Patent ID: 8236743
Filing Date: 2012-08-07
Classification: A61K,A61Q

Abstract:
1. A process for inhibiting dyed hair fibers from losing their color during shampooing comprising contacting the dyed hair fibers with a composition containing: (a) at least one polyamine compound which is chitosan; (b) at least one anionic silicone selected from the group consisting of silicone carboxylates silicone phosphates, silicone sulfates, silicone sulfosuccinates, and silicone sulfonates; and (c) at least one surfactant selected from the group consisting of anionic and nonionic surfactants, and which is present in an amount from 4.2 to 80% by weight, based on the total weight of the composition, and wherein (a) is present in the composition in an amount sufficient to inhibit the dyed hair fibers from losing their color during shampooing.