Patent ID: 6962767
Filing Date: 2005-11-08
Classification: C08G,Y10S

Abstract:
1. A polymer having a weight average molecular weight of 1,000-500,000, comprising recurring units of the formulae (4-1) and (5-1): wherein: R is hydrogen or a straight, branched or cyclic alkyl group of 1-6 carbon atoms, W is a single bond or —(CH R R R R R Z is a single bond or a straight, branched or cyclic (h+2)-valent hydrocarbon group of 1-5 carbon atoms, wherein at least one methylene may be substituted with oxygen to form a chain-like or cyclic ether or two hydrogen atoms on a common carbon may be substituted with oxygen to form a ketone, and h is 0, 1 or 2, m is an integer from 1-8, k is 0 or 1, and n is 2 or 3.