Patent ID: 6420504
Filing Date: 2002-07-16
Classification: C08F,C08G,C08L

Abstract:
A branched siloxane-silalkylene copolymer represented by the general formula: wherein Y is a radical-polymerizable organic group, R1 is 1-10 carbon alkyl or aryl, and X1 is a silylalkyl group represented by the following formula when i=1: wherein R1 is the same as above, R2 is 2-10 carbon alkylene, R3 is 1-10 carbon alkyl, and Xi+1 is selected from the group consisting of a hydrogen atom, 1-10 carbon alkyl, aryl and the X1 silylalkyl group above, i, which indicates a generation number of the X1 silylalkyl group above, is an integer from 1 to 10, and ai is an integer from 0 to 3.