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WO2025068356A1 - Utilisation d'un polymère contenant du soufre pour améliorer la protection solaire - Google Patents

Utilisation d'un polymère contenant du soufre pour améliorer la protection solaire Download PDF

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Publication number
WO2025068356A1
WO2025068356A1 PCT/EP2024/077036 EP2024077036W WO2025068356A1 WO 2025068356 A1 WO2025068356 A1 WO 2025068356A1 EP 2024077036 W EP2024077036 W EP 2024077036W WO 2025068356 A1 WO2025068356 A1 WO 2025068356A1
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WO
WIPO (PCT)
Prior art keywords
group
gum
polymer
acid
methyl
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PCT/EP2024/077036
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English (en)
Inventor
Soraya DELVOS
Thomas LUKOWICZ
Aleksandra ZMIRIC
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Clariant International Ltd
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Clariant International Ltd
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Publication of WO2025068356A1 publication Critical patent/WO2025068356A1/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
    • A61K8/81—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
    • A61K8/8158—Homopolymers or copolymers of amides or imides, e.g. (meth) acrylamide; 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
    • A61K8/30—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
    • A61K8/37—Esters of carboxylic acids
    • 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
    • A61K8/40—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing nitrogen
    • 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
    • A61K8/49—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds
    • A61K8/494—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with more than one nitrogen as the only hetero atom
    • A61K8/4966—Triazines or their condensed 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
    • A61K8/73—Polysaccharides
    • 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
    • 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
    • A61Q5/12—Preparations containing hair conditioners
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/48—Thickener, Thickening system

Definitions

  • the present invention relates to the use of a polymer comprising one or more synthetic polymer units comprising repeating units of a structure of Formula (1) for increasing the UV and/or blue light absorption of one or more UV and/or blue light filters.
  • the present invention refers to a sunscreen composition comprising such polymer, one or more UV and/or blue light filters and one or more cosmetically acceptable carriers.
  • Exposure to sunlight can have desirable effects, such as stimulating the production of vitamin D and tanning the skin.
  • the intensity or duration of exposure is too high, the lower wavelength UV-B light below 315 nm can cause erythema, a reddening of the skin, also known as sunburn.
  • compositions comprise one or more UV and/or blue light filters such as UV filters.
  • UV filters A high number of UV and/or blue light filters in different compositions are known in the art such as, e.g., shown in WO 2010/043588 and WO 2019/096960.
  • UV and/or blue light filters can be classified in different ways such as as Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine, oil soluble organic UV absorbers, sparingly soluble organic UV absorbers, inorganic UV absorbers, and water-soluble UV absorbers as shown in WO 2010/043588.
  • the sun protection effect of the UV and/or blue light filters known in the art is not entirely satisfying.
  • sun protection efficacy e.g., high sun protection factor (SPF)
  • SPF sun protection factor
  • UV and/or blue light filters that have comparably high efficacy per amount and thus allow using rather low amounts are rather poorly biodegradable.
  • good biodegradability is desired, lower efficacy in sun protection must often be accepted or higher amounts of such UV and/or blue light filters required.
  • high sun protection efficacy e.g., high sun protection factor (SPF)
  • SPF sun protection factor
  • particulate UV and/or blue light filters such as some inorganic agents, high amounts of such materials are comparably difficult to spread evenly on the skin and may lead to undesired bright spots on the skin.
  • An aspect of the present invention relates to the use of a polymer comprising (or consisting of): (i) one or more synthetic polymer units comprising (or consisting of): (a) repeating units of a structure of Formula (1): wherein R 1 and R 2 are independently selected from H, methyl or ethyl; A is a linear or branched C 1 -C 12 -alkyl group; and Q + is a cosmetically acceptable cation; and (b) optionally one or more crosslinking or branching units; and (c) optionally one or more further repeating units which are different from a repeating unit of structure of Formula (1) and from the crosslinking or branching units crosslinking or branching units; and (ii) one or more water-soluble and/or water-swellable polysaccharide polymer units, for increasing the UV and/or blue light absorption of one or more UV and/or blue light filters.
  • R 1 and R 2 are independently selected from H, methyl or ethyl
  • A is
  • such polymer comprising one or more synthetic polymer units comprising repeating units of a structure of Formula (1) leads to a significant improvement of sun protection effect when added to a composition comprising UV and/or blue light filter.
  • the use of the present invention may be increasing the UV and/or blue light absorption of a UV and/or blue light filter in a composition comprising at least one UV and/or blue light filter and optionally one or more further cosmetically acceptable components.
  • the polymer as used in the present invention may have a boosting effect on sun protection by increased UV and/or blue light absorption by influencing the spreadability of the sunscreen product on the skin. It will be understood that increased UV and/or blue light absorption typically leads to an increased sun protection factor (SPF) of the composition.
  • SPF sun protection factor
  • compositions of the present invention can be prepared as having a good biodegradability.
  • the present invention relates to a method for sun protection, comprising the steps of: (I) providing a composition of: (a) one or more polymers comprising (or consisting of): (i) one or more synthetic polymer units comprising (or consisting of): (a) repeating units of a structure of Formula (1): wherein R 1 and R 2 are independently selected from H, methyl or ethyl; A is a linear or branched C1-C12-alkyl group; and Q + is a cosmetically acceptable cation; and (b) optionally one or more crosslinking or branching units; and (c) optionally one or more further repeating units which are different from a repeating unit of structure of Formula (1) and from the crosslinking or branching units crosslinking or branching units; and (ii) one or more water-soluble and/or water-swellable polysaccharide polymer units;
  • the present invention further relates to a method for increasing the UV and/or blue light absorption of a composition comprising one or more UV and/or blue light filters, comprising the step of admixing one or more polymers to this composition, wherein the one or more polymers comprise (or consist of): (i) one or more synthetic polymer units comprising (or consisting of): (a) repeating units of a structure of Formula (1): wherein R 1 and R 2 are independently selected from H, methyl or ethyl; A is a linear or branched C 1 -C 12 -alkyl group; and Q + is a cosmetically acceptable cation; and (b) optionally one or more crosslinking or branching units; and (c) optionally one or more further repeating units which are different from a repeating unit of structure of Formula (1) and from the crosslinking or branching units crosslink
  • Embodiments and aspects described herein may comprise or be combinable with elements, features or components of other embodiments and/or aspects despite not being expressly exemplified in combination, unless an incompatibility is stated.
  • the terms “increasing” and “increase” may be understood in the broadest form as any enhancement of the respective value in comparison to a reasonable reference value.
  • an increase is an enhancement by at least 1 %, more preferably by at least 5 %, even more preferably by at least 10 %, even more preferably by at least 25 % or even at least 50 % or more than 50 %, related to a reference value.
  • the polymer according to Formula (1) may also be considered as a booster of sun protection effect of a UV and/or blue light filter.
  • the reference value to which the increase relates to is a comparable composition without the polymer comprising one or more synthetic polymer units comprising repeating units of a structure of Formula (1).
  • a “salt” is a cosmetically acceptable salt.
  • a salt may be a charged form of a charged functional group such as, e.g., an –SO3- group, an amino group, a carboxylic acid group, etc.
  • the counterion may be any counter ion. In at least one embodiment, the counter ion is a cosmetically acceptable counter ion.
  • a counter ion is selected from the group consisting of H + , NH4 + , an organic ammonium ion [NHR 5 R 6 R 7 ] + wherein R 5 , R 6 , and R 7 independently of one another is hydrogen, a linear or branched alkyl group having 1 to 22 carbon atoms, a linear or branched, mono- or poly-unsaturated alkenyl group having 2 to 22 carbon atoms, a C6-C22 alkylamidopropyl group, a linear mono-hydroxyalkyl group having 2 to 10 carbon atoms or a linear or branched dihydroxyalkyl group having 3 to 15 carbon atoms, and wherein at least one of the radicals R 5 , R 6 , and R 7 is not hydrogen, or Q + is Li + , Na + , K + , 1 ⁇ 2 Ca ++ , 1 ⁇ 2 Mg ++ , 1 ⁇ 2 Zn ++ , 1/3 Al +++ , or combinations thereof.
