invention preferably comprise from about 0.1% to about 20% by weight of the compositions, more preferably from about 0.1% to about 10%, and most preferably from about 0.1% to about 5%. Mixtures of pharmaceutical actives may also be used.
  • Nonlimiting examples of pharmaceutical actives can include the following:
  • Anti-acne actives preferred for use in the present invention include the keratolytics such as salicylic acid, sulfur, lactic acid, glycolic, pyruvic acid, urea, resorcinol, and N-acetylcysteine; retinoids such as retinoic acid and its derivatives (e.g., cis and trans); antibiotics and antimicrobials such as benzoyl peroxide, octopirox, erythromycin, zinc, tetracyclin, triclosan, azelaic acid and its derivatives, phenoxy ethanol and phenoxy proponol, ethylacetate, clindamycin and meclocycline: sebostats such as flavinoids; alpha and beta hydroxy acids; and bile salts such as scymnol sulfate and its derivatives, deoxycholate, and
  • Useful pharmaceutical actives in the compositions of the present invention include analgesic actives.
  • Analgesic actives suitable for use in the present compositions include salicylic acid derivatives such as methyl-salicylate, species and derivatives of the genus capsicum such as capsaicin and non-steroidal anti-inflammatory drugs (NSAIDS).
  • NSAIDS non-steroidal anti-inflammatory drugs
  • the NSAIDS can be selected from the following categories: propionic acid derivatives; acetic acid derivatives; fenamic acid derivatives; biphenylcarboxylic acid derivatives; and oxicams.
  • AH of these NSAIDS are fully described in the U.S. Patent 4,985,459 to Sunshine et al., issued January 15, 1991, incorporated by reference herein.
  • propionic NSAIDS including but not limited to aspirin, acetaminophen, ibuprofen, naproxen, benoxaprofen, flurbiprofen, fenoprofen, fenbufen, ketoprofen, indoprofen, pirprofen, carprofen, oxaprozin, pranoprofen, miroprofen, tioxaprofen, suprofen, alminoprofen, tiaprofenic acid, fluprofen and bucloxic acid.
  • steroidal anti-inflammatory drugs including hydrocortisone and the like.
  • Useful pharmaceutical actives in the compositions of the present invention include antipruritic drugs.
  • Antipruritic actives preferred for inclusion in compositions of the preseni invention include pharmaceutically-acceptable salts of methdilizine and trimeprazine.
  • Useful pharmaceutical actives in the compositions of the present invention include anesthetic actives.
  • Anesthetic actives preferred for inclusion in compositions of the present invention include pharmaceutically-acceptable salts of lidocaine, bupivacaine, chlorprocaine, dibucaine, etidocaine, mepivacaine, tetracaine, dyclonine, hexylcaine, procaine, cocaine, ketamine, pramoxine and phenol.
  • compositions of the present invention include antimicrobial actives (antibacterial, antifungal, antiprotozoal and antiviral drugs).
  • Antimicrobial actives preferred for inclusion in compositions of the present invention include pharmaceutically-acceptable salts of b- lactam drugs, quinolone drugs, ciprofloxacin, norfloxacin, tetracycline, erythromycin, amikacin.
  • triclosan doxycycline, capreomycin, chlorhexidine, chlortetracycline, oxytetracycline, clindamycin, ethambutol, metronidazole, pentamidine, gentamicin, kanamycin, lineomycin, methacycline, methen- a ine, minocycline, neomycin, netilmicin, paromomycin, streptomycin, tobramycin, miconazole and amanfadine.
  • Antimicrobial drugs preferred for inclusion in compositions of the present invention include tetracycline hydrochloride, erythromycin estolate, erythromycin stearate (salt), amikacin sulfate, doxycycline hydrochloride, capreomycin sulfate, chlorhexidine gluconate, chlorhexidine hydrochloride, chlortetracycline hydrochloride, oxytetracycline hydrochloride, clindamycin hydrochloride, ethambutol hydrochloride, metronidazole hydrochloride, pentamidine hydrochloride gentamicin sulfate, kanamycin sulfate, lineomycin hydrochloride, methacycline hydrochloride methenamine hippurate, methenamine mandelate, minocycline hydrochloride, neomycin sulfate netilmicin sulfate, paromomycin sulfate, streptomycin
  • sunscreening agents are also useful herein.
  • a wide variety of sunscreening actives are described in U.S. Patent No. 5,087,445, to Haffey et al., issued February 11, 1992; U.S. Patent No. 5,073,372, to Turner et al., issued December 17, 1991; U.S. Patent No. 5,073,371, to Turner et al. issued December 17, 1991; and Segarin, et al., at Chapter VIII, pages 189 et seq., of Cosmetics Science and Technology, all of which are incorporated herein by reference in their entirety.
  • sunscreens which are useful in the compositions of the instant invention are those selected from the group consisting of 2-ethylhexyl p-methoxycinnamate, 2-ethylhexyl N,N- dimethyl-p-aminobenzoate, p-aminobenzoic acid, 2-phenylbenzimidazole-5-sulfonic acid, octocrylene, oxybenzone, homomenthyl salicylate, octyl salicylate, 4,4'-methoxy-t- butyldibenzoylmethane, 4-isopropyl dibenzoylmethane, 3-benzylidene camphor, 3-(4- methylbenzylidene) camphor, titanium dioxide, zinc oxide, silica, iron oxide, and mixtures thereof.
  • sunscreening actives disclosed therein have, in a single molecule, two distinct chromophore moieties which exhibit different ultra-violet radiation absorption spectra.
  • One of the chromophore moieties absorbs predominantly in the UVB radiation range and the other absorbs strongly in the UVA radiation range.
  • sunscreens include those selected from the group consisting of 4-N,N-(2-ethylhexyl)methyl- aminobenzoic acid ester of 2,4-dihydroxybenzophenone, 4-N,N-(2-ethylhexyl)methylaminobenzoic acid ester with 4-hydroxydibenzoylmethane, 4-N,N- (2-ethylhexyl)methylaminobenzoic acid ester of 2-hydroxy-4-(2-hydroxyethoxy)benzophenone, 4-N,N-(2-ethylhexyl)-methylaminobenzoic acid ester of 4-(2-hydroxyethoxy)dibenzoylmethane, and mixtures thereof.
  • the sunscreens can comprise from about 0.5% to about 20% of the compositions useful herein. Exact amounts will vary depending upon the sunscreen chosen and the desired Sun Protection Factor (SPF). SPF is a commonly used measure of photoprotection of a sunscreen against erythema. See Federal Register, Vol. 43, No. 166, pp. 38206-38269, August 25, 1978, which is incorporated herein by reference in its entirety.
  • tanning actives including dihydroxyacetone, glyceraldehyde, indoles and their derivatives, and the like. These sunless tanning actives may also be used in combination with the sunscreen agents.
  • useful actives include skin bleaching (or lightening) actives including but not limited to hydroquinone, ascorbic acid, kojic acid and sodium metabisulfite.
