WO1997015617A1 - Composition pulverulente redispersable dans l'eau de polymeres filmogenes - Google Patents
Composition pulverulente redispersable dans l'eau de polymeres filmogenes Download PDFInfo
- Publication number
- WO1997015617A1 WO1997015617A1 PCT/FR1996/001639 FR9601639W WO9715617A1 WO 1997015617 A1 WO1997015617 A1 WO 1997015617A1 FR 9601639 W FR9601639 W FR 9601639W WO 9715617 A1 WO9715617 A1 WO 9715617A1
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- WO
- WIPO (PCT)
- Prior art keywords
- water
- composition according
- surfactant
- pulverulent composition
- pulverulent
- Prior art date
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- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
- MTCFGRXMJLQNBG-UHFFFAOYSA-N Serine Natural products OCC(N)C(O)=O MTCFGRXMJLQNBG-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- ULUAUXLGCMPNKK-UHFFFAOYSA-N Sulfobutanedioic acid Chemical class OC(=O)CC(C(O)=O)S(O)(=O)=O ULUAUXLGCMPNKK-UHFFFAOYSA-N 0.000 description 1
- AYFVYJQAPQTCCC-UHFFFAOYSA-N Threonine Natural products CC(O)C(N)C(O)=O AYFVYJQAPQTCCC-UHFFFAOYSA-N 0.000 description 1
- 239000004473 Threonine Substances 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000002671 adjuvant Substances 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 235000004279 alanine Nutrition 0.000 description 1
- 150000001323 aldoses Chemical class 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 125000005250 alkyl acrylate group Chemical group 0.000 description 1
- 150000001346 alkyl aryl ethers Chemical class 0.000 description 1
- 150000008055 alkyl aryl sulfonates Chemical class 0.000 description 1
- 125000005599 alkyl carboxylate group Chemical group 0.000 description 1
- 125000005907 alkyl ester group Chemical group 0.000 description 1
- 150000005215 alkyl ethers Chemical class 0.000 description 1
- 150000008051 alkyl sulfates Chemical class 0.000 description 1
- 229940045714 alkyl sulfonate alkylating agent Drugs 0.000 description 1
- 150000008052 alkyl sulfonates Chemical class 0.000 description 1
- WQZGKKKJIJFFOK-PHYPRBDBSA-N alpha-D-galactose Chemical compound OC[C@H]1O[C@H](O)[C@H](O)[C@@H](O)[C@H]1O WQZGKKKJIJFFOK-PHYPRBDBSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O ammonium group Chemical group [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 229910001870 ammonium persulfate Inorganic materials 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 125000005228 aryl sulfonate group Chemical group 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- GUBGYTABKSRVRQ-QUYVBRFLSA-N beta-maltose Chemical compound OC[C@H]1O[C@H](O[C@H]2[C@H](O)[C@@H](O)[C@H](O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@@H]1O GUBGYTABKSRVRQ-QUYVBRFLSA-N 0.000 description 1
- 239000003139 biocide Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229950005228 bromoform Drugs 0.000 description 1
- HLKZFSVWBQSKKH-UHFFFAOYSA-N but-3-enoic acid;1-ethenylpyrrolidin-2-one Chemical compound OC(=O)CC=C.C=CN1CCCC1=O HLKZFSVWBQSKKH-UHFFFAOYSA-N 0.000 description 1
- XZKRXPZXQLARHH-UHFFFAOYSA-N buta-1,3-dienylbenzene Chemical compound C=CC=CC1=CC=CC=C1 XZKRXPZXQLARHH-UHFFFAOYSA-N 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 235000014633 carbohydrates Nutrition 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000007859 condensation product Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- XUJNEKJLAYXESH-UHFFFAOYSA-N cysteine Natural products SCC(N)C(O)=O XUJNEKJLAYXESH-UHFFFAOYSA-N 0.000 description 1
- 235000018417 cysteine Nutrition 0.000 description 1
- 239000008121 dextrose Substances 0.000 description 1
- 150000001993 dienes Chemical class 0.000 description 1
- WNAHIZMDSQCWRP-UHFFFAOYSA-N dodecane-1-thiol Chemical compound CCCCCCCCCCCCS WNAHIZMDSQCWRP-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- UYMKPFRHYYNDTL-UHFFFAOYSA-N ethenamine Chemical class NC=C UYMKPFRHYYNDTL-UHFFFAOYSA-N 0.000 description 1
- GLVVKKSPKXTQRB-UHFFFAOYSA-N ethenyl dodecanoate Chemical compound CCCCCCCCCCCC(=O)OC=C GLVVKKSPKXTQRB-UHFFFAOYSA-N 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- 229940017705 formaldehyde sulfoxylate Drugs 0.000 description 1
- 238000004108 freeze drying Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 229930182830 galactose Natural products 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
- 229920000578 graft copolymer Polymers 0.000 description 1
- 238000001033 granulometry Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- HNDVDQJCIGZPNO-UHFFFAOYSA-N histidine Natural products OC(=O)C(N)CC1=CN=CN1 HNDVDQJCIGZPNO-UHFFFAOYSA-N 0.000 description 1
- 150000002430 hydrocarbons Chemical group 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 150000002432 hydroperoxides Chemical class 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- SBGKURINHGJRFN-UHFFFAOYSA-N hydroxymethanesulfinic acid Chemical compound OCS(O)=O SBGKURINHGJRFN-UHFFFAOYSA-N 0.000 description 1
- 150000002462 imidazolines Chemical class 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
- 229910003475 inorganic filler Inorganic materials 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- AGPKZVBTJJNPAG-UHFFFAOYSA-N isoleucine Natural products CCC(C)C(N)C(O)=O AGPKZVBTJJNPAG-UHFFFAOYSA-N 0.000 description 1
- 229960000310 isoleucine Drugs 0.000 description 1
- 150000002584 ketoses Chemical class 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 150000002688 maleic acid derivatives Chemical class 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Chemical class 0.000 description 1