  • a 1 % gel of the polymer as used herein, in particular wherein the polymer is a hybrid polymer, of the invention in deionized water has a mesh size as described above and a yield point as described above.
  • a 1 % gel of the polymer as used herein, in particular wherein the polymer is a hybrid polymer, of the invention in deionized water has a tan delta as described above and a yield point as described above.
  • the polymer is a polymer as used herein, in particular wherein the polymer is a hybrid polymer, that is readily biodegradable, which means that the polymer as used herein, in particular wherein the polymer is a hybrid polymer, has a biodegradability of at least 60%, determined according to OECD Method 301 B.
  • the polymer as used herein, in particular wherein the polymer is a hybrid polymer, of the invention is inherently biodegradable (OECD 302).
  • Example embodiments of polymer as used herein, in particular wherein the polymer is a hybrid polymers, where the polysaccharide polymer unit is glucomannan are given in the following Table 1: Table 1.
  • the radical precipitation polymerization is carried out in a polar solvent mixture comprising (or consisting of): I) water and II) a further compound.
  • the compound II) is polar and organic.
  • the compound II) is selected from polar alcohols and ketones.
  • the compound II) is one or more polar alcohols and one or more ketones.
  • the initiator is an organic peroxide selected from the group consisting of benzoyl peroxide, tert-butyl hydroperoxide, di-tert-butyl hydroperoxide, triphenylmethyl hydroperoxide, methyl ethyl ketone peroxide, cumene hydroperoxide, dilauroyl peroxide (DLP), and mixtures thereof.
  • the polymerization is carried out in the presence of dimethyl 2,2'-azobis(2-methylpropionate), 2,2-azobis(2,4- dimethylvaleronitril) or dilauroyl peroxide (DLP).
  • the initiator is an azo initiator selected from the group consisting of azo-bis-isobutyronitrile (AIBN) and azobisamideopropyl hydrochloride (ABAH).
  • AIBN azo-bis-isobutyronitrile
  • ABAH azobisamideopropyl hydrochloride
  • the initiator is a persulfate selected from the group consisting of potassium peroxidisulfate, potassium peroxidisulfate, ammonium peroxidisulfate, potassium peroxi mono sulfat, sodium peroximonosulfate, ammonium peroximonosulfate, and mixtures thereof.
  • Organic persulfates are also useful.
  • the initiator is selected from the group consisting of inorganic peroxy compounds, such as (NH4)2S2O8, K2S2O8 or H2O2, for example, where appropriate in combination with reducing agents (e.g., sodium hydrogensulfite, ascorbic acid, iron(II) sulfate) or redox systems comprising as reducing component an aliphatic or aromatic sulfonic acid (e.g., benzenesulfonic acid, toluenesulfonic acid, etc.).
  • reducing agents e.g., sodium hydrogensulfite, ascorbic acid, iron(II) sulfate
  • redox systems comprising as reducing component an aliphatic or aromatic sulfonic acid (e.g., benzenesulfonic acid, toluenesulfonic acid, etc.).
  • the structure of the hybrid polymer is such that a polysaccharide polymer unit is a backbone onto which one or more synthetic
  • the initiator is a mixture of a redox initiator and an azo initiator. This has the advantage that a redox initiator system generates significant amount of –O* radicals on polysaccharide backbone and azo initiator will deliver enough active synthetic polymer unit chains. The combination of a redox initiator and an azo initiator will increase the amount of grafted synthetic polymer unit chains on polysaccharide backbone.
  • the initiator is a mixture of ammonium peroxidisulfate and sodium sulfite, potassium peroxidisulfate and sodium sulfite, ammonium peroxidisulfate and ascorbic acid, sodium peroxidisulfate and ascorbic acid, ammonium peroxidisulfate and N,N,N',N'-tetramethylene diamine, potassium peroxidisulfate and N,N,N',N'-tetramethylene diamine, ammonium peroximonosulfate and N,N,N',N'-tetramethylene diamine, ammonium peroximonosulfate and ascorbic acid, ammonium peroximonosulfate and thiourea, ammonium peroximonosulfate and malonic acid, ammonium peroximonosulfate and glycolic acid, ammoniumperoxi-monosulfate and malic acid, 2-hydroxy-2- sulfonatoacetic
  • the polymerization comprises the step of treating the water-soluble and/or water-swellable polysaccharide polymer unit with water prior to polymerization. This water treatment step preferably results in a homogenous distribution of water molecules in the polysaccharide polymer unit.
  • the polymerization comprises the step of recovering the polymer, in particular wherein the polymer is a hybrid polymer, after polymerization.
  • the compound II) is polar and organic. In at least one embodiment the compound II) is selected from polar alcohols and ketones. In at least one embodiment the compound II) is one or more polar alcohols and one or more ketones.
  • the compound II) is selected from the group consisting of methanol, ethanol, 1-propanol, 2-propanol, 2-methyl-2-propanol, 1- butanol, 2-butanol, dimethyl ketone, diethyl ketone, pentan-2-one, butanone, tetrahydropyran, tetrahydrofuran, 2-methyl-tetrahydrofuran, 1,3-dioxane, 1,4- dioxane, preferably 2-propanol, 2-methyl-2-propanol, dimethyl ketone, tetrahydrofuran, 2-methyl-tetrahydrofuran, more preferably 2-methyl-2-propanol and dimethyl ketone.
  • the compound II) is 2-methyl-2-propanol.
  • the solvent mixture contains from 0.5 to 10 wt.-%, preferably from 1 to 8 wt.-% and more preferably from 2 to 5 wt.-% water.
  • the solvent mixture contains from 90 to 99.5 wt.-%, preferably from 92 to 99 wt.-% and more preferably from 95 to 98 wt.-% 2-methyl- 2-propanol.
  • the solvent mixture contains water and 2-methyl-2- propanol.
  • the solvent mixture contains from 0.5 to 10 wt.-%, preferably from 1 to 8 wt.-% and more preferably from 2 to 5 wt.-% water, and from 90 to 99.5 wt.-%, preferably from 92 to 99 wt.-% and more preferably from 95 to 98 wt.-% 2-methyl-2-propanol.
  • the solvent mixture contains from 0.5 to 10 wt.-% water, from 1 to 98.5 wt.-% 2-methyl-2-propanol and from 1 to 98.5 wt.-% dimethyl ketone, preferably from 0.5 to 7.5 wt.-% water, from 5 to 94.5 wt.-% 2-methyl-2- propanol and from 5 to 94.5 wt.-% dimethyl ketone.
  • the monomers resulting in units (a) and/or (b) are neutralized with a base prior to the polymerization, and/or the hybrid polymer after polymerization is neutralized with a base.
  • the base is selected from bases comprising an ion selected the group consisting of Li + , Na + , K + , Ca ++ , Mg ++ , Zn ++ , Al +++ , and combinations thereof; preferably wherein the base is selected from hydroxides, carbonates and hydrogen carbonates comprising an ion selected the group consisting of Li + , Na + , K + , Ca ++ , Mg ++ , Zn ++ , Al +++ , and combinations thereof.
  • the composition comprises from 0.1 to 10 wt.-%, preferably from 0.1 to 2.5 wt.-%, more preferably from 0.1 to 1.0 wt.-%, also more preferably from 0.5 to 2.5 wt.-%, even more preferably from 0.5 to 1.0 wt.-% of the polymer, in particular a hybrid polymer, related to the total weight of the composition.
  • the cosmetic composition of the present invention is a skin care composition.