  • useful actives which are especially useful for hair care compositions include anti- dandruff actives such as zinc py ⁇ thione, octopirox, selenium disulfide, sulfur, coal tar, and the like
  • antiperspirant actives Suitable for use herem are those which comprise any compound, composition or mixture thereof having antiperspirant activity
  • Astnngenl metallic salts are preferred antiperspirant materials for use herein, particularly the inorganic and organic salts of aluminum, zirconium and zinc, as well as mixtures thereof
  • Particularly preferred are the aluminum and zirconium salts, such as aluminum halides, aluminum hydroxy halides, zirconyl oxide halides, zirconyl hydroxy halides, and mixtures thereof
  • deodorant actives in the form of bacte ⁇ ostats may be incorporated into the present compositions.
  • Suitable deodorant bacte ⁇ ostats include 2,2'-methyleneb ⁇ s(3,4,6- t ⁇ chlorophenol), 2,4,4'-t ⁇ chloro-2'-hydroxy(d ⁇ phenyl ether), zinc phenolsulfonate, 2,2'-th ⁇ ob ⁇ s(4,6- dichlorophenol), p-chloro-m-xylenol, dichloro-m-xylenol and the like
  • 2,4,4'- tnchloro-2'-hydroxy(d ⁇ phenyl ether) which is gene ⁇ cally known as triclosan and available from the Ciba-Geigy Corporation under the trademark, Irgasan DP-300 Registered TM When t ⁇ closan is utilized it will be present in a range from about 0 05 to about 0 9%, preferably from about 0 1 to about 0
  • Conditioning agents useful herem, and especially useful for hair care compositions include hydrocarbons, silicone fluids, and cationic materials
  • the hydrocarbons can be either straight or branched chain and can contain from about 10 to about 16, preferably from about 12 to about 16 carbon atoms
  • suitable hydrocarbons are decane, dodecane, tetradecane, tridecane, and mixtures thereof
  • Silicone condition mg agents useful herein can include either cyclic or hneai polydimethylsiloxanes, phenyl and alkyl phenyl silicones, and silicone copolyols
  • the linear volatile o silicones generally have viscosities of less than about 5 centistokes at 25 C, while the cyclic materials have viscosities less than about 10 centistokes
  • Cationic conditioning agents useful herein include quaternary ammonium salts or the salts of fatty amines These additional cationic agents are used herem for the purpose of providing conditioning and are separate and apart from the complexing agents of the present invention
  • Preferred quaternary ammonium salts are dialkyl dimethyl ammonium chlorides, wherein the alkyl groups have from 12 to 22 carbon atoms and are derived from long-chain fatty acids
  • Representative examples of quaternary ammonium salts include ditallow dimethyl ammonium chloride, ditallow dimethyl ammonium methyl sulfate, dihexadecyl dimethyl ammonium chloride, and d ⁇ (hydrogenatecl tallow) ammonium chloride
  • Other quaternary ammonium salts useful herein are dicationics such as tallow propane diammonium dichloride. Quaternary imidazolinium salts are also useful herein.
  • imidazolinium salts containing C12-22 alkyl groups such as 1- methyl- l-[(stearoylamide)ethyl]-2-heptadecyl-4, 5-dihydroimidazolinium chloride, l-methyl-1- [(palmitoylamide)ethyl]-2-octadecyl-4,5-dihydroimidazolinium chloride and 1-methyl-l- [(tallowamide)-ethyl]-2-tallow-imidazolinium methyl sulfate.
  • salts of fatty amines such as 1- methyl- l-[(stearoylamide)ethyl]-2-heptadecyl-4, 5-dihydroimidazolinium chloride, l-methyl-1- [(palmitoylamide)ethyl]-2-octadecyl-4,5-dihydroimidazolinium chloride and 1-methyl-l- [(tallowamide)
  • stearyiamine hydrochloride examples include stearyiamine hydrochloride, soyamine hydrochloride, and stearyiamine formate.
  • Useful conditioning agents are disclosed in U.S. Patent No. 4,387,090, to Bolich, issued June 7, 1983, which is incorporated by reference herein. Humectants and Moisturizers
  • compositions of the present invention can contain one or more humectant or moisturizing materials.
  • humectant or moisturizing materials A variety of these materials can be employed and each can be present at a level of from about 0.1% to about 20%, more preferably from about 1% to about 10% and most preferably from about 2% to about 5%.
  • These materials include urea; guanidine; glycolic acid and glycol ate salts (e.g. ammonium and quaternary alkyl ammonium); lactic acid and lactate salts (e.g.
  • aloe vera in any of its variety of forms (e.g., aloe vera gel); polyhydroxy alcohols such as sorbitol, glycerol, hexanetriol, propylene glycol, butylene glycol, hexylene glycol and the like; polyethylene glycols; sugars and starches; sugar and starch derivatives (e.g., alkoxylated glucose); hyaluronic acid; lactamide monoethanolamine; acetamide monoethanolamine; and mixtures thereof.
  • Preferred humectants and moisturizers are glycerol, butylene glycol, hexylene glycol, and mixtures thereof.
  • compositions of the present invention can contain one or more surfactants.
  • surfactants are useful adjuncts for the carriers of the present compositions, and are not required for solubilizing, dispersing or complexing the copolymers of the present invention.
  • the level is preferably from about 10% to about 30%, preferably from 12% to about 25%, of the composition.
  • the preferred level of surfactant is from about 0.2% to about 3%.
  • Surfactants useful in compositions of the present invention include anionic, nonionic, cationic, zwitterionic and amphoteric surfactants. A wide variety of surfactants useful herein are disclosed in U.S. Patent No.
  • Nonlimiting examples of these surfactants include anionic surfactants such as alkyl and alkyl ether sulfates. These materials typically have the respective formulae ROSO M and
  • M is a water-soluble cation such as ammonium, sodium, potassium and triethanolamine.
  • anionic surfactants are the water-soluble salts of the organic, sulfuric acid reaction products of the formula:
  • R j S0 3 — M
  • R j is chosen from the group consisting of a straight or branched chain, saturated aliphatic hydrocarbon radical having from about 8 to about 24, preferably about 12 to about 18, carbon atoms; and M is a cation.
  • anionic synthetic surfactants which come within the terms of the present invention are the reaction products of fatty acids esterified with isethionic acid and neutralized with sodium hydroxide where, for example, the fatty acids are derived from coconut oil; sodium or potassium salts of fatty acid amides of methyl tauride in which the fatty acids, for example, are derived from coconut oil.
