Patent ID: 11931449
Assignee: L'OREAL
Field: Pharmaceuticals (Chemistry)
Classification: CPC A | IPC A

Claim 1:
2. The process of claim 1, wherein the at least one silicone comprising at least one carboxylic acid anhydride group chosen from organosiloxanes of formula (I):, wherein:
R1 is independently chosen from an alkyl group containing from 1 to 20 carbon atoms, optionally substituted with at least one group chosen from a hydroxyl group (OH) or a thiol group (SH); a cycloalkyl group containing from 3 to 20 carbon atoms; an alkoxy group containing from 1 to 2 carbon atoms; an aryl group containing from 6 to 12 carbon atoms, optionally substituted with at least one group chosen from a hydroxyl group (OH) or a thiol group (SH) or a group of formula (II):, wherein R3 represents an alkyl group containing from 1 to 4 carbon atoms;
p denotes an integer ranging from 0 to 4;
R2 is independently chosen from an alkyl group containing from 1 to 20 carbon atoms, optionally substituted with at least one group chosen from a hydroxyl group (OH) or a thiol group (SH); a cycloalkyl group containing from 3 to 20 carbon atoms; an alkoxy group containing from 1 to 2 carbon atoms; an aryl group containing from 6 to 12 carbon atoms, optionally substituted with at least one group chosen from a hydroxyl group (OH) or a thiol group (SH);
m denotes an integer ranging from 1 to 10; and
n denotes an integer ranging from 1 to 50;
wherein at least one of the radicals R1 represents a group of formula (II).