Patent ID: 6774197
Filing Date: 2004-08-10
Classification: A61F,A61L,C08F

Abstract:
A macromonomer comprising a random or block copolymer of formula: where:m=an integer&gE;1, n=an integer&gE;1, r=an integer&gE;1, A is a non-reacted moiety resulting from the addition polymerization of ethylenically unsaturated monomers, B is a moiety resulting from the additional polymerization of ethylenically unsaturated groups that possess hydroxyl or amino groups bound to the ethylenically unsaturated groups via a carbonyl group, and has the following structure: C has the following structure: where:R1 is H, Me, X is O, NH, Z is optional and is O, NH, NR, S, CO2 where R is C1-C8 alkyl, and W is optional and is linear, branched cyclic hydrocarbyl chains, polyether chains or heterochains, linear or cyclic.