- 125000005395 methacrylic acid group Chemical group 0.000 description 1
- 229930182817 methionine Natural products 0.000 description 1
- 150000002763 monocarboxylic acids Chemical class 0.000 description 1
- 150000002772 monosaccharides Chemical class 0.000 description 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- ZBJVLWIYKOAYQH-UHFFFAOYSA-N naphthalen-2-yl 2-hydroxybenzoate Chemical compound OC1=CC=CC=C1C(=O)OC1=CC=C(C=CC=C2)C2=C1 ZBJVLWIYKOAYQH-UHFFFAOYSA-N 0.000 description 1
- QUPCNWFFTANZPX-UHFFFAOYSA-M paramenthane hydroperoxide Chemical compound [O-]O.CC(C)C1CCC(C)CC1 QUPCNWFFTANZPX-UHFFFAOYSA-M 0.000 description 1
- 229940083254 peripheral vasodilators imidazoline derivative Drugs 0.000 description 1
- JRKICGRDRMAZLK-UHFFFAOYSA-L persulfate group Chemical group S(=O)(=O)([O-])OOS(=O)(=O)[O-] JRKICGRDRMAZLK-UHFFFAOYSA-L 0.000 description 1
- COLNVLDHVKWLRT-UHFFFAOYSA-N phenylalanine Natural products OC(=O)C(N)CC1=CC=CC=C1 COLNVLDHVKWLRT-UHFFFAOYSA-N 0.000 description 1
- 235000008729 phenylalanine Nutrition 0.000 description 1
- 229960005190 phenylalanine Drugs 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 229950010765 pivalate Drugs 0.000 description 1
- IUGYQRQAERSCNH-UHFFFAOYSA-N pivalic acid Chemical compound CC(C)(C)C(O)=O IUGYQRQAERSCNH-UHFFFAOYSA-N 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 229920002643 polyglutamic acid Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 108090000765 processed proteins & peptides Proteins 0.000 description 1
- QROGIFZRVHSFLM-UHFFFAOYSA-N prop-1-enylbenzene Chemical class CC=CC1=CC=CC=C1 QROGIFZRVHSFLM-UHFFFAOYSA-N 0.000 description 1
- HJWLCRVIBGQPNF-UHFFFAOYSA-N prop-2-enylbenzene Chemical class C=CCC1=CC=CC=C1 HJWLCRVIBGQPNF-UHFFFAOYSA-N 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 125000001453 quaternary ammonium group Chemical group 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000000235 small-angle X-ray scattering Methods 0.000 description 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
- CHQMHPLRPQMAMX-UHFFFAOYSA-L sodium persulfate Substances [Na+].[Na+].[O-]S(=O)(=O)OOS([O-])(=O)=O CHQMHPLRPQMAMX-UHFFFAOYSA-L 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000012798 spherical particle Substances 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000000859 sublimation Methods 0.000 description 1
- 230000008022 sublimation Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 229920001285 xanthan gum Polymers 0.000 description 1
- 239000000230 xanthan gum Substances 0.000 description 1
- 229940082509 xanthan gum Drugs 0.000 description 1
- 235000010493 xanthan gum Nutrition 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
- C08K5/098—Metal salts of carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/24—Macromolecular compounds
- C04B24/26—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C04B24/2641—Polyacrylates; Polymethacrylates
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
- C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
- C08J3/05—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media from solid polymers
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/0045—Polymers chosen for their physico-chemical characteristics
- C04B2103/0057—Polymers chosen for their physico-chemical characteristics added as redispersable powders
Definitions
- the present invention relates to powders redispersible in water of film-forming polymers prepared from ethylenically unsaturated monomers, their preparation process and their use.
- Film-forming polymers prepared from ethylenically unsaturated monomers are frequently used as adjuvants in compositions of hydraulic mineral binders to improve their processing and properties after hardening, such as adhesion to various substrates, sealing, flexibility. , mechanical properties.
- Redispersible powders have the advantage over aqueous dispersions of being able to be premixed with cement in the form of powdery compositions ready for use usable for example for the manufacture of mortars and concretes intended to be hung on construction materials, or for the manufacture of adhesive mortars or for the production of protective and decorative plasters inside or outside buildings.
- Another object of the present invention is to provide a process for the preparation of the powders of the above type from latex of film-forming polymer.
- Another object of the present invention is to provide a redispersible powder of the above type which, in the form of a powder or after possible redispersion in water in the form of pseudo latex, can be used in all fields of application of latexes. make coatings (in particular paints, paper coating composition) or adhesive compositions (in particular pressure-sensitive adhesives, tile adhesives).
- pulverulent composition which is redispersible in water obtained by mixing and then drying an emulsion of at least one film-forming polymer insoluble in water, of at least a main surfactant, of at least one water-soluble compound comprising:
- the invention also relates to a process for the preparation of such a pulverulent composition consisting in:
- aqueous emulsion consisting of a film-forming polymer insoluble in water prepared by polymerization in aqueous emulsion and comprising at least one main surfactant, at least one water-soluble compound and optionally at least one surfactant extra or an anti-caking agent,
- composition according to the invention has the advantage of spontaneously redispersing in water, to again give an emulsion having a particle size close to that of the initial emulsion.