  • the cosmetic composition of the present invention is selected from the group consisting of body wash, facial cleanser, cleansing mask, bubble bath, bath oil, cleansing milk, micellar water, make-up remover, cleansing wipes, perfume, soaps, shaving soap, shaving foam, cleansing foam, face mask, intimate wash, micellar water, liquid soap, day cream, anti-aging cream, body milk, body lotion, body mousse, serum (e.g., face serum), eye cream, sunscreen lotion, sunscreen spray, sunscreen gel, sun cream, sun care milk, sun care gel, acne cream, after-shave lotion, pre-shaving cream, depilatory cream, skin-whitening gel, whitening cream, self-tanning cream, anti- acne gel, mascara, foundation, primer, concealer, blush, bronzer, blemish balm (bb) cream, eyeliner, night cream, eye brow gel, highlighter, lip stain, hand sanitizer, nail varnish remover, skin conditioner, split end fluid, deodorant, antiperspirant, baby cream, insect repellent
  • the cosmetic composition of the present invention is selected from the group consisting of body wash, facial cleanser, bath oil, cleansing milk, shaving foam, face mask, day cream, anti-aging cream, body milk, body lotion, body mousse, serum (e.g., face serum), eye cream, sunscreen lotion, sun cream, face cream, after-shave lotion, pre-shaving cream, depilatory cream, blemish balm (bb) cream, night cream, highlighter, lip stain, skin conditioner, deodorant, antiperspirant, baby cream, hand cream, sunscreen gel, foot cream, cellulite treatment, nail cuticle cream, lip balm, bath additive, eau de toilette, lubricating gel, moisturizer, cream gel, lip stick, lip gloss, body oil, shower milk, lip crayon, and sunblock.
  • serum e.g., face serum
  • eye cream sunscreen lotion
  • sun cream sun cream
  • face cream after-shave lotion
  • pre-shaving cream depilatory cream
  • blemish balm (bb) cream night cream, highlight
  • the cosmetic composition of the present invention is selected from the group consisting of bath oil, cleansing milk, day cream, anti- aging cream, body milk, body lotion, serum (e.g., face serum), eye cream, sunscreen lotion, face cream, pre-shaving cream, night cream, baby cream, hand cream, foot cream, nail cuticle cream, lip balm, moisturizer, lip stick, lip gloss, body oil, and sunblock.
  • the cosmetic composition of the present invention is a sunscreen composition.
  • the cosmetic composition of the present invention is selected from the group consisting of sunscreen lotion, sunscreen spray, sunscreen gel, sun cream, sun care milk, and sun care gel.
  • the cosmetic composition of the present invention is a hair cosmetic composition, such as a hair care composition.
  • the cosmetic composition of the present invention is selected from the group consisting of hair styling gel, hair styling cream, hair shine serum, hair colorant, split end fluid, and means for scalp treatment.
  • the polymer comprises (or consists of): (i) from 1 wt.-% to 95 wt.-%, preferably from 5 wt.-% to 70 wt.-%, more preferably from 5 wt.-% to 60 wt.-%, even more preferably from 10 wt.-% to 50 wt.-%, even more preferably from 15 wt.-% to 40 wt.-%, even more preferably from 20 wt.-% to 40 wt.-%, in particular from 25 wt.-% to 40 wt.- %, relative to the total mass of the polymer, of a synthetic polymer unit, comprising (or consisting of): (a) from 40 wt.-% to 99.9 wt.-%, preferably from 80 wt.-% to 99.9 wt.-%, in particular from 96
  • the polymer comprises (or consists of): (i) from 25 wt.-% to 40 wt.-%, relative to the total mass of the polymer, of a synthetic polymer unit, comprising (or consisting of): (a) from 96 wt.-% to 99.9 wt.-%, relative to the total mass of the synthetic polymer unit, of one or more repeating units of a structure of Formula (1); (b) from 0.01 wt.-% to 3 wt.-%, relative to the total mass of the synthetic polymer unit, of one or more crosslinking or branching units; and (c) from 0 wt.-% to 1 wt.-%, relative to the total mass of the synthetic polymer unit, of one or more repeating neutral structural units; and (ii) from 60 wt.-% to 75 wt.-%, relative to the total mass of the polymer, of a water-soluble and/or water-swellable polysaccharide poly
  • the one or more polysaccharide polymer units comprise from 1 wt.-% to 100 wt.-%, preferably from 25 wt.-% to 100 wt.-%, in particular from 50 wt.-% to 100 wt.-% bio-based carbon content, relative to the total mass of carbon in the one or more polysaccharide polymer units, measured according to standard ASTM D6866-12, Method B.
  • the repeating units of a structure of Formula (1) comprise from 1 wt.-% to 100 wt.-%, preferably from 25 wt.-% to 100 wt.-%, in particular from 50 wt.-% to 100 wt.-% bio-based carbon content, relative to the total mass of carbon in the repeating units of a structure of Formula (1), measured according to standard ASTM D6866-12, Method B.
  • the one or more further repeating units comprise from 1 wt.-% to 100 wt.-%, preferably from 25 wt.-% to 100 wt.-%, in particular from 50 wt.-% to 100 wt.-% bio-based carbon content, relative to the total mass of carbon in the one or more further repeating units, measured according to standard ASTM D6866-12, Method B.
  • UV and/or blue light filter A UV and/or blue light filter may be any agent that is suitable for filtering (i.e., absorbing, reflecting and/or scattering, preferably absorbing and optionally also reflecting and/or scattering) UV and/or blue light as generally understood in the art.
  • the UV and/or blue light filter is able to absorb and/or reflect and/or scatter, preferably able to absorb, UV light (wavelength range below 400 nm, preferably from 100 to 399 nm) and/or blue light (wavelength range from 400 to 490 nm).
  • the UV and/or blue light filter is able to absorb and/or reflect and/or scatter, preferably able to absorb, UV-B (wavelength range from 290 to 319 nm) and/or UV-A (wavelength range from 320 to 399 nm) and optionally also UV-C (wavelength range below 290 nm, preferably from 100 to 289 nm) irradiation.
  • the UV and/or blue light filter is able to absorb and/or reflect and/or scatter, preferably able to absorb, blue light irradiation.
  • the UV and/or blue light filter is able to absorb and/or reflect and/or scatter, preferably able to absorb, UV-A and reflect blue light (wavelength range from 380 to 450 nm) irradiation and optionally also UV-B and/or UV-C irradiation.
  • the UV and/or blue light filter is able to absorb and/or reflect and/or scatter, preferably able to absorb, UV-B and optionally also UV-A and optionally also UV-C irradiation.
  • a UV and/or blue light filter is such as described in any of WO 2010/043588 or WO 2019/096960.
  • the one or more UV and/or blue light filters are selected from the group consisting of organic UV-screening agents of the oxalanilide type, of the triazine type, of the benzotriazole type, of the vinylamide type, of the cinnamide type, of the type comprising one or more groups which are benzazole and/or benzofuran, benzothiophene, of the indole type, of the aryl vinylene ketone type, of the phenylene bis-benzoxazinone derivative type, of the amide, sulfonamide or acrylonitrile carbamate derivative type, or mixtures thereof.
  • At least one of the one or more UV and/or blue light filters is an organic UV and/or blue light filter. In at least one embodiment, at least one of the one or more UV and/or blue light filters is a soluble organic UV and/or blue light filter. In at least one embodiment, at least one of the one or more UV and/or blue light filters is an inorganic UV and/or blue light filter. In at least one embodiment, at least one of the one or more UV and/or blue light filters is an insoluble inorganic UV and/or blue light filter.
