Cosmetic composition comprising at least one silicone of specific formula, at least one aminosilicone, at least one particular copolymer, and at least one polyol
The present invention relates to a cosmetic composition comprising: (a) at least one silicone of formula (X); (b) at least one aminosilicone; (c) at least one copolymer comprising at least one monomer of 2-acrylamido-2-methylpropanesulfonic acid, at least one monomer with a hydrophobic group and at least one ethylenically unsaturated monomer which does not comprise any hydrophobic groups; and (d) at least one polyol.
1 . A cosmetic composition comprising:
(a) at least one silicone of formula (X) below:
in which:
R 24 , which is identical or different, denotes a C 1 -C 10 alkyl radical;
R 26 , which is identical or different, denotes an aryl group, it being possible for this aryl group to comprise one or more optionally substituted aryl rings;
R 25 , which is identical or different, denotes R 26 , R 24 or —OSi(R 24 ) 3;
t varies from 0 to 1000;
u varies from 1 to 1000;
and the sum of t+u can vary from 1 to 2000;
(b) at least one aminosilicone;
(c) at least one copolymer comprising at least one monomer of 2-acrylamido-2-methylpropanesulfonic acid, at least one monomer with a hydrophobic group that is a hydrocarbon-based, branched or unbranched, saturated or unsaturated fatty chain comprising from 6 to 50 carbon atoms, and at least one ethylenically unsaturated monomer which does not comprise any hydrophobic groups that is a hydrocarbon-based, branched or unbranched, saturated or unsaturated fatty chain comprising from 6 to 50 carbon atoms; and
(d) at least one polyol.
2 . The composition according to claim 1 , wherein the total amount of the at least one silicon (a) in the composition ranges from 1 to 40% by weight relative to the total weight of the composition.
3 . The composition according to claim 2 , wherein the at least one aminosilicone (b) is selected from amodimethicones.
4 . The composition according to claim 2 , wherein the total amount of the at least one aminosilicone (b) in the composition ranges from 0.01 to 30% by weight relative to the total weight of the composition.
5 . The composition according to claim 1 , wherein the at least one aminosilicone (b) is selected from amodimethicones.
6 . The composition according to claim 5 , wherein the total amount of the at least one aminosilicone (b) in the composition ranges from 0.01 to 30% by weight relative to the total weight of the composition.
7 . The composition according to claim 1 , wherein the total amount of the at least one aminosilicone (b) in the composition ranges from 0.01 to 30% by weight relative to the total weight of the composition.
8 . The composition according to claim 1 , wherein the at least one copolymer (c) comprises at least one monomer corresponding to the general formula (1) below:
in which X + denotes a cationic counterion or a mixture of cations; R 1 denotes a hydrogen atom or a linear or branched C 1 -C 6 alkyl radical.
9 . The composition according to claim 1 , wherein the at least one copolymer (c) comprises at least one monomer with a hydrophobic group chosen from the acrylates or acrylamides of formula (2) below:
in which R 1 denotes a hydrogen atom or a linear or branched C 1 -C 6 alkyl radical; Y denotes O or NH; R 2 denotes a hydrocarbon-based radical comprising from 6 to 50 carbon atoms; x denotes a number ranging from 0 to 100.
10 . The composition according to claim 1 , wherein the at least one copolymer (c) comprises at least one monomer corresponding to the general formula (3) below:
in which R 1 denotes a hydrogen atom or a linear or branched C 1 -C 4 alkyl radical, R 1 preferably denotes a hydrogen atom, R 2 denotes a linear or branched C 1 -C 4 alkyl radical and R 3 denotes a linear or branched C 1 -C 4 alkyl radical.
11 . The composition according to claim 1 , wherein the total amount of the at least one copolymer (c) in the composition ranges from 0.001 to 20% by weight relative to the total weight of the composition.
12 . The composition according to claim 1 , wherein the at least one polyol (d) is selected from C 2 -12 polyols comprising at least 2 hydroxy groups and mixtures thereof.
13 . The composition according to claim 1 , wherein the total amount of the at least one polyol (d) in the composition ranges from 5 to 60% by weight relative to the total weight of the composition.
14 . The composition according to claim 1 , wherein the composition further comprises at least one silicone (e) different from the at least one silicon (a) and the at least one aminosilicone (b).
15 . The composition according to claim 14 , wherein the total amount of the at least one silicon (e) in the composition ranges from 0.1 to 45% by weight, relative to the total weight of the composition.
16 . The composition according to claim 1 , wherein the composition further comprises at least one alkane.
17 . The composition according to the preceding claim 16 , wherein the total amount of the at least one alkane in the composition ranges from 0.1 to 25% by weight relative to the total weight of the composition.
18 . A cosmetic process for treating keratin fibres comprising the step of applying the cosmetic composition according to claim 1 to the keratin fibres.
19 . The cosmetic process according to claim 18 , wherein the keratin fibres are hair.
20 . A dropper device suitable for applying the cosmetic composition according to claim 1 to the keratin fibres wherein said device comprises a jar, bottle or container containing said cosmetic composition, and a dropper or pipette, and wherein it delivers said cosmetic composition in a dropwise manner.