- the invention firstly relates to a pulverulent composition redispersible in water obtained by mixing and then drying an emulsion of at least one film-forming polymer insoluble in water, of at least one main surfactant, of at least one water-soluble compound comprising: - an emulsion of at least one film-forming polymer insoluble in water and prepared from ethylenically unsaturated monomers,
- the water-insoluble film-forming polymers are prepared from ethylenically unsaturated monomers, in particular of vinyl and / or acrylate type.
- the water-insoluble film-forming polymers are preferably vinyl or acrylate homopolymers, or vinyl acetate, styrene / butadiene, styrene / acrylate, acrylate and styrene / butadiene / acrylate.
- the film-forming polymers preferably have a glass transition temperature of between about -20 ° C and + 50 ° C, preferably between 0 ° C and 40 ° C.
- These polymers can be prepared in a manner known per se by emulsion polymerization of ethylenically unsaturated monomers using polymerization initiators and in the presence of conventional emulsifiers and / or dispersants.
- the polymer content in the emulsion is generally between 30 and 70% by weight, more specifically between 35 and 65% by weight.
- vinyl esters and more particularly vinyl acetate alkyl acrylates and methacrylates in which the alkyl group contains from 1 to 10 carbon atoms, for example methyl, ethyl, n-butyl, 2-ethylhexyl acrylates and methacrylates; vinyl aromatic monomers, in particular styrene.
- These monomers can be copolyme ⁇ ses with each other or with other ethylenically unsaturated monomers.
- ethylene and olefins such as isobutene
- monomers vinyl aromatics such as methylstyrenes, vinyltoluenes
- vinyl halides such as vinyl chloride, vinylidene chloride, diolefins especially butadiene.
- the emulsion polymerization of the monomers is carried out in the presence of an emulsifier and of a polymerization initiator.
- the monomers used can be introduced as a mixture or separately and simultaneously into the reaction medium, either before the start of the polymerization in one go, or during the polymerization by successive fractions or continuously.
- an emulsifying agent use is generally made of the conventional anionic agents represented in particular by fatty acid salts, alkylsulfates, alkylsulfonates, alkylarylsulfates, alkyl arylsulfonates, arylsulfates, arylsulfonates, sulfosuccinates.
- alkali metal alkylphosphates, salts of abietic acid, hydrogenated or not They are used in an amount of 0.01 to 5% by weight relative to the total weight of the monomers
- the polymé ⁇ sation initiator emulsion which is water soluble is represented more particularly by hydroperoxides such as I hydrogen peroxide, cumene hydroperoxide, hydroperoxide diisopropylbe ⁇ zene, the para-menthane hydroperoxide, and by persulphates such as sodium persulfate potassium persulfate, ammonium persulfate. It is used in amounts of between 0.05 and 2% by weight relative to the total of the monomers.
- hydroperoxides such as I hydrogen peroxide, cumene hydroperoxide, hydroperoxide diisopropylbe ⁇ zene, the para-menthane hydroperoxide, and by persulphates such as sodium persulfate potassium persulfate, ammonium persulfate. It is used in amounts of between 0.05 and 2% by weight relative to the total of the monomers.
- a reducing agent such as sodium bisulfite or formaldehyde sulfoxylate, polyethyleneamine
- the reaction temperature is generally between 0 and 100 C C and preferably between 30 and 70 ° C.
- a transfer agent can be used in proportions ranging from 0 to 3% by weight relative to the monomer (s), generally chosen from mercaptans such as N-dodecylmercaptan, tertiododecylmercaptan, cyclohexene; halogenated hydrocarbons such as chloroform, bromoform, carbon tetrachloride. It makes it possible to adjust the proportion of grafted polymer and the length of the grafted molecular chains. It is added to the reaction medium either before the polymerization, or during polymerization.
- the film-forming polymer of the composition according to the invention has a weakly carboxylated surface and therefore a low surface acidity level. Thus, it preferably has a surface acidity level of at most 100 microequivalent of -COOH function per gram of polymer, preferably of at most 50 microequivalent of -COOH function per gram of polymer.
- the composition according to the invention also comprises at least one main surfactant, the binary phase diagram of water - surfactant comprises an isotropic phase which is fluid at 25 ° C. up to a concentration of at least 50% by weight of surfactant, followed by a rigid liquid crystal phase of hexagonal or cubic type at higher concentrations, stable at least up to the drying temperature.
- the binary phase diagram of water - surfactant comprises an isotropic phase which is fluid at 25 ° C. up to a concentration of at least 50% by weight of surfactant, followed by a rigid liquid crystal phase of hexagonal or cubic type at higher concentrations, stable at least up to the drying temperature.
- the rigid liquid crystal phase of the main surfactant is stable up to a temperature at least equal to 60 ° C.
- the rigid liquid crystal phase is stable up to a temperature at least equal to 55 ° C.
- the fluid isotropic phase can be poured, while the rigid liquid crystal phase cannot.
- the main surfactant can be of the nonionic or ionic type. According to a particular embodiment of the invention, said pnncipal surfactant is ionic.
- main surfactants using a binary phase diagram as described above are used and chosen from ionic glycolipid surfactants.
- ionic glycolipid surfactants derivatives of uronic acids are used more particularly.
- the hydrocarbon chain of the surfactant which may or may not be substituted, is a saturated or unsaturated chain comprising from 6 to 24 carbon atoms and preferably from 8 to 16 carbon atoms.
- derivatives of galacturonic acid in the form of salts are used as main surfactants.