  • At least one of the one or more UV and/or blue light filters is selected from the group consisting of anthranilates, cinnamic derivatives, dibenzoylmethane derivatives, salicylic derivatives, camphor derivatives, triazine derivatives, benzophenone derivatives, beta,beta’-diphenylacrylate derivatives, benzotriazole derivatives, benzalmalonate derivatives, benzimidazole derivatives, imidazolines, bis-benzazolyl derivatives, p-aminobenzoic acid (PABA) derivatives, benzothiazine derivatives, screening polymers and screening silicones (e.g., Polysilicone 15), alpha-alkylstyrene-based dimers, 4,4-diarylbutadienes, methoxypropylamino cyclohexanylidene ethoxycyanoacetate, methoxypropylamino cyclohexenylidene e
  • At least one of the one or more UV and/or blue light filters is selected from the group consisting of anthranilates, cinnamic compounds, dibenzoylmethane compounds, salicylic compounds, camphor compounds, triazine compounds, benzophenone compounds, beta,beta’-diphenylacrylate compounds, benzotriazole compounds, benzalmalonate compounds, benzimidazole compounds, imidazolines, bis-benzazolyl compounds, p- aminobenzoic acid (PABA) compounds, benzothiazine compounds, screening polymers and screening silicones (e.g., Polysilicone 15), alpha-alkylstyrene-based dimers, 4,4-diarylbutadienes, methoxypropylamino cyclohexanylidene ethoxycyanoacetate, methoxypropylamino cyclohexenylidene ethoxyethylcyanoacetate, ethy
  • the one or more UV and/or blue light filters are selected from the group consisting of: 4-Aminobenzoic acid (PABA, p-aminobenzoic acid), Polyoxyethylene ethyl-4-aminobenzoate (PEG-25 PABA, Ethoxylated Ethyl-4- Aminobenzoate), 2-Ethylhexyl 4-(dimethylamino)benzoate (Ethylhexyl Dimethyl PABA, Padimate O, 4- dimethyl aminobenzic acid-2-ethylhexylester), Methyl N,N,N-trimethyl-4-[(4,7,7-trimethyl-3-oxobicyclo[2.2.1]hept-2- ylidene)methyl]anilinium Sulphate (Camphor benzalkonium methosulfate, 4-[(2- Oxo-3-bornylidene)methyl]phenyltrimethylammonium methyl sulfate), (1,4-Phen
  • the one or more UV and/or blue light filters are selected from the group consisting of butyl methoxydibenzoylmethane, octocrylene, bis-ethylhexyloxyphenol methoxyphenyl triazine, ethylhexyl triazone, ethylhexyl salicylate, diethylamino hydroxybenzoyl hexyl benzoate, ethylhexyl methoxycinnamate, diethylhexyl butamido triazone, dometrizole trisiloxane, phenylbenzimidazole sulfonic acid, methylene bis-benzotriazolyl tetramethylbutylphenol, terephthalydidene dicamphor sulfonic acid, 4- methylbenzylidene camphor, polysilicone-15, isoamyl p-methoxycinnamate, disodium
  • UV and/or blue light filters may also be such as disclosed in WO2013017262A1, from page 32, line 11 to the end of page 33 and/or in EP 1084696.
  • the UV and/or blue light filter is selected from the group consisting of: (A) an oil soluble organic UV absorber, preferably selected from the group consisting of Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine, Butyl Methoxydibenzoylmethane, Ethylhexyl Methoxycinnamate, Octocrylene, Oxybenzone, Sulisobenzone, Diethylhexyl Butamido Triazone, Drometrizole Trisiloxane, Ethylhexyl Salicylate, Ethylhexyl Triazone, Homosalate, Octisalate, lsoamyl p-Methoxycinnamate, 4-Methylbenzylidene Camphor, Poly
  • the one or more UV and/or blue light filters are selected from the group consisting of Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine, Ethylhexyl Methoxycinnamate, Octocrylene, Butyl Methoxydibenzoylmethane, Ethylhexyl Salicylate, Butylmethoxydibenzoylmethane, Phenylbenzimidazolesulfonic Acid, Terephthalylidenedicamphorsulfonic Acid, Benzophenone-3, Benzophenone-4, Benzophenone-5,4- Ethylbenzylidenecamphor, Benzimidazilate, Anisotriazine, Ethylhexyl Triazone, Diethylhexyl Butamidotriazone, Drometrizole Trisiloxane, Methoxypropylamino Cyclohexanylidene Etohycyan
  • the sparingly soluble organic UV absorber are micronized.
  • the one or more UV and/or blue light filters comprise or consist of a combination of two, three, four or more than four UV and/or blue light filters are used.
  • the one or more UV and/or blue light filters comprise or consist of the following UV and/or blue light filters: Butyl Methoxydibenzoylmethane, Bis-Ethylhexyloxyphenol Methoxyphenyl triazine, Ethylhexyl Triazone, Phenylbenzimidazole sulfonic acid, and Diethylamino hydroxybenzoyl hexyl benzoate.
  • the one or more UV and/or blue light filters comprise or consist of the following UV and/or blue light filters: Homosalate, Octocrylene, Ethylhexyl salicylate, Butyl Methoxydibenzoylmethane, Ethyl Triazine, Drometrizole Trisiloxane, and Benzyl Salicylate.
  • the one or more UV and/or blue light filters comprise or consist of the following UV and/or blue light filters: Ethylhexyl Salicylate, Bis- Ethylhexyloxyphenol Methoxyphenyl triazine, Butyl Methoxydibenzoylmethane, Ethylhexyl Triazone, and Phenylbenzimidazole sulfonic acid.
  • the one or more UV and/or blue light filters comprise or consist of the following UV and/or blue light filters: zinc oxide (nano) and titanium oxide (nano).
  • the one or more UV and/or blue light filters comprise or consist of the following UV and/or blue light filters: Zinc oxide, Octocrylene, Ethylhexyl Salicylate, Diethylamino Hydroxybenzoyl Hexyl Benzoate, Titanium oxide, Homosalate, Ethylhexyl Triazone Polysilicone-15, and Bis-ethylhexyloxyphenol methoxyphenyl Triazine
  • the one or more UV and/or blue light filters comprise or consist of the following UV and/or blue light filters: Homosalate, Butyl Methoxydibenzoylmethane, Ethylhexyl Salicylate, Octocrylene, and Phenylbenzimidazole Sulfonic Acid.
  • the one or more UV and/or blue light filters comprise or consist of the following UV and/or blue light filters: Avobenzone, Homosalate, of Octisalate, and Zinc Oxide, preferably comprising or consisting of: 2.3 wt.%, based on the composition as a whole, of Avobenzone, 10.0 wt.%, based on the composition as a whole, of Homosalate, 5.0 wt.%, based on the composition as a whole, of Octisalate, and 5.0 wt.%, based on the composition as a whole, of Zinc Oxide.
  • the one or more UV and/or blue light filters comprise or consist of the following UV and/or blue light filters: Butyl Methoxydibenzoylmethane, Titanium oxide, Octocrylene, Ethylhexyl Triazone, Methylene Bis-Benzotriazolyl Tetramethylbutylphenol (nano), Methylene Bis- Benzotriazolyl Tetramethylbutylphenol, Drometrizole trisiloxane, and Terephthalylidene Dicamphor Sulfonic Acid.
  • the one or more UV and/or blue light filters comprise or consist of the following UV and/or blue light filters: Ethylhexyl Methoxycinnamate (EHMC), 1 Ethylhexyl Triazone (EHT), and Diethylamino hydroxybenzoyl hexyl benzoate (DHHB), preferably comprising or consisting of: 10 wt.%, based on the composition as a whole, of Ethylhexyl Methoxycinnamate (EHMC), 1 wt.%, based on the composition as a whole, of Ethylhexyl Triazone (EHT), and 8 wt.%, based on the composition as a whole, of Diethylamino hydroxybenzoyl hexyl benzoate (DHHB).
