| abstract |
The invention relates to copolymers which contain ethyl methacrylate, at least one .alpha.,.beta.-ethylenically unsaturated compound containing amide groups, and at least one monoethylenically unsaturated carboxylic acid polymerised therein. The invention also relates to cosmetic and pharmaceutical agents containing at least one copolymer of said type, and to the use of said copolymers. |