- hydroxyl group carried by the carbon bonded to the endocyclic oxygen is replaced by an OR group in which R represents an alkyl radical, linear or branched, having from 9 to 22 carbon atoms
- the counter ion of the salt of said surfactant is an alkali metal, an alkaline earth metal or else a quaternary ammonium group in which the radicals linked to the nitrogen atom, identical or different, are chosen from hydrogen or an alkyl or hydroxyalkyl radical having 1 to 6 carbon atoms.
- a main surfactant of amphoteric type is used
- amphoteric surfactants suitable for carrying out the invention more particularly have the following general formula
- R represents an alkyl or alkenyl radical comprising 7 to 22 carbon atoms
- Ri represents a hydrogen atom or an alkyl radical comprising 1 to 6 carbon atoms
- A represents a group (CO) or (OCH2CH2)
- n is 0 or 1
- x is 2 or 3
- y is 0 to 4
- Q represents a radical -R2 - COO M with R2 representing an alkyl radical comprising 1 to 6 carbon atoms
- M represents H, Na, K, NH4 and B represents H or Q
- the acid function of these compounds can be presented either in acid form, in salified form, partially or totally.
- these surfactants corresponding to the preceding formula use is more particularly made of amphoteric derivatives of alkyl polyamines such as Amphionic XL®, Mirataine H2C-HA® marketed by Rhône-Poulenc as well as Ampholac 7T / X® and Ampholac 7C / X® sold by Berol Nobel.
- the main surfactants which have just been described can be used alone.
- the pulverulent composition according to the invention also comprises at least one water-soluble compound. More particularly, this compound is a solid.
- the water-soluble compounds can in particular be chosen from mineral species such as the alkali or alkaline earth metal silicates, the alkali or alkaline earth metal phosphates, such as sodium hexametaphosphate.
- the most advantageous silicates in this type of application are those having a molar ratio SiO 2 / M 2 0 comp ⁇ s between 1, 6 and 3.5 with M representing a sodium or potassium atom.
- the water-soluble compounds can likewise be chosen from organic species such as urea, sugars and their derivatives.
- oses or monosaccharides
- osides highly depolymerized polyholosides.
- Compounds whose molecular weight by weight is more particularly less than 20,000 g / mol are understood.
- Aldoses such as glucose, mannose, galactose and ketoses such as fructose are examples of dares suitable for the present invention.
- Osides are compounds which result from the condensation, with elimination of water, of daring molecules between them or even of daring molecules with non-carbohydrate molecules.
- saccharide it is preferred holosides which are formed by the union of exclusively carbohydrate units, and more particularly oligosaccharides (or oligosaccharides) that comprise that a limited number of these units, that is to say a number in general below 10.
- oligoholosides that may be mentioned are sucrose, lactose, cellobiose, maltose.
- Suitable polyholosides that is to say compounds which are highly depolymerized and whose molecular weights by weight are more particularly less than 20,000 g / mole, are described for example in the work by P. ARNAUD entitled “ organic chemistry course ", GAUTHIER-VILLARS sky-sky-sky-sky-sky-sky-sky-sky-sky-sky-sky-sky-sky-sky-sky-sky-sky-sky-sky-N-N-N-N-N-N-N
- dextran By way of nonlimiting example of highly depolymerized polyholosides, mention may be made of dextran, starch, xanthan gum and galactomannans such as guar or carob. These polysaccharides preferably have a melting point above 100 ° C. and a solubility in water of between 50 and 500 g / l.
- polyelectrolytes of organic nature resulting from the polymerization of monomers which have the following general formula:
- peptide polymers derived from polyco ⁇ densation amino acids especially aspartic acid and glutamic acid or precursors of diamino diacids.
- These polymers can be homopolymers derived from aspartic or glutamic acid as well as copolymers derived from aspartic acid and glutamic acid in any proportions, or copolymers derived from aspartic acid and / or glutamic acid and d other amino acids.
- the copolymerizable amino acids include glycine, alanine, leucine, isoleucine, phenyl alanine, methionine, histidine, proline, lysine, ia serine, threonine, cysteine ...
- the preferred polyelectrolytes have a low degree of polymerization.
- the molecular weights by weight of these macromolecules are more particularly less than 20,000 g / mole and, preferably between 1,000 and 5,000 g / mole.
- the water-soluble compound is a main surfactant.
- composition of the present invention may further contain at least one additional ionic surfactant.
- the additional ionic surfactants can more particularly be amphoteric surfactants such as alkyl betaines, alkyldimethylbetaines, alkylamidopropylbétaines, alkylamidopropyl-diméthylbétaines, aJkyltrimethyl-sulfobetaines, imidazoline derivatives such as alkylamphoacetates, alkylamod alkylampho-propionates, alkytamphodi-propionates, alkylsultaines or alkylamidopropyl-hydroxysultaines, condensation products of fatty acids and protein hydrolysates.
- amphoteric surfactants such as alkyl betaines, alkyldimethylbetaines, alkylamidopropylbétaines, alkylamidopropyl-diméthylbétaines, aJkyltrimethyl-sulfobetaines, imidazoline derivatives such as al
- anionic surfactants such as the water-soluble salts of alkylsulphates, of alkylethersulphates, the alkylisethionates and the alkyltaurates or their salts, the alkylcarboxylates, the alkylsulphosuccinates or the alkylsuccinamates, the alkylsarcosinates, the alkyl derivatives.
- the cation is generally an alkali or alkaline earth metal, such as sodium, potassium, lithium, magnesium, or an ammonium group NR 4 + with R, identical or different, representing an alkyl radical substituted or not by a oxygen or nitrogen atom.
- the content of film-forming polymer powder is advantageously between 40 to 90 parts by weight in the pulverulent composition.
- the content of film-forming polymer powder is at least 50 parts, preferably at least 70 parts by weight.
