Patent ID: 6166093
Filing Date: 2000-12-26
Classification: A61K,A61Q,C08G

Abstract:
A method for cosmetically treating keratinous material, comprising the steps of applying to said keratinous material a cosmetically effective amount of a composition comprising at least one polyurethane and/or polyurea block polycondensation product, wherein said product comprises a chain containing the repetition of at least one polyurethane and/or polyurea block -{-M-}- having the following formula (I): ##STR28## wherein X.sub.1 independently represents --O--or --NH--;D represents a segment of formula: ##STR29## in which Z is a trivalent hydrocarbon radical which may comprise one or more heteroatoms; andQ is a polysiloxane segment; andR is a divalent radical chosen from aliphatic, cycloaliphatic, and aromatic radicals, wherein said block -{-M-}- includes a polysiloxane graft, and wherein said product is present in a cosmetically or dermatologically acceptable medium.