  • EHMC Ethylhexyl Methoxycinnamate
  • EHT Ethylhexyl Triazone
  • DHHB Diethylamin
  • the one or more UV and/or blue light filters comprise or consist of the following UV and/or blue light filters: Ethylhexyl Methoxycinnamate (EHMC), 2 Ethylhexyl Triazone (EHT), Diethylamino hydroxybenzoyl hexyl benzoate (DHHB), and Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine (BEMT), preferably comprising or consisting of: 10 wt.%, based on the composition as a whole, of Ethylhexyl Methoxycinnamate (EHMC), 2.5 wt.%, based on the composition as a whole, of Ethylhexyl Triazone (EHT), 10 wt.%, based on the composition as a whole, of Diethylamino hydroxybenzoyl hexyl benzoate (DHHB), and 3 wt.%, based on the composition as DHHB
  • the one or more UV and/or blue light filters comprise or consist of the following UV and/or blue light filters: Ethylhexyl Triazone (EHT), Diethylamino hydroxybenzoyl hexyl benzoate (DHHB), and Bis- Ethylhexyloxyphenol Methoxyphenyl Triazine (BEMT), preferably comprising or consisting of: 3 wt.%, based on the composition as a whole, of Ethylhexyl Triazone (EHT), 10 wt.%, based on the composition as a whole, of Diethylamino hydroxybenzoyl hexyl benzoate (DHHB), and 3 wt.%, based on the composition as a whole, of Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine (BEMT).
  • EHT Ethylhexyl Triazone
  • DHHB Diethylamino hydroxybenzoyl he
  • the one or more UV and/or blue light filters comprise or consist of the following UV and/or blue light filters: Ethylhexyl Triazone (EHT), Diethylamino hydroxybenzoyl hexyl benzoate (DHHB), Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine (BEMT), and phenylbenzimidazole sulfonic acid (PBSA), preferably comprising or consisting of: 3 wt.%, based on the composition as a whole, of Ethylhexyl Triazone (EHT), 7 wt.%, based on the composition as a whole, of Diethylamino hydroxybenzoyl hexyl benzoate (DHHB), 4 wt.%, based on the composition as a whole, of Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine (BEMT), and 4 wt.%, based on
  • Cosmetic composition The use of the present invention may be carried out in any composition comprising at least one polymer as described herein and at least one UV and/or blue light filter.
  • such composition is a cosmetic composition, also designatable as cosmetically acceptable composition.
  • such composition further comprises at least one carrier.
  • the use is carried out in a cosmetic composition serving for sun protection (also: sunscreen composition).
  • the use is carried out in a sunscreen, in particular a sunscreen lotion, sun cream, sunscreen gel, sun spray, or a sunblock.
  • Carrier A cosmetic composition may optionally also comprise one or more carriers as component (C).
  • a carrier is preferably a cosmetically acceptable carrier.
  • a carrier may be useful for providing the compounds used in present invention in liquid form.
  • the carrier is a cosmetically acceptable carrier.
  • the composition comprises at least 10 wt.-% water. Water is useful for economic reasons but also because it is highly cosmetically acceptable.
  • the composition comprises water-miscible or water-soluble solvents such as lower alkyl alcohols.
  • the composition comprises C1-C5 alkyl monohydric alcohols, preferably C2-C3 alkyl alcohols.
  • the alcohols which may be present are in particular lower monohydric or polyhydric alcohols having 1 to 4 carbon atoms customarily used for cosmetic purposes, such as preferably ethanol and isopropanol.
  • the composition comprises a water-soluble polyhydric alcohol.
  • the water-soluble polyhydric alcohols are polyhydric alcohols having two or more hydroxyl groups in the molecule.
  • the water-soluble polyhydric alcohol is selected from the group consisting of: dihydric alcohols such as ethylene glycol, propylene glycol, trimethylene glycol, 1,2-butylene glycol, 1,3-butylene glycol, 1,4-butylene glycol, tetramethylene glycol, 2,3-butylene glycol, pentamethylene glycol, 2-butene-1,4- diol, hexylene glycol, octylene glycol; trihydric alcohols such as glycerine, trimethylol propane, 1,2,6-hexanetriol and the like; tetrahydric alcohols such as penthaerythritol; pentahydric alcohols such as xylytol, etc.; hexahydric alcohols such as sorbitol, mannitol; polyhydric alcohols such as ethylene glycol
  • the composition comprises a cosmetically acceptable carrier selected from the group consisting of water, glycols, ethanol, and combinations thereof.
  • the composition comprises an aqueous, alcoholic or aqueous-alcoholic carrier, and wherein the aqueous, alcoholic or aqueous-alcoholic carrier comprises water, ethanol, propanol, isopropanol, 1,2-propylene glycol, 1,3-propylene glycol, isobutanol, butanol, butyl glycol, butyl diglycol, glycerol, or a mixture thereof; preferably wherein the aqueous, alcoholic or aqueous-alcoholic solvent comprises water, ethanol, propanol, isopropanol, 1,2-propylene glycol, 1,3-propylene glycol, glycerol, or mixtures thereof; more preferably wherein the aqueous, alcoholic or aqueous-alcoholic carrier comprises water, isopropanol, 1,2-propylene
  • the composition comprises a carrier selected from the group consisting of plant oil, honey, plant- derived sugar compositions, and mixtures thereof.
  • the composition may be thickened, i.e., may have viscous flow properties. Viscosity
  • the composition has a viscosity of from 0 mPas to 250,000 mPas, or from 1 mPas to 250,000 mPas, or from 50,000 mPas to 200,000 mPas, or from 50,000 mPas to 100,000 mPas.
  • the composition has a viscosity of from 0.1 mPas to 50,000 mPas, or from 1 mPas to 20,000 mPas, or from 1 mPas to 10,000 mPas, or from 1 mPas to 5,000 mPas, or from 5 mPas to 3,500 mPas (each referred to at 25°C).
  • the composition may have a viscosity of 1 mPas to 5 mPas (e.g., when used as a spray, a mist, or a water thin product), may have a viscosity of 5,000 mPas to 15,000 mPas (e.g., when used as a serum), may have a viscosity of 15,000 mPas to 50,000 mPas (e.g., when used as a lotion), may have a viscosity of 50,000 mPas to 250,000 mPas (e.g., when used as a cream), may have a viscosity of 20,000 mPas to 70,000 mPas (e.g., when used as a gel), may have a viscosity of 7,500 mPas to 20,000 mPas (e.g., when used as a shampoo or a foaming gel), may have a viscosity of 50,000 mP
  • the viscosity measurement conditions are defined in the definitions section above. Viscosity may be important for anti-drip reasons. Dripping can be inconvenient for the user. Furthermore, more viscous compositions can be useful for measured dispensing.
  • the composition has a viscosity of from 0 mPas to 1,000 mPas, or from 1 mPas to 1,000 mPas. This viscosity range is advantageous when the composition is in the form of a facial cleanser in view of the need for distribution on skin and ability to rinse off.
  • the composition further comprises a viscosity- modifying substance.
  • the viscosity-modifying substance is preferably a thickening polymer.
  • the thickening polymer selected from the group consisting of: copolymers of at least one first monomer type, which is chosen from acrylic acid and methacrylic acid, and at least one second monomer type, which is chosen from esters of acrylic acid and ethoxylated fatty alcohol; crosslinked polyacrylic acid; crosslinked copolymers of at least one first monomer type, which is chosen from acrylic acid and methacrylic acid, and at least one second monomer type, which is chosen from esters of acrylic acid with C 10 - to C 30 -alcohols; copolymers of at least one first monomer type, which is chosen from acrylic acid and methacrylic acid, and at least one second monomer type, which is chosen from esters of itaconic acid and ethoxylated fatty alcohol; copolymers of at least one first monomer type, which is chosen from acrylic acid and methacrylic acid, at least one second monomer type, which is chosen from esters of itaconic acid and ethoxylated fatty alcohol; copo
  • the composition may have any pH range.
  • the composition has a pH value of from 2.0 to 12.0, preferably from 3.0 to 9.0, more preferably from 4.5 to 8. By varying the pH value, a composition can be made available that is suitable for different applications.
  • the composition comprises an alkalizing agent or pH adjusting agent.
  • ammonia or caustic soda is suitable, but water-soluble, physiologically tolerable salts of organic and inorganic bases can also be considered.
  • the pH adjusting agent is selected from ammonium hydrogen carbonate, ammonia, monoethanolamine, ammonium carbonate.