- the amount of main surfactant is generally between 1 and 20 parts by weight in the pulverulent composition. Preferably, this content is between 2 and 10 parts by weight.
- the amount of water-soluble compound is generally between 7 and 50 parts by weight in the pulverulent composition. According to a particular variant, this quantity is between 8 and 25 parts by weight.
- the weight ratio of the concentrations between the main surfactant and the water-soluble compound is generally between 20/80 - 90/10. If they are identical, that is to say if the pulverulent composition according to the invention comprises at least one main surfactant also playing the role of water-soluble compound, the total amount of this compound corresponds of course to the sum of the two ranges mentioned above. In the case where the pulverulent composition of the invention comprises an additional surfactant, the weight ratio of the concentrations between the main surfactant and the additional surfactant is generally between 5 and 10.
- composition according to the invention can also comprise at least one mineral filler having a particle size of less than approximately 10 ⁇ m, preferably less than 3 ⁇ m.
- a filler chosen in particular from calcium carbonate, kaolin, barium sulphate, titanium oxide, talc, hydrated alumina, bentonite and silicon sulfoaluminate (white satin), silica.
- This mineral filler can be added directly to the pulverulent composition, or it can be obtained from the process for preparing the composition.
- the amount of mineral filler can be between 0.5 and 40, preferably from 2 to 20 parts by weight, per 100 parts of film-forming polymer powder insoluble in water.
- the pulverulent compositions obtained are stable on storage; they can be easily redispersed in water in the form of pseudo-latex and used directly in the form of powder or in the form of pseudo-latex in all known fields of application of latexes.
- the method consists of.
- aqueous emulsion consisting of a water-insoluble film-forming polymer in water prepared by aqueous emulsion polymerization and comprising at least one main surfactant, at least one hydrosoluble compound and optionally at least one surfactant additional or an anti-motta ⁇ t agent,
- the water in this emulsion is then removed and the product obtained sprayed to obtain a powder.
- the steps for removing water from the latex emulsion and obtaining a powder can be separate or concomitant. Thus, one can use a freezing process, followed by a sublimation step, or lyophilization, drying or spray drying (spraying - drying)
- Spray drying is the preferred method because it allows the powder to be obtained directly at the desired particle size without necessarily going through the grinding stage.
- the granulometry of the powder is generally less than 500 ⁇ m.
- Spray drying can be carried out in the usual manner in any known device such as for example an atomization tower associating a spraying carried out by a nozzle or a turbine with a stream of hot gas
- the inlet temperature of the hot gas (generally air), at the top of the column, is preferably between 100 and 115 ° C. and the outlet temperature is preferably between 55 and 65 ° C.
- the mineral filler can be added to the aqueous emulsion of starting polymer All or part of the mineral filler can also be introduced during the spraying step in the spray drying process. Finally, it is possible to add the mineral filler directly to the final powdery composition.
- the pulverulent compositions according to the invention are completely redispersible in water at room temperature by simple stirring.
- completely redispersible is meant a powder according to the invention which, after the addition of a suitable quantity of water, makes it possible to obtain a pseudo-latex whose particle size is substantially identical to the particle size of the latex particles present in the 'starting emulsion.
- the invention also relates to the pseudo-latex obtained by redispersion in water of a pulverulent composition as defined above.
- the invention relates to the use of the pulverulent compositions described above in the building industry as additives to mixtures of hydraulic mineral binders for the production of protective and decorative coatings, adhesive mortars and cements. adhesives for laying tiles and floor coverings. They are particularly suitable for the preparation of ready-to-use powdered products based on cement and plaster.
- the powder compositions of the invention or the pseudolatex derived therefrom can be used also in all other areas of application of latex, particularly in the field of adhesives, paper coating and paints.
- the pulverulent compositions according to the invention may also contain the usual additives, in particular biocides, microbiostats, Dacte ⁇ ostatician, and silicone and organic antifoams.
- composition% weight styrene / butadiene latex (*) 80 decyl D-galactoside sodium uronate (* * ) 10 water 10
- this latex has a dry extract of 50% and was obtained by emulsion polymerization of a weight mixture of 58% of styrene and 42% of butadiene. Its average particle size measured at BROOKHAVEN &. is 0.12 ⁇ m. Its surface is weakly carboxylated: it has a surface charge equal to 30 microequivalents of -COOH function / g of polymer.
- the binary water / surfactant phase diagram includes a fluid isotropic phase at 25 ° C up to a concentration of 60% by weight of surfactant followed by a liquid crystal phase of hexagonal type.
- This hexagonal phase has been identified and characterized by X-ray scattering at small angles, in accordance with the work by V. LUZZATI entitled "BIOLOGICAL MEMBRANES, PHYSICAL FACT AND FUNCTION", at from an aqueous solution containing 62% by weight of surfactant.
- the X-ray scattering spectrum at small angles contains two fine lines, the BRAGG spacings of which are in the ratios 1: 1 / (3) 1/2 .
- the mesh parameter obtained by measuring the line spacings is equal to 47 Angstroems.
- the particle size is between 10 and 100 ⁇ m
- composition by weight of the dry powder is as follows: styrene latex / butadiene 70% decyl D-galactoside sodium uronate 17% kaolin 12% water 1%
- the atomized product spontaneously redisperses in water at room temperature.
- the average particle size of the emulsion obtained, measured using a BROOKHAVEN® particle size analyzer. is 0.13 ⁇ m.
- composition% styrene / butadiene latex 77.5 alkyl polyaminocarboxylate (*) 22.5
- the alkyl polyaminocarboxylate is marketed under the name of AMPHIONIC XL by Rhône-Poulenc.