  • anionic synthetic surfactants include the class designated as succinamates, olefin sulfonates having about 12 to about 24 carbon atoms, and b-alkyl- oxy alkane sulfonates.
  • Many additional nonsoap synthetic anionic surfactants are described in McCutcheon's. Detergents and Emulsifiers, 1984 Annual, published by Allured Publishing Corporation, which is incorporated herein by reference.
  • Nonionic surfactants useful herein are preferably used in combination with an anionic, amphoteric or zwitterionic surfactant.
  • These nonionic surfactants can be broadly defined as compounds produced by the condensation of alkylene oxide groups (hydrophilic in nature) with an organic hydrophobic compound, which may be aliphatic or alkyl aromatic in nature.
  • Cationic surfactants useful in compositions of the present invention are disclosed in the following documents, all incorporated by reference herein: M.C. Publishing Co., McCutcheon's, Detergents & Emulsifiers. (North American edition 1979); Schwartz, et al., Surface Active Agents, Their Chemistry and Technology. New York: Interscience Publishers, 1949; U.S. Patent 3,155,591, Spotifyr, issued November 3, 1964; U.S. Patent 3,929,678, Laughlin, et al., issued December 30, 1975; U.S. Patent 3,959,461, Bailey, et al., issued May 25, 1976; and U.S. Patent 4,387,090, Bolich, Jr., issued June 7, 1983.
  • the cationic surfactant is present at from about 0.05% to about 5%.
  • Zwitterionic surfactants are exemplified by those which, can be broadly described as derivatives of aliphatic quaternary ammonium, phosphonium, and sulfonium compounds, in which the aliphatic radicals can be straight or branched chain, and wherein one of the aliphatic substituents contains from about 8 to about 18 carbon atoms and one contains an anionic water-solubilizing, group, e.g., carboxy, sulfonate, sulfate, phosphate, or phosphonate.
  • Other zwitterionics such as, betaines are also useful in the present invention.
  • betaines include the high alky; betaines, such as coco dimethyl carboxymethyl betaine, lauryl dimethyl carboxymethyl betaine, lauryl dimethyl alphacarboxyethyl betaine, cetyl dimethyl carboxymethyl betaine, lauryl bis-(2- hydroxyethyl) carboxymethyl betaine, stearyl bis-(2-hydroxypropyi) carboxymethyl betaine, oleyl dimethyl gamma-carboxypropyl betaine, lauryl bis-(2-hydroxypropyl)alpha-carboxyethyl betaine, coco dimethyl sulfopropyl betaine, stearyl dimethyl sulfopropyl betaine, lauryl dimethyl sulfoethyl betaine, lauryl bis-(2-hydroxyethyl) sulfopropyl betaine, and amidobetaines and amidosulfobetaines (wherein the RCONH(CH2)3 radical is attached to the nitrogen atom
  • amphoteric surfactants which can be used in the compositions of the present invention are those which are broadly described as derivatives of aliphatic secondary and tertiary amines in which the aliphatic radical can be straight or branched chain and wherein one of the aliphatic substituents contains from about 8 to about 18 carbon atoms and one contains an anionic water solubilizing group, e.g., carboxy, sulfonate, sulfate, phosphate, or phosphonate.
  • an anionic water solubilizing group e.g., carboxy, sulfonate, sulfate, phosphate, or phosphonate.
  • Examples of compounds falling within this definition are sodium 3-dodecyl-aminopropionate, sodium 3- dodecyla inopropane sulfonate, N-alkyltaurines such as the one prepared by reacting dodecylamine with sodium isethionate according to the teaching of U.S. Patent 2,658,072, N-higher alkyl aspartic acids such as those produced according to the teaching of U.S. Patent 2,438,091, and the products sold under the trade name "Miranol" and described in U.S. Patent 2,528,378. Carboxylic Acid Copolymer Thickeners
  • Another component useful in the compositions herein is a carboxylic copolymer thickener.
  • These crosslinked polymers contain one or more monomers derived from acrylic acid, substituted acrylic acids, and salts and esters of these acrylic acids and the substituted acrylic acids, wherein the crosslinking agent contains two or more carbon-carbon double bonds and is derived from a polyhydric alcohol.
  • These polymers are included in addition to the fatty acid component of the present invention to provide a thickening action and are not required for solubilizing, dispersing, or complexing the copolymers of the present invention.
  • the preferred polymers for use herein are of two general types.
  • the first type of polymer is a crosslinked homopolymer of an acrylic acid monomer or derivative thereof (e.g., wherein the acrylic acid has substituents on the two and three carbon positions independently selected from the group consisting of C ( _4 alkyl, -CN, -COOH, and mixtures thereof)-
  • the second type of polymer is a crosslinked copolymer having a first monomer selected from the group consisting of an acrylic acid monomer or derivative thereof (as just described in the previous sentence), a short chain alcohol (i.e.
  • a C j _4) acrylate ester monomer or derivative thereof (e.g., wherein the acrylic acid portion of the ester has substituents on the two and three carbon positions independently selected from die group consisting of C ] .4 alkyl, -CN, -COOH, and mixtures thereof), and mixtures thereof; and a second monomer which is a long chain alcohol (i.e. (-8-40) acrylate ester monomer or derivative thereof (e.g., wherein the acrylic acid portion of the ester has substituents on the two and three carbon positions independently selected from the group consisting of Cj.4 alkyl, -CN, -COOH, and mixtures thereof)- Combinations of these two types of polymers are also useful herein.
  • the monomers are preferably selected from the group consisting of acrylic acid, methacrylic acid, ethacrylic acid, and mixtures thereof, with acrylic acid being most preferred.
  • the acrylic acid monomer or derivative thereof is preferably selected from the group consisting of acrylic acid, methacrylic acid, ethacrylic acid, and mixtures thereof, with acrylic acid, methacrylic acid, and mixtures thereof being most preferred.
  • the short chain alcohol acrylate ester monomer or derivative thereof is preferably selected from the group consisting of C 1.4 alcohol acrylate esters, C ] _4 alcohol methacrylate esters, C
  • the long chain alcohol acrylate ester monomer is selected from Cg.40 alkyl acrylate esters, with C JO ⁇ Q alkyl acrylate esters being preferred.
  • the crosslinking agent in both of these types of polymers is a polyalkenyl polyether of a polyhydric alcohol containing more than one alkenyl ether group per molecule, wherein the parent polyhydric alcohol contains at least 3 carbon atoms and at least 3 hydroxyl groups.