  • the alkalizing agents is selected from the group consisting of 2-amino-2-methyl-1-propanol, 2-amino-2- methyl-1,3-propanediol, 2-amino-2-ethyl-1,3-propanediol, tris(hydroxyl-methyl)- aminomethane, 2-amino-1-butanole, tris-(2-hydroxypropyl)-amine, 2,2-iminobisethanol, lysine, iminourea (guanidine carbonate), tetrahydro-1,4- oxazine, 2-amino-5-guanidin-valeric acid, 2-aminoethansulfonic acid, diethanolamine, triethanolamine, N-methyl ethanolamine, isopropanolamine, diisopropanolamine, triisopropanolamine, glucamine, sodium hydroxide, potassium hydroxide, lithium hydroxide and magnesium oxide, and mixtures thereof.
  • the composition comprises an acid selected from the group consisting of hydrochloric acid, phosphoric acid, acetic acid, formic acid, sulfuric acid, hydrochloric acid, citric acid, and mixtures thereof. Citric acid is most preferred in that it has high consumer acceptance.
  • the acidic pH is adjusted with a buffer such as a phosphate buffer, a TRIS buffer or a citric buffer. The buffers may be used alone or in combination with an acid.
  • the composition is in liquid form, which may also comprise a viscous form.
  • the composition is in solid form.
  • the composition is in powdered or granulated form.
  • a solid form can be achieved by spray drying the composition, the employment of a rotary evaporator, by drying on trays at temperature above the boiling point of the solvent, in vacuum, by drying in the reactor, in vertical or horizontal powder dryers, by atmospheric, pressure or vacuum filtration with subsequent drying of the wet filtrate.
  • the composition can be converted into liquid form after it has been shipped e.g. by adding water.
  • surfactants A cosmetic composition may optionally also comprise one or more surfactants as component (D). In at least one embodiment, the composition comprises a surfactant or surfactant system.
  • the surfactant or surfactant system comprises a surfactant selected from the group consisting of anionic surfactants, cationic surfactants, non-ionic surfactants, zwitterionic surfactants and/or amphoteric surfactants.
  • the composition comprises a total amount of surfactant of from 0.01 wt.-% to 70 wt.-%, from 0.1 wt.-% to 40%, from 1 wt.-% to 30%, from 2 wt.-% to 20 wt.-%.
  • the composition comprises a non-ionic surfactant. Such non-ionic surfactants may also be used as emulsifiers.
  • the non-ionic surfactant has an HLB (Hydrophilic Lipophilic Balance) of greater than 12.
  • the non-ionic surfactant is selected from the group consisting of ethoxylated or ethoxylated/propoxylated fatty alcohols with a fatty chain comprising from 12 to 22 carbon atoms, ethoxylated sterols, such as stearyl- or lauryl alcohol (EO-7), PEG-16 soya sterol or PEG-10 soya sterol, polyoxyethylene polyoxypropylene block polymers (poloxamers), and mixtures thereof.
  • HLB Hydrophilic Lipophilic Balance
  • the non-ionic surfactant is selected from the group consisting of ethoxylated fatty alcohols, fatty acids, fatty acid glycerides or alkylphenols, in particular addition products of from 2 to 30 mol of ethylene oxide and/or 1 to 5 mol of propylene oxide onto C8- to C22-fatty alcohols, onto C12- to C22-fatty acids or onto alkyl phenols having 8 to 15 carbon atoms in the alkyl group, C 12 - to C 22 -fatty acid mono- and diesters of addition products of from 1 to 30 mol of ethylene oxide onto glycerol, addition products of from 5 to 60 mol of ethylene oxide onto castor oil or onto hydrogenated castor oil, fatty acid sugar esters, in particular esters of sucrose and one or two C 8 - to C 22 -fatty acids, INCI: Sucrose Cocoate, Sucrose Dilaurate, Sucrose Distearate, Sucrose Laurate, Sucrose Myr
  • the non-ionic surfactant is selected from the group consisting of fatty alcohol ethoxylates (alkylpolyethylene glycols), alkylphenol polyethylene glycols, alkylmercaptan polyethylene glycols, fatty amine ethoxylates (alkylaminopolyethylene glycols), fatty acid ethoxylates (acylpolyethylene glycols), polypropylene glycol ethoxylates (Pluronics â ), fatty acid alkylol amides, (fatty acid amide polyethylene glycols), N-alkyl-, N-alkoxypolyhydroxy-fatty acid amide, sucrose esters, sorbitol esters, polyglycol ethers, and mixtures thereof.
  • fatty alcohol ethoxylates alkylpolyethylene glycols
  • alkylphenol polyethylene glycols alkylmercaptan polyethylene glycols
  • fatty amine ethoxylates alkylaminopol
  • the conditioning agent is a silicone (e.g., silicone oil, cationic silicone, silicone gum, high refractive silicone, and silicone resin), an organic conditioning oil (e.g., hydrocarbon oils, polyolefins, and fatty esters), or combinations thereof.
  • the conditioning agent is a silicone, and wherein the composition comprises from 0.01 wt.-% to 10 wt.-%, or from 0.1 wt.-% to 5 wt.-% silicone conditioning agent, by total weight of the composition. Suitable silicone conditioning agents, and optional suspending agents for the silicone, are described in US 5,104,646.
  • the composition comprises a silicone gum selected from the group consisting of polydimethylsiloxane, (polydimethylsiloxane) (methylvinylsiloxane) copolymer, poly(dimethylsiloxane) (diphenylsiloxane) (methylvinylsiloxane) copolymer, and mixtures thereof.
  • the composition comprises a terminal aminosilicone.
  • Terminal aminosilicone as defined herein means silicone comprising one or more amino groups at one or both ends of the silicone backbone.
  • the composition is substantially free of any silicone compound comprising pendant amino groups.
  • the composition is substantially free of any silicone compound other than terminal aminosilicones.
  • the amino group at least one terminus of the silicone backbone of the terminal aminosilicone is selected from the group consisting of primary amines, secondary amines and tertiary amines.
  • the composition comprises a terminal aminosilicone conforming to Formula (S): (R F )aG3-a-Si-(-OSiG2)n-O-SiG3-a(R F ) a (S) wherein G is hydrogen, phenyl, hydroxy, or C1-C8 alkyl, preferably methyl; a is an integer having a value from 1 to 3, preferably 1; b is 0, 1 or 2, preferably 1; n is a number from 0 to 1,999; R F is a monovalent radical conforming to the general formula CqH2qL, wherein q is an integer having a value from 2 to 8 and L is selected from the following groups: -N(R T )CH 2 -CH 2 -N(R T ) 2 ; -N(R T ) 2 ; -N(R T )3A-; -N(R T )CH2-CH2-NR T H2A-; wherein R T is hydrogen, phenyl, hydroxy
  • the terminal aminosilicone is selected from the group consisting of bis-aminomethyl dimethicone, bisaminoethyl dimethicone, bis-aminopropyl dimethicone, bis-aminobutyl dimethicone, and mixtures thereof.
  • the viscosity of the terminal aminosilicone is from 1,000 to 30,000 mPas, or from 5,000 to 20,000 mPas measured at 25 °C.
  • the composition comprises from 0.1 wt.-% to 20 wt.-%, or from 0.5 wt.-% to 10 wt.-%, or from 1 wt.-% to 6 wt.-% terminal aminosilicone, by total weight of the composition.
  • the composition comprises a high melting point fatty compound.
  • the high melting point fatty compound has a melting point of 25 °C or higher.
  • the high melting point fatty compound is selected from the group consisting of a fatty alcohol, fatty acid, fatty alcohol derivative, fatty acid derivative, and mixtures thereof.
  • the composition may comprise from 0.1 wt.-% to 40 wt.-%, or from 1 wt.-% to 30 wt.-%, or from 1.5 wt.-% to 16 wt.-%, or from 1.5 wt.-% to 8 wt.-% of a high melting point fatty compound, by total weight of the composition. This is advantageous in view of providing improved conditioning benefits such as slippery feel during the application to wet hair, softness and moisturized feel on dry hair.
