Patent ID: 6753307
Filing Date: 2004-06-22
Classification: C11D

Abstract:
A detergent composition comprising:a) from 5% to about 70% of a C10-C20 sulfated or sulfonated anionic surfactant, b) from 0.01% to 10%, of a dye maintenance polymer or oligomer which is a member selected from the group consisting of imidazole-epichlorohydrin adducts, imidazole-piperazine-epichlorohydrin adducts, piperazine-epichlorohydrin adducts, and oxidized imidazole-epichlorohydrin adducts, said polymer or oligomer having at least three net positive charges per molecule and having a Dye Maintenance Parameter, as determined by the Dye Maintenance Parameter Test, of greater than 0.23.