Patent ID: 6878170
Filing Date: 2005-04-12
Classification: A61K,A61Q

Abstract:
1. A composition for coloring hair comprising: (a) a cosmetic carrier; (b) from 0.05 weight percent to 5 weight percent, based on the total weight of the composition, of at least one substantive dye; and (c) from 0.05 weight percent to 5 weigh , based on the total weight of the composition, of at least one indoline compound corresponding to formula I or a salt thereof wherein R 1 , R 2 , R 3 , R 4 and R 5 independently of one another represent hydrogen or a C 1-4 alkyl group, or R 4 and R 5 together with the oxygen atoms to which they are attached represent a C 1-4 alkylenedioxy group.