Cosmetic composition comprising water-soluble or water-dispersible UV-screening agents, hydrophilic thickeners and hydrophilic surfactants
The present invention relates to a composition, notably an aqueous cosmetic composition, comprising at least one screening agent chosen from water-soluble or water-dispersible screening agents that are capable of absorbing UV rays from 320 to 400 nm (UVA), water-soluble or water-dispersible screening agents that are capable of absorbing UV rays from 280 to 320 nm (UVB), and mixtures thereof; at least one hydrophilic thickener; and at least one surfactant with an HLB of greater than or equal to 7. The present invention also relates to a non-therapeutic cosmetic process for treating keratin materials, preferably the skin, comprising the application, to said keratin materials, of a composition according to the invention.
1 . An aqueous cosmetic composition comprising between 0.2% and 40% by weight relative to the total weight of the composition of at least one screening agent chosen from water-soluble or water-dispersible screening agents that are capable of absorbing UV rays from 320 to 400 nm (UVA), water-soluble or water-dispersible screening agents that are capable of absorbing UV rays from 280 to 320 nm (UVB), and mixtures thereof; from 0.01% to 50% by weight, relative to the total weight of the composition of at least one hydrophilic thickener; and from 0.1% to 5% by weight relative to the total weight of the composition of at least one surfactant with an HLB of greater than or equal to 7, and wherein the composition contains less than 10% by weight of a fatty phase; and wherein the composition is totally free of gellan gum.
2 . The composition according to claim 1 which is transparent or translucent.
3 . The composition according to claim 1 having an amount of fatty phase of less than 5% by weight of the composition.
4 . The composition according to claim 1 , comprising at least one screening agent chosen from water-soluble screening agents that are capable of absorbing UV rays from 320 to 400 nm (UVA), water-soluble screening agents that are capable of absorbing UV rays from 280 to 320 nm (UVB), and mixtures thereof.
5 . The composition according to claim 1 , comprising at least one water-soluble screening agent that is capable of absorbing UV rays from 320 to 400 nm (UVA) and at least one water-soluble screening agent that is capable of absorbing UV rays from 280 to 320 nm (UVB).
6 . The composition according to claim 1 , in which the at least one screening agent is chosen from water-soluble organic screening agents.
7 . The composition according to claim 1 , in which the water-soluble screening agents that are capable of absorbing UV rays from 320 to 400 nm (UVA) are chosen from benzene-1,4-bis(3-methylidene-10-camphorsulfonic acid) (INCI name: Terephthalylidene Dicamphor Sulfonic Acid) and the various salts thereof, benzazolyl derivatives.
8 . The composition according to claim 1 , in which the water-soluble screening agents that are capable of absorbing UV rays from 280 to 320 nm (UVB) are chosen from water-soluble para-aminobenzoic compounds, cinnamic derivatives, salicylic compounds, benzylidenecamphor compounds and phenylbenzimidazole compounds.
9 . The composition according to claim 1 , in which the water-soluble screening agents that are capable of absorbing UV rays from 280 to 320 nm (UVB) is 2-phenyl-1H-benzimidazole-5-sulfonic acid (INCI name: Phenylbenzimidazolesulfonic acid).
10 . The composition according to claim 1 , comprising a total amount of water-soluble or water-dispersible screening agents of between 2% and 10% by weight relative to the total weight of the composition.
11 . The composition according to claim 1 , in which the at least one hydrophilic thickener is chosen from anionic synthetic thickening polymers, nonionic thickening polysaccharides, sulfate-based thickening polysaccharides and carboxylic branched thickening polysaccharides.
12 . The composition according to claim 11 , in which the anionic synthetic thickening polymers are chosen from crosslinked homopolymers or copolymers of acrylic or methacrylic acid, crosslinked or non-crosslinked 2-acrylamido-2-methylpropanesulfonic acid homopolymers, or salts thereof, and copolymers of acrylamido-2-methylpropanesulfonic acid or salts thereof and of one or more crosslinked or non-crosslinked nonionic monomers, alone or as mixtures.
13 . The composition according to claim 11 , in which the anionic synthetic thickening polymers are chosen from crosslinked acrylic acid homopolymers.
14 . The composition according to claim 11 , in which the anionic synthetic thickening polymers are chosen from crosslinked copolymers of (meth)acrylic acid and of a C1-C30 alkyl acrylate.
15 . The composition according to claim 11 , in which the anionic synthetic thickening polymers are chosen from copolymers of acrylamido-2-methylpropanesulfonic acid or salts thereof and of one or more nonionic monomers.
16 . The composition according to claim 11 , in which the copolymers of acrylamido-2-methylpropanesulfonic acid or salts thereof and of one or more nonionic monomers are chosen from copolymers of acrylamido-2-methylpropanesulfonic acid and of vinylpyrrolidone, crosslinked acrylamide/sodium acrylamido-2-methylpropanesulfonate copolymers, copolymers of acrylamido-2-methylpropanesulfonic acid and of hydroxyethyl acrylate and hydrophobically modified copolymers of acrylamido-2-methylpropanesulfonic acid.
17 . The composition according to claim 11 , in which the anionic synthetic thickening polymers are present in an amount ranging from 0.05% to 35% by weight, relative to the total weight of the composition.
18 . The composition according to claim 11 , in which the nonionic thickening polysaccharides are chosen from nonionic cellulose-based thickening polysaccharides.
19 . The composition according to claim 11 , in which the nonionic thickening polysaccharides are chosen from nonionic cellulose-based thickening polysaccharides and in which the sulfate-based thickening polysaccharides are chosen from sulfate-based polysaccharides.
20 . The composition according to claim 11 , in which the nonionic thickening polysaccharides are chosen from nonionic cellulose-based thickening polysaccharides and in which the carboxylic branched thickening polysaccharides are chosen from anionic branched polysaccharides based on glucose, mannose, acetylated mannose, pyruvic acid and glucuronic acid.
21 . The composition according to claim 11 , in which the nonionic thickening polysaccharides are chosen from nonionic cellulose-based thickening polysaccharides and in which the thickening polysaccharides are present in an amount ranging from 0.01% to 20% by weight relative to the total weight of the composition.
22 . The composition according to claim 11 , in which the at least one surfactant with an HLB of greater than or equal to 7 have an HLB of greater than 7 and less than 40.
23 . The composition according to claim 11 , in which the at least one surfactant with an HLB of greater than or equal to 7 is chosen from:
esters of a fatty acid;
water-soluble silicones including at least one terminal or pendent monovalent polyoxyalkylene group;
and mixtures thereof.
24 . The composition according to claim 1 , in which the at least one surfactant with an HLB of greater than or equal to 7 is present in concentrations ranging from 0.5% to 5% by weight relative to the total weight of the composition.
25 . The composition according to claim 1 , which does not include a screening agent in addition to the at least one screening agent.
26 . The composition according to claim 1 , having an amount of fatty phase of less than 2% by weight of the composition.
27 . The composition according to claim 1 , which does not contain a fatty phase.
28 . The composition according to claim 1 , which comprises between 2% and 25% by weight relative to the total weight of the composition of the at least one screening agent; from 2% to 10% by weight, relative to the total weight of the composition of the at least one hydrophilic thickener; and from 0.5% to 5% by weight relative to the total weight of the composition of the at least one surfactant with an HLB of greater than or equal to 7.
29 . A non-therapeutic cosmetic process for treating a keratin material comprising the application to the keratin material of a composition according to claim 1 .