- This surfactant is in solution in water and has a dry extract equal to 40% by weight.
- the binary water / surfactant phase diagram includes an isotropic fluid phase at 25 ° C up to a concentration of 50% by weight of surfactant, followed by an optically isotropic viscous liquid crystal phase of cubic type. This phase has been identified and characterized by X-ray scattering at small angles in an aqueous solution containing 52% surfactant. The small angle X-ray scattering spectrum contains a series of five characteristic lines.
- the latex is the same as in Example 1.
- This mixture is atomized using a BUCHI® device with an inlet temperature of 110 ° C and an outlet temperature of 70 ° C.
- the powder obtained after atomization has a spontaneous dispersion in water.
- the pseudo-latex obtained has a particle size identical to that of the starting latex.
- the latex is the same as in Example 1.
- This mixture is atomized using a BUCHI® device with an inlet temperature of 110 C C and an outlet temperature of 70 ° C.
- the powder obtained after atomization displays spontaneous dispersion in water.
- the pseudo-latex obtained has a particle size identical to that of the starting latex.
- the sodium silicate has a SiO 2 / Na 2 O ratio equal to 2. It is in solution in water (dry extract equal to 45% by weight).
- the sodium silicate is mixed with the sodium decyl D-galactoside uronate and the urea, then the mixture is added to the styrene / butadiene latex, which makes it possible to have a fluid dispersion.
- This mixture is then atomized using a BUCHI® device with an inlet temperature of 110 ° C and an outlet temperature of 70 ° C.
- the powder obtained after atomization has a spontaneous dispersion in water.
- the pseudo-latex obtained has a particle size identical to that of the starting latex.
- the latex is the same as in Example 1.
- sodium hexametaphosphate is mixed with sodium decyl D-galactoside uronate and urea, then this mixture is added to the styrene / butadiene latex.
- This mixture is atomized using a BUCHI® device with an inlet temperature of 110 ° C and an outlet temperature of 70 ° C.
- the powder obtained after atomization has a spontaneous dispersion in water.
- the pseudo-latex obtained has a particle size identical to that of the starting latex.
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Dispersion Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Paints Or Removers (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Paper (AREA)
Abstract
Description
Claims
Priority Applications (10)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EA199800334A EA199800334A1 (ru) | 1995-10-25 | 1996-10-21 | Повторно диспергируемая в воде порошкообразная композиция пленкообразующих полимеров, полученных из этиленненасыщенных мономеров |
| EP96934942A EP0857190A1 (fr) | 1995-10-25 | 1996-10-21 | Composition pulverulente redispersable dans l'eau de polymeres filmogenes |
| NZ320342A NZ320342A (en) | 1995-10-25 | 1996-10-21 | A water redispersible composition made by drying an emulsion of one film forming water insoluble polymer, one surfactant and one water soluble compound |
| PL96326361A PL326361A1 (en) | 1995-10-25 | 1996-10-21 | Powdered composition of film-forming polymers underground redispersion in water, obtained from monomers having unsaturated ethylene bonds |
| AU73068/96A AU718444B2 (en) | 1995-10-25 | 1996-10-21 | Water-redispersible pulverulent compositon of film-forming polymers |
| KR1019980702992A KR19990067054A (ko) | 1995-10-25 | 1996-10-21 | 수-재분산성 분말 막-생성 중합체 조성물 |
| JP9516350A JP2989273B2 (ja) | 1995-10-25 | 1996-10-21 | エチレン系不飽和モノマーから合成されるフィルム形成用ポリマーを含む水に再分散可能な微粉砕組成物 |
| SK522-98A SK52298A3 (en) | 1995-10-25 | 1996-10-21 | Water-redispersible powdered film-forming polymer composition |
| BR9611249A BR9611249A (pt) | 1995-10-25 | 1996-10-21 | Composição pulverulenta redispersível em água processo de preparação da mesma pseudo-latéx e utilização do mesmo |
| NO981833A NO981833L (no) | 1995-10-25 | 1998-04-23 | Vann-redispergerbar pulverformet filmdannende polymerblanding |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9512588A FR2740461B1 (fr) | 1995-10-25 | 1995-10-25 | Composition pulverulente redispersable dans l'eau de polymeres filmogenes prepares a partir de monomeres a insaturation ethylenique |
| FR95/12588 | 1995-10-25 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US09/631,333 Continuation US6369153B1 (en) | 1995-10-25 | 2000-08-03 | Water-redispersible pulverulent composition of film-forming polymers prepared from ethylenically unsaturated monomers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO1997015617A1 true WO1997015617A1 (fr) | 1997-05-01 |
Family
ID=9483903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/FR1996/001639 WO1997015617A1 (fr) | 1995-10-25 | 1996-10-21 | Composition pulverulente redispersable dans l'eau de polymeres filmogenes |