  • Preferred crosslinkers are those selected from the group consisting of allyl ethers of sucrose and allyl ethers of pentaerythritol, and mixtures thereof.
  • Examples of commercially available homopolymers of the first type useful herein include the carbomers, which are homopolymers of acrylic acid crosslinked with allyl ethers of sucrose or pentaerytritol.
  • the carbomers are available as the Carbopol® 900 series from B.F. Goodrich.
  • Examples of commercially available copolymers of the second type useful herein include copolymers of C io-30 ⁇ Vxyl acrylates with one or more monomers of acrylic acid, methacrylic acid, or one of their short chain (i.e. C j _4 alcohol) esters, wherein the crosslinking agent is an allyl ether of sucrose or pentaerytritol.
  • copolymers are known as acrylates/C 10-30 alkyl acrylate crosspolymers and are commercially available as Carbopol® 1342, Pemulen TR- 1 , and Pemulen TR-2, from B.F. Goodrich.
  • carboxylic acid polymer thickeners useful herein are those selected from the group consisting of carbomers, acrylates C10-C30 alkyl acrylate crosspolymers, and mixtures thereof.
  • compositions of the present can comprise from about 0.025% to about 1%, more preferably from about 0.05% to about 0.75% and most preferably from about 0.10% to about 0.50% of the carboxylic acid polymer thickeners.
  • compositions herein can contain various emulsifiers. These emulsifiers are useful for emulsifying the various carrier components of the compositions herein, and are not required for solubilizing or dispersing the copolymers of the present invention.
  • Suitable emulsifiers can include any of a wide variety of nonionic, cationic, anionic, and zwitterionic emulsifiers disclosed in the prior patents and other references. See McCutcheon's, Detergents and Emulsifiers. North American Edition ( 1986), published by Allured Publishing Corporation; U.S. Patent No. 5,01 1,681 to Ciotti et al., issued April 30, 1991 ; U.S. Patent No. 4,421 ,769 to Dixon et al., issued December 20, 1983; and U.S. Patent No. 3,755,560 to Dickert et al., issued August 28, 1973; these four references are incorporated herein by reference in their entirety.
  • Suitable emulsifier types include esters of glycerin, esters of propylene glycol, fatty acid esters of polyethylene glycol, fatty acid esters of polypropylene glycol, esters of sorbitol, esters of sorbitan anhydrides, carboxylic acid copolymers, esters and ethers of glucose, ethoxylated ethers, ethoxylated alcohols, alkyl phosphates, polyoxyethylene fatty ether phosphates, fatty acid amides, acyl lactylates, soaps and mixtures thereof.
  • Suitable emulsifiers can include, but are not limited to, polyethylene glycol 20 sorbitan monolaurate (Polysorbate 20), polyethylene glycol 5 soya sterol, Steareth-20, Ceteareth-20, PPG-2 methyl glucose ether distearate, Ceteth-10, Polysorbate 80, cetyl phosphate, potassium cetyl phosphate, diethanolamine cetyl phosphate, Polysorbate 60, glyceryl stearate, PEG- 100 stearate, and mixtures thereof.
  • the emulsifiers can be used individually or as a mixture of two or more and can comprise from about 0.1% to about 10%, more preferably from about 1% to about 7%, and most preferably from about 1% to about 5% of the compositions of the present invention.
  • Emollients can be used individually or as a mixture of two or more and can comprise from about 0.1% to about 10%, more preferably from about 1% to about 7%, and most preferably from about 1% to about 5% of the compositions of the present invention.
  • compositions useful in the methods of the present invention can also optionally comprise at least one emollient.
  • suitable emollients include, but are not limited to, volatile and non-volatile silicone oils, highly branched hydrocarbons, and non-polar carboxylic acid and alcohol esters, and mixtures thereof.
  • Emollients useful in the instant invention are further described in U.S. Patent No. 4,919,934, to Deckner et al., issued April 24 1990, which is incorporated herein by reference in its entirety.
  • the emollients can typically comprise in total from about 1% to about 50%, preferably from about 1% to about 25%, and more preferably from about 1% to about 10% by weight of the compositions useful in the present invention. Additional Components
  • additional components can be incorporated into the compositions herein.
  • additional components include vitamins and derivatives thereof (e.g., ascorbic acid, vitamin E, tocopheryl acetate, retinoic acid, retinol, retinoids, and the like); low pH thickening agents (e.g.
  • polyacrylamide and C 13.14 isoparaffin and laureth-7 available as Sepigel from Seppic Corporation
  • polyquatemium and mineral oil available as Salcare SC92, from Allied Colloids
  • crosslinked methyl quatemized dimethylaminomethacrylate and mineral oil available as Salcare SC95 from Allied Colloids
  • resins such as xanthan gum, carboxymethyl cellulose, hydroxymethyl cellulose, hydroxyethyl cellulose, alkyl-modified hydroxyalkyl celluloses (e.g.
  • long chain alkyl modified hydroxyethyl celluloses such as cetyl hydroxyethylcellulose), and magnesium aluminum silicate
  • cationic polymers and thickeners e.g., cationic guar gum derivatives such as guar hydroxypropyltrimonium chloride and hydroxypropyl guar hydroxypropyltri onium chloride, available as the Jaguar C series from Rhone- Poulenc
  • polymers for aiding the film-forming properties and substantivity of the composition such as a copolymer of eicosene and vinyl pyrrolidone, an example of which is available from GAF Chemical Corporation as Ganex® V-220
  • suspending agents such as ethylene glycol distearate and the like
  • skin penetration aids such as DMSO, 1 - dodecylazacycloheptan-2-one (available as Azone from the Upjohn Co.) and the like
  • antioxidants chelators
  • pantothenic acid and its derivatives clove oil, menthol, camphor, eucalyptus oil, eugenol, menthyl lactate, witch hazel distillate, allantoin, bisabalol, dipotassium glycyrrhizinate and the like.
  • the hair care and skin care compositions of the present invention are used in conventional ways to provide the desired benefit appropriate to the product such as hair styling, holding, cleansing, conditioning and the like for hair care compositions and benefits such as moisturization, sun protection, anti-acne, anti-wrinkling, artificial tanning, analgesic, and other cosmetic and pharmaceutical benefits for skin care compositions.
