Patent ID: 6497867
Filing Date: 2002-12-24
Classification: A61K,A61Q,C08F

Abstract:
A copolymer comprisinga) 82 to 99.9 mol % of at least one monoethylenically unsaturated carboxylic acid selected from the group consisting of acrylic acid, methacrylic acid and maleic acid; b) 0.1 to 18 mol % of at least one monomer selected from the group consisting of b1) Nâ€”C8-C30-alkyl-substituted amides of monoethylenically unsaturated carboxylic acids selected from the group consisting of acrylic acid, methacrylic acid and maleic acid, b2) N,Nâ€”C8-C30-dialkyl-substituted amides of monoethylenically unsaturated carboxylic acids selected from the group consisting of acrylic acid, methacrylic acid and maleic acid, b3) C8-C30-alkyl-esters of acrylic acid or methacrylic acid; c) 0 to 17.9 mol % of at least one monomer selected from the group consisting of c1) vinyl esters of aliphatic C8-C30-carboxylic acids, c2) C8-C30-alkylvinyl ethers, the mol % data for the individual components adding up to 100%.