초록 ▼

The present patent application relates to a cosmetic and/or dermatological composition comprising at least one aqueous phase including at least one water-soluble or water-dispersible polymer, of triblock structure B-A-B in which A is an ionic water-soluble polymer block and B is a hydrophobic polyme

The present patent application relates to a cosmetic and/or dermatological composition comprising at least one aqueous phase including at least one water-soluble or water-dispersible polymer, of triblock structure B-A-B in which A is an ionic water-soluble polymer block and B is a hydrophobic polymer block, the amount of polymer block A being greater than or equal to 50% of the total weight of the triblock polymer. The invention also relates to the use of the said composition, especially in cosmetics for caring for, cleansing, protecting and/or making up the skin, keratin fibers and/or mucous membranes.

대표청구항 ▼

The invention claimed is: 1. A cosmetic, dermatological or cosmetic and dermatological composition comprising a physiologically acceptable medium and at least one aqueous phase, the aqueous phase comprising water and at least one water soluble or water-dispersible triblock polymer having an B-A-B s

The invention claimed is: 1. A cosmetic, dermatological or cosmetic and dermatological composition comprising a physiologically acceptable medium and at least one aqueous phase, the aqueous phase comprising water and at least one water soluble or water-dispersible triblock polymer having an B-A-B structure in which A is an ionic water-soluble polymer block where in A is (meth)acrylic acid or salts there of and B is a hydrophobic polymer block where in B is styrene or its derivatives, wherein the amount of polymer block A is greater than or equal to 50% of the total weight of the triblock polymer. 2. A composition according to claim 1, wherein the ionic water-soluble block A further comprises polymerized units of one or more monomers selected from the group consisting of hydrophobic monomers (Ib), neutral water-soluble monomers (Ic), and mixtures thereof. 3. A composition according to claim 2, wherein the ionic water-soluble block A further comprises polymerized units of one or more hydrophobic monomers (Ib) selected from the group consisting of: styrene and its derivatives; vinyl acetate; vinyl ethers of formula CH2═CHOR12 in which R12 is a linear or branched, saturated or unsaturated hydrocarbon radical containing from 1 to 6 carbon atoms; acrylonitrile; caprolactone; vinyl chloride and vinylidene chloride; unsaturated silicone monomers; hydrophobic vinyl monomers of formula (II) below: in which: R13 is selected from the group consisting of H,--CH3,--C2H5 and--C3H7; X1 is selected from the group consisting of: alkyloxides of the formula--OR14 in which R14 is a linear or branched, saturated or unsaturated hydrocarbon radical containing from 1 to 6 carbon atoms; groups--NH2,--NHR15 and--NR15 R16 in which R15 and R16 are, independently of each other, linear or branched, saturated or unsaturated hydrocarbon radicals containing 1 to 6 carbon atoms, with the proviso that the total number of carbon atoms of R15+R16 does not exceed 6; the substituents R13 and X1 being such that the monomer of formula (II) is hydrophobic; and mixtures of these monomers. 4. A composition according to claim 2, wherein the ionic water-soluble block A further comprises polymerized units of one or more neutral water-soluble monomers (Ic) selected from the group consisting of: (meth)acrylamide, N-vinylacetamide and N-methyl-N-vinylacetamide, N-vinylformamide and N-methyl-N-vinylformamide, maleic anhydride, vinylamine, N-vinyllactams including a cyclic alkyl group containing from 4 to 9 carbon atoms, vinyl alcohol, water-soluble vinyl monomers of formula (III) below: in which: R17 is selected from the group consisting of H,--CH3,--C2H5 and--C3H7 X2 is selected from the group consisting of: alkyloxides of the formula--OR18 in which R18 is a linear or branched, saturated or unsaturated hydrocarbon radical containing from 1 to 6 carbon atoms, optionally substituted with a halogen atom; a hydroxyl; carboxylic acid; ether; primary amine; secondary amine of the formula-NHR19 or tertiary amine of the formula-NR19R20; the radicals R19 and R20 being, independently of each other, a linear or branched, saturated or unsaturated hydrocarbon radical containing 1 to 6 carbon atoms, with the proviso that the sum of the carbon atoms of R18+R19+ R20 does not exceed 6; groups--NH2,--NHR21 and--NR21 R22 in which R21 and R22 are, independently of each other, linear or branched, saturated or unsaturated hydrocarbon radicals containing 1 to 6 carbon atoms, with the proviso that the total number of carbon atoms of R21+R22 does not exceed 6, the said radicals R21 and R22 optionally being substituted with a halogen atom; a carboxylic acid; hydroxyl; ether; primary amine; secondary amine of the formula-NHR23; or tertiary amine of the formula-NR23R24 , the radicals R23 and R24 being, independently of each other, a linear or branched, saturated or unsaturated hydrocarbon radical containing 1 to 6 carbon atoms, with the proviso that the sum of the carbon atoms of R 21+R22+R23+R24 does not exceed 6; the substituents R17 and X2 being such that the monomer of formula (III) is water-soluble; and mixtures of these monomers. 