Patent ID: 9265705
Filing Date: 2016-02-23
CPC Classification: A61K,A61Q

Claim Text:
1. A cosmetic composition comprising: i) at least one direct dye chosen from dyes of formula (I), comprising at least one functional group chosen from disulfide, thiol, and protected-thiol functional groups:  the salts thereof with an organic or mineral acid, optical or geometric isomers thereof, tautomers thereof, and solvates thereof, A and A′, which may be identical or different, are chosen from polymethinyl radicals of formula (VI′) below: wherein: ii) at least one nonionic surfactant; iii) at least one amphoteric surfactant; iv) at least one alkaline agent; and v) at least one reducing agent chosen from thioglycolic acid, thiolactic acid, 3-mercaptopropionic acid, thiomalic acid, 2,3-dimercaptosuccinic acid, cysteine, N-glycyl-L-cysteine, L-cysteinylglycine and also esters and salts thereof, thioglycerol, cysteamine and C