  • Such methods of use depend upon the type of composition employed but generally involve application of an effective amount of the product to the hair or skin, which may then be rinsed from the hair or skin (as in the case of shampoos and some conditioning products) or allowed to remain on the hair (as in the case of spray, mousse, or gel products), or allowed to remain on the skin (as in the case of the skin care compositions).
  • an amount is meant an amount sufficient to provide the benefit desired.
  • hair rinse, mousse, and gel products are applied to wet or damp hair prior to drying and styling of the hair. After such compositions are applied to the hair, the hair is dried and styled in the usual ways of the user. Hair sprays are typically applied to dry hair after it has already been dried and styled. Cosmetic and pharmaceutical topical skin care compositions are applied to and rubbed into the skin.
  • Ingredients are identified by chemical or CTFA name.
  • EXAMPLE 7 The following is a hair conditioner composition representative of the present invention. Component Weight %
  • Copolymer # 1 2.00 % myristoleic acid 0.27 %
  • This product is prepared by dispersing the copolymer #1 in Cyclomethicone D4 (solvent) then adding the myristoleic acid. Heat the solution to 65 C and use an appropriate homogenizer to facilitate incorporation of the copolymer into the solvent.
  • the other components except Kathon and perfume
  • the polymer/solvent mixture and the dimethicone gum are added separately to the other components after those have been cooled to at least 45°C. Finally, Kathon and perfume are added, and the product cooled to ambient. This composition is useful for application to the hair to provide conditioning, styling and hold benefits.
  • EXAMPLE 8 The following is a hair conditioner composition representative of the present invention. Component Weight %
  • This product is prepared by dispersing the copolymer #2 in Isododecane (solvent) then adding the oleic acid. Heat the solution to 65°C and use an appropriate homogenizer to facilitate incorporation of the copolymer into the solvent.
  • the other components except Kathon and perfume
  • the polymer/solvent mixture and the dimethicone gum are added separately to the other components after those have been cooled to at least 45°C.
  • Kathon and perfume are added, and the product cooled to ambient. This composition is useful for application to the hair to provide conditioning, styling and hold benefits.
  • EXAMPLE 9 The following is a hair shampoo composition representative of the present invention. Component Weight %
  • Copolymer # 1 4.00 %
  • This product is prepared by dispersing the copolymer #1 in isododecane (solvent) then adding the palmitoleic acid. Heat the solution to 65°C and use an appropriate homogenizer to facilitate incorporation of the copolymer into the solvent..
  • the other components are mixed in a separate vessel at a temperature high enough to melt the solids. The polymer/solvent mixture is added to the other components after those have been cooled. This composition is useful for application to the hair to provide cleansing, styling and hold benefits.
  • EXAMPLE 10 The following is a hair shampoo composition representative of the present invention. Component Weight %
  • Cocoamidopropyl Betaine 8.30 %
  • Copolymer # 1 3.00 % oleic acid 0.50 %
  • This product is prepared by dispersing the copolymer #1 in isododecane (solvent) then adding the oleic acid. Heat the solution to 65°C and use an appropriate homogenizer to facilitate incorporation of the copolymer into the solvent. The other components are mixed in a separate vessel at a temperature high enough to melt the solids. The polymer/solvent solution is added to the odier components after those have been cooled.
  • EXAMPLE 1 1 The following is a hair styling gel composition representative of the present invention. Component Weight %
  • Copolymer # 1 1.25 % palmitoleic acid 0.19 %
  • This product is prepared by dispersing the copolymer # 1 in Isopar H® (solvent) then adding the palmitoleic acid. Heat the solution to 65 C and use an appropriate homogenizer to facilitate incorporation of the copolymer into the solvent.
  • Quaternium 18 is mixed with water at 80°C. The polymer-solvent mixture is added to the Quatemium 18 containing premix at either high or low temperature. The other components are mixed in a separate vessel at ambient temperature. The Quaternium 18 premix with the polymer/solvent mixture is cooled (if needed) and added to the other components. This composition is useful for application to the hair to provide conditioning, styling and hold benefits.
  • EXAMPLE 12 The following is a spray-on gel hair composition representative of the present invention. Component Weight % Water Q.S. to 100 %
  • This product is prepared by dissolving the copolymer #2 in hexamethyl disiloxane (solvent) then adding the oleic acid. Heat the solution to 65°C and use an appropriate homogenizer to facilitate inco ⁇ oration of the copolymer into the solvent.. The other components are mixed in a separate vessel at a temperature high enough (70°C) to melt the solids. The polymer/solvent solution is added to the other components at either high or low temperature. This composition is useful for application to the hair to provide conditioning, styling and hold benefits.
  • solvent hexamethyl disiloxane
  • EXAMPLE 13 llowing is a hair styling rinse composition representative of the present invc
  • This product is prepared by dispersing the copolymer # 1 in the cyclomethicone D4(solvent) then adding the myristoleic acid. Heat the solution to 65°C and use an appropriate homogenizer to facilitate inco ⁇ oration of the copolymer into the solvent.
  • Premixes A and B are prepared by combining materials at 70°C. Premix A goes through a colloid mill and is cooled to 38°C. Materials in 'Main Mix', except benzyl alcohol, are mixed at 65°C. The polymer solution is then added to the 'Main Mix'. Main mix goes through a colloid mill and is cooled to 38°C. Premixes and 'Main Mix are combined at 38°C. Then the benzyl alcohol is added. This composition is useful for application to the hair to provide conditioning, styling and hold benefits.
  • EXAMPLE 14 The following is a hair styling mousse composition representative of the present invention. Component Weight % Water Q.S. to 100 %