5. A composition according to claim 1, wherein the ionic water-soluble block A is totally or partially neutralized with a mineral or organic base. 6. A composition according to claim 1, wherein the hydrophobic block B further comprises polymerized units of one or more ionic or neutral water soluble monomers (Ie) selected from the group consisting of the following monomers, or salts thereof: (meth)acrylic acid; styrenesulfonic acid; vinylsulfonic acid and (meth)allylsulfonic acid; vinylphosphonic acid; maleic anhydride; maleic acid; itaconic acid; crotonic acid; dimethyldiallylammonium chloride; methylvinylimidazolium chloride; (meth)acrylamide; N-vinylacetamide and N-methyl-N-vinylacetamide; N-vinylformamide and N-methyl-N-vinylformamide; N-vinyllactams including a cyclic alkyl group containing from 4 to 9 carbon atoms; vinyl alcohol; 2-vinylpyridine and 4-vinylpyridine; the water-soluble vinyl monomers of formula (V) below: in which: R33 is selected from the group consisting of H,--CH3,--C2H5 and--C3H7; X4 is selected from the group consisting of: alkyloxides of the formula--OR34 in which R34 is a linear or branched, saturated or unsaturated hydrocarbon radical containing from 1 to 6 carbon atoms, optionally substituted with a halogen atom; a carboxylate, carboxylic acid, sulfonic, sulfate, phosphate, hydroxyl, ether, primary amine, secondary amine of the formula-NHR35, tertiary amine of the formula-NR35R36, or quaternary ammonium group of the formula-N+R35R 36R37, the radicals R35, R36 and R31 being, independently of each other, a linear or branched, saturated or unsaturated hydrocarbon radical containing 1 to 6 carbon atoms, with the proviso that the sum of the carbon atoms of R34+R35+ R36+R37 does not exceed 6; groups--NH2,--NHR38 and--NR38 R39 in which the radicals R38 and R39 are, independently of each other, linear or branched, saturated or unsaturated hydrocarbon radicals containing 1 to 6 carbon atoms, with the proviso that the total number of carbon atoms of R38+R39 does not exceed 6, the said radicals R38 and/or R39 optionally being substituted with a halogen atom; a carboxylate; carboxylic acid; sulfonic; sulfate; phosphate; hydroxyl; ether; primary amine; secondary amine of the formula-NHR35; tertiary amine of the formula-NR35R36 or quaternary ammonium group of the formula-N+R35R36R37, in which R 35, R36 and R37 have the same meaning as mentioned above, with the proviso that the sum of the carbon atoms of R38+ R39+R35+R36+R37 does not exceed 6; the substituents R33 and X4 being such that the monomer of formula (V) is water-soluble; and mixtures of these monomers. 7. A composition according to claim 1, wherein the triblock polymer has a molar weight ranging from 1000 g/mol to 500 000 g/mol. 8. A composition according to claim 7, wherein the triblock polymer has a molar mass ranging from 2000 g/mol to 300 000 g/mol. 9. A composition according to claim 1, wherein the proportion of the ionic hydrophilic block A in the copolymer is greater than 60% by weight relative to the total weight of the blocks A and B. 10. A composition according to claim 1, wherein the amount of polymer ranges from 0.01% to 20% by weight relative to the total weight of the composition. 11. A composition according to claim 1, further comprising at least one water-soluble or water-dispersible diblock polymer A'-B in which A' is a neutral water-soluble polymer block and B is a hydrophobic polymer block. 