Country Status (19)
| Country | Link |
|---|---|
| US (1) | US6369153B1 (fr) |
| EP (1) | EP0857190A1 (fr) |
| JP (1) | JP2989273B2 (fr) |
| KR (1) | KR19990067054A (fr) |
| CN (1) | CN1074432C (fr) |
| AR (1) | AR004063A1 (fr) |
| AU (1) | AU718444B2 (fr) |
| BR (1) | BR9611249A (fr) |
| CA (1) | CA2232370A1 (fr) |
| CZ (1) | CZ123598A3 (fr) |
| EA (1) | EA199800334A1 (fr) |
| FR (1) | FR2740461B1 (fr) |
| HU (1) | HUP9900332A3 (fr) |
| NO (1) | NO981833L (fr) |
| NZ (1) | NZ320342A (fr) |
| PL (1) | PL326361A1 (fr) |
| SK (1) | SK52298A3 (fr) |
| TW (1) | TW448187B (fr) |
| WO (1) | WO1997015617A1 (fr) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3037660B2 (ja) | 1997-07-31 | 2000-04-24 | ワツカー−ケミー ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 水中で再分散可能な架橋性粉末状組成物および該化合物の使用 |
| FR2785198A1 (fr) * | 1998-10-30 | 2000-05-05 | Rhodia Chimie Sa | Granules redispersables dans l'eau comprenant une matiere active sous forme liquide |
| WO2000040627A1 (fr) * | 1999-01-08 | 2000-07-13 | Basf Aktiengesellschaft | Dispersions polymeriques |
| FR2841549A1 (fr) | 2002-06-28 | 2004-01-02 | Rhodia Chimie Sa | Procede pour accelerer la prise d'une composition de liants mineraux hydrauliques adjuventee en additif comprenant des fonctions hydrophiles, ainsi que la compostion susceptible d'etre obtenue par ce procede et son utilisation |
| EP1420001A1 (fr) * | 2002-11-14 | 2004-05-19 | Wacker Polymer Systems GmbH & Co. KG | Composition en poudres redispersables accélérant la prise du ciment |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2740462B1 (fr) * | 1995-10-25 | 1997-12-19 | Rhone Poulenc Chimie | Composition pulverulente redispersable dans l'eau de polymeres filmogenes prepares a partir de monomeres a insaturation ethylenique |
| DE19601699A1 (de) * | 1996-01-18 | 1997-07-24 | Wacker Chemie Gmbh | Redispergierbare Polymerisatpulver und daraus erhältliche wäßrige Polymerisat-Dispersionen |
| FR2848552B1 (fr) * | 2002-12-13 | 2005-05-27 | Rhodia Chimie Sa | Un procede pour augmenter l'hydrofugation de compositions de liants hydrauliques mineraux ainsi que les compositions susceptibles d'etre obtenues par ce procede et leurs utilisations |
| DE10315433A1 (de) * | 2003-04-03 | 2004-10-14 | Basf Ag | Verfahren zur Herstellung von gut in Wasser redispergierbaren und mit Wasser benetzbaren Polymerisatpulvern |
| DE10323048A1 (de) * | 2003-05-20 | 2004-12-09 | Basf Ag | Haftklebstoffe, enthaltend Polyethylen |
| DE10359703A1 (de) * | 2003-12-18 | 2005-07-14 | Wacker Polymer Systems Gmbh & Co. Kg | Verwendung von Biozide enthaltenden, in Wasser redispergierbaren Polymerpulver-Zusammensetzungen in mineralischen Baustoffmassen |
| GB0500956D0 (en) * | 2005-01-18 | 2005-02-23 | Unilever Plc | Improvements relating to emulsions |
| US7652087B2 (en) * | 2006-02-21 | 2010-01-26 | American Thermal Holdings Company | Protective coating |
| CN101501273A (zh) * | 2006-08-14 | 2009-08-05 | 巴斯夫欧洲公司 | 包含硅溶胶的纸涂布组合物 |
| US8529694B2 (en) * | 2006-10-26 | 2013-09-10 | Air Products And Chemicals, Inc. | Powdered acetylenic surfactants and compositions containing them |
| CN102617102B (zh) * | 2011-12-28 | 2015-05-13 | 上海墙特节能材料有限公司 | 无机干粉建筑涂料及其生产方法 |
| FR3144990B1 (fr) * | 2023-01-16 | 2025-07-25 | Colas Sa | Liant organo-minéral, composition pour revêtement de voies de circulation, et revêtement routier |
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| EP0078449A2 (fr) * | 1981-10-30 | 1983-05-11 | BASF Aktiengesellschaft | Procédé pour préparer des poudres polymères non agglomérants, se dispersant faciliment dans l'eau par pulvérisation de dispersions aqueuses de polymères |
| EP0558980A1 (fr) * | 1992-02-29 | 1993-09-08 | BASF Aktiengesellschaft | Dispersions aqueuses de polymères |
| US5258072A (en) * | 1992-06-01 | 1993-11-02 | Basf Corporation | Additive composition for oil well cementing formulations |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4968350A (en) * | 1987-04-16 | 1990-11-06 | Christian Bindschaedler | Process for preparing a powder of water-insoluble polymer which can be redispersed in a liquid phase, the resulting powder and utilization thereof |
| FR2740462B1 (fr) * | 1995-10-25 | 1997-12-19 | Rhone Poulenc Chimie | Composition pulverulente redispersable dans l'eau de polymeres filmogenes prepares a partir de monomeres a insaturation ethylenique |
-
1995
- 1995-10-25 FR FR9512588A patent/FR2740461B1/fr not_active Expired - Fee Related
-
1996
- 1996-10-19 TW TW085112825A patent/TW448187B/zh not_active IP Right Cessation
- 1996-10-21 AU AU73068/96A patent/AU718444B2/en not_active Ceased
- 1996-10-21 EP EP96934942A patent/EP0857190A1/fr not_active Withdrawn
- 1996-10-21 JP JP9516350A patent/JP2989273B2/ja not_active Expired - Lifetime