  • This product is prepared by dissolving the copolymer #2 in hexamethyl disiloxane (solvent) then adding the oleic acid. Heat the solution to 65°C and use an appropriate homogenizer to facilitate inco ⁇ oration of the copolymer into the solvent. The other components (except isobutane) are mixed in a separate vessel at a temperature high enough (70°C) to melt the solids. The polymer/solvent solution is added to the other components after those have been cooled. Aluminum aerosol cans are then filled with 93 parts of this batch, affixed with a valve which is crimped into position, and lastly pressure filled with 7 parts Isobutane. This composition is useful for application to the hair to provide conditioning, styling and hold benefits.
  • solvent hexamethyl disiloxane
  • EXAMPLE 15 The following is a hair styling spray composition representative of the present invention. Component Weight %
  • Copolymer # 1 2.00 % palmitoleic acid 0.30 %
  • This product is prepared by dispersing the copolymer #1 in Cyclomethicone D4 (solvent) then adding the palmitoleic acid. Heat the solution to 65 C and use an appropriate homogenizer to facilitate incorporation of the copolymer into the solvent. The other components (except isobutane) are mixed in a separate vessel. The polymer/solvent solution is added to the other components. Aluminum aerosol cans are then filled with 75 parts of this batch, affixed with a valve which is. crimped into position, and lastly pressure filled with 25 parts Isobutane. This composition is useful for application to the hair to provide conditioning, styling and hold benefits
  • compositions defined in Examples 4 - 12 When the compositions defined in Examples 4 - 12 are applied to hair in the conventional manner, they provide effective hair conditioning and styling/hold benefits without leaving the hair with a sticky/stiff feel.
  • EXAMPLE 16 The following is a hair styling rinse composition representative of the present invention. Component Weight %
  • This product is prepared by dispersing the copolymer #1 in the Cyclomethicone D4(solvent) then adding the myristoleic acid. Heat the solution to 65 C and use an appropriate homogenizer to facilitate incorporation of the copolymer into the solvent.
  • Premixes A and B are prepared by combining materials at 70°C. Premix A goes through a colloid mill and is cooled to 38°C. Materials in 'Main Mix', except benzyl alcohol, are mixed at 65°C. The polymer solution is then added to the 'Main Mix'. Main mix goes through a colloid mill and is cooled to 38°C. Premixes and 'Main Mix are combined at 38°C. Then the benzyl alcohol is added. This composition is useful for application to the hair to provide conditioning, styling and hold benefits.
  • EXAMPLE 17 The following is a hair styling rinse composition representative of the present invention.
  • This product is prepared by dispersing the copolymer #1 in the cyclomethicone D4(solvenl) then adding the myristoleic acid. Heat the solution to 65 C and use an appropriate homogenizer to facilitate inco ⁇ oration of the copolymer into the solvent.
  • Premixes A and B are prepared by combining materials at 70°C. Premix A goes through a colloid mill and is cooled to 38°C. Materials in 'Main Mix', except benzyl alcohol, are mixed at 65°C. The polymer solution is then added to the 'Main Mix'. Main mix goes through a colloid mill and is cooled to 38°C. Premixes and 'Main Mix are combined at 38°C. Then the benzyl alcohol is added. This composition is useful for application to the hair to provide conditioning, styling and hold benefits.
  • EXAMPLE 18 The following is a hair styling rinse composition representative of the present invention.
  • This product is prepared by dispersing the copolymer #1 in the cyclomethicone D4(solvent) then adding the myristoleic acid. Heat the solution to 65 C and use an appropriate homogenizer to facilitate inco ⁇ oration of the copolymer into the solvent.
  • Premixes A and B are prepared by combining materials at 70°C. Premix A goes through a colloid mill and is cooled to 38°C. Materials in 'Main Mix', except benzyl alcohol, are mixed at 65°C.
  • the polymer solution is then added to the 'Mam Mix' Mam mix goes through a colloid mill and is cooled to 38°C Premixes and 'Main Mix are combined at 38°C Then the benzyl alcohol is added This composition is useful for application to the hair to provide conditioning, styling and hold benefits
  • An oil-in-water emulsion is prepared by combining the following components utilizing conventional mixing techniques Ingredients
  • Copolymer #2 1.00 oleic acid 0.36
  • Phase E is the cooled to 35°C, added and mixed.
  • This emulsion is useful for topical application to the skin to provide protection from the harmful effects of ultraviolet radiation.
  • a leave-on facial emulsion composition containing a cationic hydrophobic surfactant is prepared by combining the following components utilizing conventional mixing techniques.
  • Phase A ingredients are combined to form an emulsion.
  • Phase B is prepared by dispersing the copolymer #2 in Isododecane (solvent) then adding the stearamine. Heat the solution to 65 C and use an appropriate homogenizer to facilitate inco ⁇ oration of the copolymer into the solvent. Cool the Phase B and mix into Phase A using conventional mixing techniques. This emulsion is useful for application to the skin as a moisturizer.
  • EXAMPLE 21 The following is an anti-perspirant composition representative of the present invention.
  • Component Weight % Component Weight %
  • Copolymer # 3 1.00 %
  • Copolymer # 3 1.00 %
  • This product is prepared by dispersing the copolymer # 1 in Isopar H® (solvent) then adding the dimethylpalmitamine. Heat the solution to 65°C and use an appropriate homogenizer to facilitate inco ⁇ oration of the copolymer into the solvent. The other components are mixed in a separate vessel at ambient temperature. The copolymer-solvent premix is cooled (if needed) and added to the other components. This composition is useful for application to the skin to provide improve water resistance and is useful in the treatment of acne.
  • EXAMPLE 23 The following is an anti-acne composition representative of the present invention.
  • Component Weight % Component Weight %
  • Copolymer # 3 1.00 %
  • This product is prepared by dispersing the copolymer # 1 in Isopar H® (solvent) then adding the dimethylpalmitamine. Heat the solution to 65°C and use an appropriate homogenizer to facilitate inco ⁇ oration of the copolymer into the solvent. The other components are mixed in a separate vessel at ambient temperature. The copolymer-solvent premix is cooled (if needed) and added to the other components. This composition is useful for application to the skin to provide improve water resistance and is useful for the analgesic effects.