12. A composition according to claim 11, wherein the block A' comprises polymerized units of one or more water-soluble monomers selected from the group consisting of the monomers (If) below: (meth)acrylamide, N-vinylacetamide and N-methyl-N-vinylacetamide, N-vinylformamide and N-methyl-N-vinylformamide, N-vinyllactams including a cyclic alkyl group containing from 4 to 9 carbon atoms, vinyl alcohol, maleic anhydride, vinylamine, water-soluble vinyl monomers of formula (VI) below: in which: R40 is selected from the group consisting of H,--CH3,--C2H5 and--C3H7; X5 is selected from the group consisting of: alkyloxides of the formula--OR41 in which R41 is a linear or branched, saturated or unsaturated hydrocarbon radical containing from 1 to 6 carbon atoms, optionally substituted with a halogen atom; a carboxylic acid; hydroxyl; ether; primary amine; secondary amine of the formula-NHR42; or tertiary amine of the formula-NR42R4; the radicals R42 and R43 being, independently of each other, a linear or branched, saturated or unsaturated hydrocarbon radical containing 1 to 6 carbon atoms, with the proviso that the sum of the carbon atoms of R41+R42+ R43 does not exceed 6; groups--NH2,--NHR44 and--NR44 R45 in which R44 and R45 are, independently of each other, linear or branched, saturated or unsaturated hydrocarbon radicals containing 1 to 6 carbon atoms, with the proviso that the total number of carbon atoms of R44+R45 does not exceed 6, the said radicals R44 and R45 optionally being substituted with a halogen atom; a carboxylic acid; hydroxyl; ether; primary amine; secondary amine of the formula-NHR46; or tertiary amine of the formula-NR46R47 , the radicals R46 and R47 being, independently of each other, a linear or branched, saturated or unsaturated hydrocarbon radical containing 1 to 6 carbon atoms, with the proviso that the sum of the carbon atoms of R 44+R45+R46 and R47 does not exceed 6; the substituents R40 and X5 being such that the monomer of formula (VI) is water-soluble; and mixtures of these monomers. 13. A composition according to claim 12, wherein the neutral water-soluble block A' further comprises polymerized units of one or more hydrophobic monomers (Ig) selected from the group consisting of the following monomers: styrene and its derivatives, vinyl acetate, vinyl ethers of formula CH2═CHOR48 in which R48 is a linear or branched, saturated or unsaturated hydrocarbon radical containing from 1 to 6 carbon atoms, acrylonitrile, caprolactone, vinyl chloride and vinylidene chloride, unsaturated silicone monomers, the hydrophobic vinyl monomers of formula (VII) below: in which: R49 is selected from the group consisting of H,--CH3,--C2H5 and--C3H7; X6 is selected from the group consisting of: alkyloxides of the formula--OR50 in which R50 is a linear or branched, saturated or unsaturated hydrocarbon radical containing from 1 to 6 carbon atoms; groups--NH2,--NHR51 and--NR51 R52 in which R51 and R52 are, independently of each other, linear or branched, saturated or unsaturated hydrocarbon radicals containing 1 to 6 carbon atoms, with the proviso that the total number of carbon atoms of R51+R52 does not exceed 6; the substituents R49 and X6 such that the monomer of formula (VII) is hydrophobic; and mixtures thereof. 14. A composition according to claim 11, wherein the neutral diblock polymer has a molar mass ranging from 1000 g/mol to 500 000 g/mol. 15. A composition according to claim 11, wherein the amount of neutral hydrophilic block A' in the diblock polymer A'-B is greater than 50% of the total weight of the diblock polymer. 16. A composition according to claim 1, further comprising a physiologically acceptable medium. 17. A composition according to claim 1, further comprising at least one organic solvent selected from the group consisting of hydrophilic organic solvents, lipophilic organic solvents, amphiphilic solvents, and mixtures thereof. 18. A composition according to claim 17, comprising an organic solvent selected from the group consisting of monoalcohols containing from 1 to 8 carbon atoms, polyols, monoalkyl and dialkyl isosorbides, polyethylene glycols, ethylene glycol ethers, propylene glycol ethers, polyol ethers, polyol esters, fatty acid alkyl esters, and mixtures thereof. 19. A composition according to claim 17, wherein the organic solvent represents from 5% to 50% of the total weight of the composition. 20. A composition according to claim 1, in the form of a solution, a gel or an emulsion. 21. A composition according to claim 1, further comprising at least one oily phase. 22. A composition according to claim 21, wherein the oily phase comprises at least one oil. 23. A composition according to claim 1, in the form of an O/W, W/O, W/O/W or O/W/O emulsion. 24. A composition according to claim 1, further comprising at least one adjuvant selected from the group consisting of gelling agents and/or thickeners; polymers; foaming surfactants; moisturizers; emollients; hydrophilic or lipophilic active agents; free-radical scavengers; sequestering agents; antioxidants; preserving agents; acidifying or basifying agents; fragrances; pigments; fillers; filmforming agents; dyestuffs; and mixtures thereof. 