- 1996-10-21 KR KR1019980702992A patent/KR19990067054A/ko not_active Abandoned
- 1996-10-21 WO PCT/FR1996/001639 patent/WO1997015617A1/fr not_active Application Discontinuation
- 1996-10-21 EA EA199800334A patent/EA199800334A1/ru unknown
- 1996-10-21 BR BR9611249A patent/BR9611249A/pt not_active Application Discontinuation
- 1996-10-21 SK SK522-98A patent/SK52298A3/sk unknown
- 1996-10-21 HU HU9900332A patent/HUP9900332A3/hu unknown
- 1996-10-21 PL PL96326361A patent/PL326361A1/xx unknown
- 1996-10-21 CA CA002232370A patent/CA2232370A1/fr not_active Abandoned
- 1996-10-21 CZ CZ981235A patent/CZ123598A3/cs unknown
- 1996-10-21 NZ NZ320342A patent/NZ320342A/xx unknown
- 1996-10-21 CN CN96197863A patent/CN1074432C/zh not_active Expired - Fee Related
- 1996-10-22 AR ARP960104843A patent/AR004063A1/es unknown
-
1998
- 1998-04-23 NO NO981833A patent/NO981833L/no not_active Application Discontinuation
-
2000
- 2000-08-03 US US09/631,333 patent/US6369153B1/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0078449A2 (fr) * | 1981-10-30 | 1983-05-11 | BASF Aktiengesellschaft | Procédé pour préparer des poudres polymères non agglomérants, se dispersant faciliment dans l'eau par pulvérisation de dispersions aqueuses de polymères |
| EP0558980A1 (fr) * | 1992-02-29 | 1993-09-08 | BASF Aktiengesellschaft | Dispersions aqueuses de polymères |
| US5258072A (en) * | 1992-06-01 | 1993-11-02 | Basf Corporation | Additive composition for oil well cementing formulations |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3037660B2 (ja) | 1997-07-31 | 2000-04-24 | ワツカー−ケミー ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 水中で再分散可能な架橋性粉末状組成物および該化合物の使用 |
| FR2785198A1 (fr) * | 1998-10-30 | 2000-05-05 | Rhodia Chimie Sa | Granules redispersables dans l'eau comprenant une matiere active sous forme liquide |
| WO2000026280A1 (fr) * | 1998-10-30 | 2000-05-11 | Rhodia Chimie | Granules redispersables dans l'eau comprenant une matiere active sous forme liquide |
| RU2218363C2 (ru) * | 1998-10-30 | 2003-12-10 | Родиа Шими | Пригодные для повторного диспергирования в воде гранулы, содержащие активное вещество в жидком виде |
| US6841613B1 (en) | 1998-10-30 | 2005-01-11 | Rhodia Chimie | Water re-dispersible granules comprising an active matter in liquid form |
| WO2000040627A1 (fr) * | 1999-01-08 | 2000-07-13 | Basf Aktiengesellschaft | Dispersions polymeriques |
| US6897256B1 (en) | 1999-01-08 | 2005-05-24 | Basf Aktiengesellschaft | Polymer dispersions |
| FR2841549A1 (fr) | 2002-06-28 | 2004-01-02 | Rhodia Chimie Sa | Procede pour accelerer la prise d'une composition de liants mineraux hydrauliques adjuventee en additif comprenant des fonctions hydrophiles, ainsi que la compostion susceptible d'etre obtenue par ce procede et son utilisation |
| WO2004002915A3 (fr) * | 2002-06-28 | 2004-04-08 | Rhodia Chimie Sa | Procede pour accelerer la prise d'une composition de liants mineraux hydrauliques adjuventee en additif comprenant des fonctions hydrophiles, composition obtenue et son utilisation |
| EP1420001A1 (fr) * | 2002-11-14 | 2004-05-19 | Wacker Polymer Systems GmbH & Co. KG | Composition en poudres redispersables accélérant la prise du ciment |
| US7288580B2 (en) | 2002-11-14 | 2007-10-30 | Wacker Polymer Systems Gmbh & Co. Kg | Water-redispersible polymer powder compositions with accelerated-setting action |
Also Published As
| Publication number | Publication date |
|---|---|
| AU7306896A (en) | 1997-05-15 |
| MX9803135A (es) | 1998-11-29 |
| US6369153B1 (en) | 2002-04-09 |
| JPH11500178A (ja) | 1999-01-06 |
| AU718444B2 (en) | 2000-04-13 |
| EP0857190A1 (fr) | 1998-08-12 |
| PL326361A1 (en) | 1998-09-14 |
| CN1074432C (zh) | 2001-11-07 |
| NZ320342A (en) | 1999-11-29 |
| KR19990067054A (ko) | 1999-08-16 |
| FR2740461A1 (fr) | 1997-04-30 |
| CN1200747A (zh) | 1998-12-02 |
| NO981833D0 (no) | 1998-04-23 |
| TW448187B (en) | 2001-08-01 |
| JP2989273B2 (ja) | 1999-12-13 |
| HUP9900332A3 (en) | 2000-08-28 |
| NO981833L (no) | 1998-06-24 |
| FR2740461B1 (fr) | 1997-12-19 |
| SK52298A3 (en) | 1998-09-09 |
| CA2232370A1 (fr) | 1997-05-01 |
| CZ123598A3 (cs) | 1998-09-16 |
| HUP9900332A2 (hu) | 1999-05-28 |
| EA199800334A1 (ru) | 1998-10-29 |
| AR004063A1 (es) | 1998-09-30 |
| BR9611249A (pt) | 1999-05-04 |
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| FR2646416A1 (fr) | Liants pour fibres minerales ou pour autres produits d'isolation, en vue de la realisation d'un enduit de projection isolant thermique ou phonique | |
| MXPA98003135A (en) | Pulverulent composition re-dispersable in water of polymers filmmakers prepared from single-phase unsunctively insatura | |
| FR2688917A1 (fr) | Composition aqueuse hydrofugeante et son utilisation comme formulation pour revetement interieur ou exterieur de surfaces diverses. |
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