Patent ID: 11938207
Assignee: KAO CORPORATION
Field: Pharmaceuticals (Chemistry)
Classification: CPC A  C | IPC A

Claim 16:
17. The cosmetic composition for skin according to claim 5, wherein the betaine polymer CIII is at least one selected from the group consisting of polymethacryloylethyl dimethylbetaine, an N-methacryloyloxyethyl-N,N-dimethylammonium-a-N-methylcarboxybetaine/methacrylic acid alkyl ester copolymer, a methacryloylethyldimethylbetaine/methacryloylethyltrimethylammonium chloride/2-hydroxyethyl methacrylate copolymer, and a methacryloylethyldimethylbetaine/methacryloyethyltrimethylammonium chloride/methacrylic acid/methoxypolyethylene glycol copolymer.