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Abstract

Compositions pour soins d'hygiène personnelle, comprenant un complexe copolymérique et un élément solvant volatile hydrophobe pour solubiliser ou disperser ledit complexe. Ce complexe est obtenu par combinaison en complexe d'un acide gras et d'un copolymère. Le copolymère en question comprend un monomère hydrophobe et un monomère hydrophyle, de sorte que au moins 1 %, en poids, de la totalité du copolymère renferme des monomères hydrophiles ayant des groupes fonctionnels azote, ainsi qu'un macromonomère hydrophobe, à titre facultatif.
PCT/US1997/015561 1996-09-04 1997-09-04 Compositions pour soins d'hygiene personnelle WO1998009608A2 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP51288698A JP2002509522A (ja) 1996-09-04 1997-09-04 身体ケア組成物
BR9711991A BR9711991A (pt) 1996-09-04 1997-09-04 Composi-{es para cuidado pessoal e para modelagem e condicionamento do cabelo
EP97940802A EP0927022A2 (fr) 1996-09-04 1997-09-04 Compositions pour soins d'hygiene personnelle
CA002264766A CA2264766A1 (fr) 1996-09-04 1997-09-04 Compositions pour soins d'hygiene personnelle
AU42498/97A AU4249897A (en) 1996-09-04 1997-09-04 Personal care compositions

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US70777596A 1996-09-04 1996-09-04
US70886296A 1996-09-04 1996-09-04
US08/708,862 1996-09-04
US08/707,775 1996-09-04
US08/833,818 US5830447A (en) 1996-09-04 1997-04-09 Personal care compositions
US08/833,817 1997-04-09
US08/833,818 1997-04-09
US08/833,817 US5804173A (en) 1996-09-04 1997-04-09 Personal care compositions

Publications (2)

Publication Number Publication Date
WO1998009608A2 true WO1998009608A2 (fr) 1998-03-12
WO1998009608A3 WO1998009608A3 (fr) 1998-08-27

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US1997/015561 WO1998009608A2 (fr) 1996-09-04 1997-09-04 Compositions pour soins d'hygiene personnelle

Country Status (7)

Country Link
EP (1) EP0927022A2 (fr)
KR (1) KR20000068433A (fr)
CN (1) CN1286626A (fr)
AU (1) AU4249897A (fr)
BR (1) BR9711991A (fr)
CA (1) CA2264766A1 (fr)
WO (1) WO1998009608A2 (fr)