  • the fatty alcohol is selected from the group consisting of: cetyl alcohol, stearyl alcohol, behenyl alcohol, and mixtures thereof.
  • the composition comprises a linear fatty alcohol, wherein the linear fatty alcohol is also comprised in a lamellar gel matrix.
  • the lamellar gel matrix is suitable for providing various conditioning benefits such as slippery feel during the application to wet hair and softness and moisturized feel on dry hair.
  • the linear fatty alcohol may comprise from 8 to 24 carbon atoms.
  • the linear fatty alcohol is selected from the group consisting of: cetyl alcohol, stearyl alcohol, and mixtures thereof.
  • the weight ratio of total linear fatty alcohol to terminal aminosilicone is from 0.5:1 to 10:1, or from 1:1 to 5:1, or from 2.4:1 to 2.7:1.
  • the lamellar gel matrix comprises a cationic surfactant and a high melting point fatty compound.
  • the cationic surfactant and the high melting point fatty compound are contained at a level such that the weight ratio of the cationic surfactant to the high melting point fatty compound is in the range of from 1: 1 to 1: 10, or from 1: 1 to 1:6.
  • Hairstyling polymers A cosmetic composition may optionally also comprise one or more hair styling polymers as component (D).
  • the composition further comprises a hairstyling polymer.
  • the hairstyling polymer is selected from the group consisting of: amphoteric hairstyling polymers, zwitterionic hairstyling polymers, anionic hairstyling polymers, non-ionic hairstyling polymers, cationic hairstyling polymers, and mixtures thereof.
  • the composition comprises from 0.01 wt.-% to 20 wt.-%, or from 0.01 wt.-% to 16 wt.-%, or from 0.01 wt.-% to 10 wt.-%, or from 1 wt.-% to 8 wt.-%, or from 2 wt.-% to 6 wt.-% of hairstyling polymer.
  • the hairstyling polymer is a water-compatible hairstyling polymer, alternatively a water-soluble hairstyling polymer.
  • the composition is substantially free of a water-incompatible hairstyling polymer.
  • An example of a water-incompatible hairstyling polymer includes an Acrylates/t-Butylacrylamide Copolymer which is a copolymer of tert-butyl acrylamide and one or more monomers of acrylic acid, methacrylic acid, or one of their simple esters (e.g. Ultrahold ® 8 from BASF).
  • Balance ® CR from Akzo Nobel, which is an acrylates copolymer of two or more monomers of (meth)acrylic acid or one of their simple esters, is water-compatible.
  • the octylacrylamide/acrylate/butylaminoethyl methacrylate copolymer Amphomer ® is also water-compatible.
  • the hairstyling polymer is a latex hairstyling polymer.
  • the composition may comprise a cationic hairstyling polymer.
  • the cationic hairstyling polymers is selected from from group consisting of those with primary, secondary, tertiary or quaternary amino groups.
  • the cationic hairstyling polymer has a cationic charge density, and wherein the cationic charge density is from 1 to 7 meq/g.
  • the cationic hairstyling polymer comprises quaternary amino groups.
  • the cationic hairstyling polymer is a homo- or copolymer where the quaternary nitrogen groups are contained either in the polymer chain or as substituents on one or more of the monomers.
  • the ammonium group-containing monomers can be copolymerized with non-cationic monomers.
  • the cationic hairstyling polymer comprises cationic monomers where the cationic monomers are unsaturated compounds that can undergo radical polymerization, and which bear at least one cationic group.
  • the cationic monomers are selected from the group consisting of: ammonium-substituted vinyl monomers such as, for example, trialkylmethacryloxyalkylammonium, trialkylacryloxyalkylammonium, dialkyldiallylammonium and quaternary vinylammonium monomers with cyclic, cationic nitrogen-containing groups such as pyridinium, imidazolium or quaternary pyrrolidones, e.g. alkylvinylimidazolium, alkylvinylpyridinium, or alkylvinylpyrrolidone salts.
  • ammonium-substituted vinyl monomers such as, for example, trialkylmethacryloxyalkylammonium, trialkylacryloxyalkylammonium, dialkyldiallylammonium and quaternary vinylammonium monomers with cyclic, cationic nitrogen-containing groups such as pyridinium, imidazolium or qua
  • alkyl groups of these monomers may be lower alkyl groups such, as for example, C1- to C7-alkyl groups, and may also be C1- to C3- alkyl groups.
  • cationic hairstyling polymer comprises ammonium group-containing monomers being copolymerized with non-cationic monomers.
  • the non-cationic monomers may be selected from the group consisting of: acrylamide, methacrylamide, alkyl- and dialkylacrylamide, alkyl- and dialkylmethacrylamide, alkyl acrylate, alkyl methacrylate, vinylcaprolactone, vinylcaprolactam, vinylpyrrolidone, vinyl esters, for example vinyl acetate, vinyl alcohol, propylene glycol or ethylene glycol, and mixture thereof.
  • the alkyl groups of these monomers may be C1- to C7-alkyl groups and may be C1- to C3-alkyl groups.
  • cationic hairstyling polymer comprises at least one quaternary amino group.
  • Suitable polymers with at least one quaternary amino group include, for example, those described in the CTFA Cosmetic Ingredient Dictionary under the designations ‘polyquaternium’ such as methylvinylimidazolium chloride/vinylpyrrolidone copolymer (polyquaternium-16) or quaternized vinylpyrrolidone/dimethylaminoethyl methacrylate copolymer (polyquaternium-11; Gafquat ® 755N-PW from ISP) as well as quaternary silicone polymers or silicone oligomers such as, for example, silicone polymers with quaternary end groups (quatemium-80).
  • polyquaternium such as methylvinylimidazolium chloride/vinylpyrrolidone copolymer (polyquaternium-16) or quaternized vinylpyrrolidone/dimethylaminoethyl methacrylate copolymer (polyquaternium-11; Gafquat ® 755
  • the hairstyling polymer is a cationic hairstyling polymer being of synthetic origin.
  • the cationic hairstyling polymers of synthetic origin are selected from the group consisting of: poly(dimethyldiallylammonium chloride); copolymers from acrylamide and dimethyldiallylammonium chloride; quaternary ammonium polymers, formed by the reaction of diethyl sulfate with a copolymer from vinylpyrrolidone and dimethylaminoethyl methacrylate, especially vinylpyrrolidone/dimethylaminoethyl methacrylate methosulfate copolymer (e.g.
  • Gafquat ® HS 100 copolymers from vinylpyrrolidone and dimethylaminoethyl methacrylate; copolymers from vinylpyrrolidone, vinylcaprolactam, and dimethylaminopropylacrylamide; poly- or oligoesters formed from at least one first type of monomer that is selected from hydroxyacids substituted with at least one quaternary ammonium group; dimethylpolysiloxane substituted with quaternary ammonium groups in the terminal positions; and mixtures thereof.
  • the hairstyling polymer is a cationic hairstyling polymer being of natural origin.
  • the cationic hairstyling polymers being of natural origin are selected from the group consisting of: cationic derivatives of polysaccharides, for example, cationic cellulose derivatives, starch, guar, and mixtures thereof.
  • Cationic derivatives of polysaccharides may be represented by the general formula (D): G–O–B–N + –R a –R b –R c X- (D) wherein G is an anhydroglucose residue, for example, starch or cellulose anhydroglucoses; B is a divalent bonding group, for example, alkylene, oxyalkylene, polyoxyalkylene or hydroxyalkylene; R a , R b and R c are independently from one another, alkyl, aryl, alkylaryl, arylalkyl, alkoxyalkyl or alkoxyaryl, any of which can have up to 22 carbon atoms, wherein the total number of carbon atoms in R a , R b and R c may be a maximum of 20.