25. A composition according to claim 24, comprising an active agent selected from the group consisting of protein hydrolysates; anti-inflammatory agents; polyols; sugar derivatives; natural extracts; procyannidol oligomers; vitamins; urea; caffeine; depigmenting agents; salicylic acid and its derivatives; α-hydroxy acids; retinoids; sunscreens; hydrocortisone; melatonin; algal, fungal, plant, yeast or bacterial extracts; enzymes; DHEA and its derivatives and metabolites; antibacterial active agents; matt-effect agents; tensioning agents; and mixtures thereof. 26. A composition according to claim 25, comprising an active agent selected from the group consisting of vitamin A, vitamin C, vitamin E, vitamin B5, vitamin B3, derivatives thereof and mixtures thereof. 27. A composition according to claim 1, further comprising an active agent selected from the group consisting of Triclosan, Triclocarban, salicylic acid and its derivatives, and mixtures thereof. 28. A composition according to claim 1, further comprising a sunscreen selected from the group consisting of organic screening agents, physical sunblock screening agents, and mixtures thereof. 29. A composition according to claim 28, comprising an organic screening agent selected from the group consisting of para-aminobenzoic acid derivatives; salicylic derivatives; dibenzoylmethane derivatives; cinnamic derivatives; (β,β'-diphenylacrylate derivatives; benzophenone derivatives; benzylidenecamphor derivatives; phenylbenzimidazole derivatives; triazine derivatives; phenylbenzotriazole derivatives; anthranilic derivatives; imidazoline derivatives; benzalmalonate derivatives; and mixtures thereof. 30. A composition according to claim 1, further comprising a physical sunblock screening agent selected from the group consisting of titanium oxides, zinc oxides, and mixtures thereof. 31. A composition according to claim 1, further comprising a foaming surfactant selected from the group consisting of nonionic, anionic, amphoteric and zwitterionic surfactants, and mixtures thereof. 32. A composition according to claim 31, comprising a foaming surfactant selected from the group consisting of alkyl polyglucosides; maltose esters; polyglycerolated fatty alcohols; glucamine derivatives; carboxylates; amino acid derivatives; alkyl sulfates; alkyl ether sulfates; sulfonates; isethionates and acylisethionates; taurates; sulfosuccinates; alkyl sulfoacetates; phosphates and alkyl phosphates; polypeptides; anionic derivatives of alkyl polyglucoside; fatty acid soaps; betaines; N-alkylamidobetaines; glycine derivatives; sultaines; alkyl polyaminocarboxylates; alkyl amphoacetates; and mixtures thereof. 33. A composition according to claim 1, wherein said composition is in the form of an oil-in-water emulsion comprising an oily phase dispersed in an aqueous phase, and wherein the composition comprises from 0 to about 1% by weight of emulsifying surfactant relative to the total weight of the composition. 34. A composition according to claim 1, in the form of a care, treatment, protective, cleansing, makeup removing and/or makeup product for keratin materials. 35. A composition according to claim 34, wherein the keratin material is the skin. 36. A method for treating or caring for the skin, hair, scalp, eyelashes, eyebrows, nails or mucous membranes, comprising applying the composition of claim 1 thereto. 37. A method for treating or caring for the skin, hair, scalp, eyelashes, eyebrows, nails or mucous membranes, comprising applying the composition of claim 11 thereto. 38. The composition of claim 1, in the form of a rinse-out or leave-in hair product. 39. A method for cleansing and/or removing makeup from the skin and/or the eyes, comprising applying the composition of claim 1 to the skin and/or the eyes. 40. A method for cleansing and/or removing makeup from the skin and/or the eyes, comprising applying the composition of claim 11 to the skin and/or the eyes. 41. The composition of claim 1, further comprising at least one cosmetically or dermatologically acceptable adjuvant selected from the group consisting of an oils, thickeners, gelling agents, moisturizers, emollients, active agents, free-radical scavengers, sequestering agents, antioxidants, preservatives, fragrances, pigments, fillers, film-forming agents, dyestuffs, sunscreens and mixtures thereof. 42. The composition of claim 41, further comprising at least one cosmetically or dermatologically acceptable adjuvant selected from the group consisting of an oils, thickeners, gelling agents, moisturizers, emollients, active agents, free-radical scavengers, sequestering agents, antioxidants, preservatives, fragrances, pigments, fillers, film-forming agents, dyestuffs, sunscreens and mixtures thereof.