Cited By (12)

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Publication number Priority date Publication date Assignee Title
EP1038519A1 (fr) * 1999-03-22 2000-09-27 L'oreal Utilisation comme agent tenseur d'au moins un polymère siliconé greffé
EP1088543A1 (fr) * 1999-09-30 2001-04-04 The Procter & Gamble Company Compositions de soin pour cheveux
WO2003020228A1 (fr) * 2001-08-31 2003-03-13 The Procter & Gamble Company Composition pour les soins capillaires comprenant un polymere revitalisant contenant un monomere radicalement polymerisable et contenant du polysiloxane
GB2380938A (en) * 2001-08-17 2003-04-23 Nat Starch Chem Invest Use of xantham gum as hair fixative
EP1382324A3 (fr) * 2002-07-03 2004-09-01 Unilever Plc Compositions moussantes pour le conditionnement des cheveux
US8545828B1 (en) 2003-02-21 2013-10-01 Akzo Nobel N. V. High viscosity heat-treated xanthan gum
US9072683B2 (en) 2001-08-17 2015-07-07 Akzo Nobel N.V. Use of xanthan gum as a hair fixative
US9149664B2 (en) 2007-01-31 2015-10-06 Akzo Nobel N.V. Sunscreen compositions
EP2623088A3 (fr) * 2011-12-08 2016-06-15 Henkel AG & Co. KGaA Produit de soin pour cheveux
EP2623089A3 (fr) * 2011-12-08 2016-09-28 Henkel AG & Co. KGaA Produit de soin pour cheveux
US9999586B2 (en) 2012-12-07 2018-06-19 Dow Global Technologies Llc Silicone modified polyolefins in personal care applications
JP2021075488A (ja) * 2019-11-08 2021-05-20 株式会社 資生堂 水中油型組成物

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FR2954139B1 (fr) * 2009-12-23 2012-05-11 Oreal Composition cosmetique comprenant au moins un alcane lineaire volatil et au moins un polymere cationique non-proteique
JP2023529521A (ja) * 2020-04-17 2023-07-11 トータルエナジーズ ワンテック 直鎖又は分岐脂肪酸及び誘導体で官能化された糖のモノマー、オリゴマー及びポリマー、それらの組成物及び使用

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DE3347189A1 (de) * 1982-12-29 1984-07-05 Ciba Geigy Ag Gemische aus quaternaeren, polymeren ammoniumsalzen und fettsaeuren, deren herstellung und verwendung in kosmetischen mitteln
JP3444366B2 (ja) * 1993-09-30 2003-09-08 株式会社資生堂 乳化組成物
JPH07138134A (ja) * 1993-11-19 1995-05-30 Shiseido Co Ltd 毛髪化粧料
US5747017A (en) * 1995-05-15 1998-05-05 Lip-Ink International Lip cosmetic

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2791257A1 (fr) * 1999-03-22 2000-09-29 Oreal Utilisation comme agent tenseur d'au moins un polymere silicone greffe
EP1038519A1 (fr) * 1999-03-22 2000-09-27 L'oreal Utilisation comme agent tenseur d'au moins un polymère siliconé greffé
EP1088543A1 (fr) * 1999-09-30 2001-04-04 The Procter & Gamble Company Compositions de soin pour cheveux
WO2001022928A1 (fr) * 1999-09-30 2001-04-05 The Procter & Gamble Company Compositions pour soins capillaires
US6589517B1 (en) 1999-09-30 2003-07-08 The Procter & Gamble Company Hair care compositions
GB2380938B (en) * 2001-08-17 2005-06-22 Nat Starch Chem Invest Use of xanthan gum as a hair fixative
GB2380938A (en) * 2001-08-17 2003-04-23 Nat Starch Chem Invest Use of xantham gum as hair fixative
US9072683B2 (en) 2001-08-17 2015-07-07 Akzo Nobel N.V. Use of xanthan gum as a hair fixative
WO2003020228A1 (fr) * 2001-08-31 2003-03-13 The Procter & Gamble Company Composition pour les soins capillaires comprenant un polymere revitalisant contenant un monomere radicalement polymerisable et contenant du polysiloxane
EP1382324A3 (fr) * 2002-07-03 2004-09-01 Unilever Plc Compositions moussantes pour le conditionnement des cheveux
US8545828B1 (en) 2003-02-21 2013-10-01 Akzo Nobel N. V. High viscosity heat-treated xanthan gum
US8790629B2 (en) 2003-02-21 2014-07-29 Akzo Nobel N. V. High viscosity heat-treated xanthan gum
US9149664B2 (en) 2007-01-31 2015-10-06 Akzo Nobel N.V. Sunscreen compositions
EP2623088A3 (fr) * 2011-12-08 2016-06-15 Henkel AG & Co. KGaA Produit de soin pour cheveux
EP2623089A3 (fr) * 2011-12-08 2016-09-28 Henkel AG & Co. KGaA Produit de soin pour cheveux
US9999586B2 (en) 2012-12-07 2018-06-19 Dow Global Technologies Llc Silicone modified polyolefins in personal care applications
JP2021075488A (ja) * 2019-11-08 2021-05-20 株式会社 資生堂 水中油型組成物
JP7370820B2 (ja) 2019-11-08 2023-10-30 株式会社 資生堂 水中油型組成物

Also Published As

Publication number Publication date
KR20000068433A (ko) 2000-11-25
AU4249897A (en) 1998-03-26
EP0927022A2 (fr) 1999-07-07
CN1286626A (zh) 2001-03-07
BR9711991A (pt) 1999-08-24
WO1998009608A3 (fr) 1998-08-27
CA2264766A1 (fr) 1998-03-12

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