  • the composition comprises a non-ionic hairstyling polymer, wherein are non-ionic hairstyling polymer is a homo- or copolymer that is formed from at least one of the following monomers: vinylpyrrolidone, vinylcaprolactam, vinyl esters such as, for example, vinyl acetate, vinyl alcohol, acrylamide, methacrylamide, alkyl- and dialkylacrylamide, alkyl- and dialkylmethacrylamide, alkyl acrylate, alkyl methacrylate, propylene glycol or ethylene glycol, where the alkyl groups in these monomers may be C 1 - to C 7 -alkyl groups or C 1 - to C 3 -alkyl groups.
  • vinylpyrrolidone vinylcaprolactam
  • vinyl esters such as, for example, vinyl acetate, vinyl alcohol, acrylamide, methacrylamide, alkyl- and dialkylacrylamide, alkyl- and dialkylmethacrylamide, alkyl acrylate

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Abstract

La présente invention concerne l'utilisation d'un polymère comprenant une ou plusieurs unités polymères synthétiques comprenant des unités répétées d'une structure de formule (1) pour augmenter l'absorption de lumière UV et/ou bleue d'un ou de plusieurs filtres de lumière UV et/ou bleue. En outre, la présente invention concerne une composition de produit de protection solaire comportant un tel polymère, un ou plusieurs filtres de lumière UV et/ou bleue et un ou plusieurs supports cosmétiquement acceptables.
PCT/EP2024/077036 2023-09-27 2024-09-26 Utilisation d'un polymère contenant du soufre pour améliorer la protection solaire Pending WO2025068356A1 (fr)

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* Cited by examiner, † Cited by third party
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US2809971A (en) 1955-11-22 1957-10-15 Olin Mathieson Heavy-metal derivatives of 1-hydroxy-2-pyridinethiones and method of preparing same
US3236733A (en) 1963-09-05 1966-02-22 Vanderbilt Co R T Method of combatting dandruff with pyridinethiones metal salts detergent compositions
US3753196A (en) 1971-10-05 1973-08-14 Kulite Semiconductor Products Transducers employing integral protective coatings and supports
US3761418A (en) 1967-09-27 1973-09-25 Procter & Gamble Detergent compositions containing particle deposition enhancing agents
US4323683A (en) 1980-02-07 1982-04-06 The Procter & Gamble Company Process for making pyridinethione salts
US4345080A (en) 1980-02-07 1982-08-17 The Procter & Gamble Company Pyridinethione salts and hair care compositions
US4379753A (en) 1980-02-07 1983-04-12 The Procter & Gamble Company Hair care compositions
US4470982A (en) 1980-12-22 1984-09-11 The Procter & Gamble Company Shampoo compositions
US5104646A (en) 1989-08-07 1992-04-14 The Procter & Gamble Company Vehicle systems for use in cosmetic compositions
EP1084696A1 (fr) 1999-09-16 2001-03-21 L'oreal Composition cosmétique comprenant au moins un copolymère silicone/acrylate et au moins un agent photoprotecteur
US20040005279A1 (en) * 2002-01-24 2004-01-08 L'oreal Composition containing a semi-crystalline polymer and methods of use
FR2885797B1 (fr) * 2005-05-17 2007-07-27 Oreal Particules d'huile gelifiee comportant au moins un filtre solaire hydrophobe
EP2105127A1 (fr) 2008-03-26 2009-09-30 Bayer MaterialScience AG Composition de fixation des cheveux
WO2010043588A1 (fr) 2008-10-17 2010-04-22 Basf Se Compositions d'écran solaire et de soins personnels comprenant un terpolymère statistique
US20100278763A1 (en) * 2007-12-21 2010-11-04 Clariant Finance (Bvi) Limited Water-Soluble Or Water-Swellable Polymers On The Basis Of Salts Of Acryloyldimethyltaurine Acid Or The Derivatives Thereof, The Production Thereof And The Use Thereof As Thickener, Stabilizer And Consistency Agents
WO2013017262A1 (fr) 2011-08-04 2013-02-07 Clariant International Ltd Compositions contenant du monoester d'isorsorbide et des principes actifs antimicrobiens halogénés
WO2019096961A1 (fr) * 2017-11-15 2019-05-23 L'oreal Composition comprenant un filtre uv, un copolymère acrylique et un copolymère d'acide acrylamidométhylpropanesulfonique
WO2019096960A1 (fr) 2017-11-15 2019-05-23 L'oreal Compositions comprenant au moins un polymère acrylique et au moins un filtre uv organique insoluble
WO2023099681A1 (fr) * 2021-12-05 2023-06-08 Clariant International Ltd Polymère hybride hydrosoluble et/ou hydrogonflable

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2809971A (en) 1955-11-22 1957-10-15 Olin Mathieson Heavy-metal derivatives of 1-hydroxy-2-pyridinethiones and method of preparing same
US3236733A (en) 1963-09-05 1966-02-22 Vanderbilt Co R T Method of combatting dandruff with pyridinethiones metal salts detergent compositions
US3761418A (en) 1967-09-27 1973-09-25 Procter & Gamble Detergent compositions containing particle deposition enhancing agents
US3753196A (en) 1971-10-05 1973-08-14 Kulite Semiconductor Products Transducers employing integral protective coatings and supports
US4323683A (en) 1980-02-07 1982-04-06 The Procter & Gamble Company Process for making pyridinethione salts
US4345080A (en) 1980-02-07 1982-08-17 The Procter & Gamble Company Pyridinethione salts and hair care compositions
US4379753A (en) 1980-02-07 1983-04-12 The Procter & Gamble Company Hair care compositions
US4470982A (en) 1980-12-22 1984-09-11 The Procter & Gamble Company Shampoo compositions
US5104646A (en) 1989-08-07 1992-04-14 The Procter & Gamble Company Vehicle systems for use in cosmetic compositions
EP1084696A1 (fr) 1999-09-16 2001-03-21 L'oreal Composition cosmétique comprenant au moins un copolymère silicone/acrylate et au moins un agent photoprotecteur
US20040005279A1 (en) * 2002-01-24 2004-01-08 L'oreal Composition containing a semi-crystalline polymer and methods of use
FR2885797B1 (fr) * 2005-05-17 2007-07-27 Oreal Particules d'huile gelifiee comportant au moins un filtre solaire hydrophobe
US20100278763A1 (en) * 2007-12-21 2010-11-04 Clariant Finance (Bvi) Limited Water-Soluble Or Water-Swellable Polymers On The Basis Of Salts Of Acryloyldimethyltaurine Acid Or The Derivatives Thereof, The Production Thereof And The Use Thereof As Thickener, Stabilizer And Consistency Agents
EP2105127A1 (fr) 2008-03-26 2009-09-30 Bayer MaterialScience AG Composition de fixation des cheveux
WO2010043588A1 (fr) 2008-10-17 2010-04-22 Basf Se Compositions d'écran solaire et de soins personnels comprenant un terpolymère statistique
WO2013017262A1 (fr) 2011-08-04 2013-02-07 Clariant International Ltd Compositions contenant du monoester d'isorsorbide et des principes actifs antimicrobiens halogénés
WO2019096961A1 (fr) * 2017-11-15 2019-05-23 L'oreal Composition comprenant un filtre uv, un copolymère acrylique et un copolymère d'acide acrylamidométhylpropanesulfonique
WO2019096960A1 (fr) 2017-11-15 2019-05-23 L'oreal Compositions comprenant au moins un polymère acrylique et au moins un filtre uv organique insoluble
WO2023099681A1 (fr) * 2021-12-05 2023-06-08 Clariant International Ltd Polymère hybride hydrosoluble et/ou hydrogonflable

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* Cited by examiner, † Cited by third party
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"CTFA Cosmetic Ingredient Handbook", 1992
"International Cosmetic Ingredient Dictionary and Handbook"
"International Cosmetic Ingredient Dictionary", 1993
MASSAO KUNIOKA, RADIOISOTOPES, vol. 62, 2013, pages 901 - 925

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