Patent ID: 8440324
Filing Date: 2013-05-14
Classification: C08G,H01L

Abstract:
1. A copolymer having repeating units derived from at least one first monomer selected from the group consisting of A4 and at least one second monomer selected from the group consisting of A1 to A3, B5, and C5, R′=D, alkyl, fluoroalkyl, heteroalkyl, aryl, heteroaryl, alkoxy, fluoroalkoxy, N(R′″) R″=reactive group R′″=alkyl, fluoroalkyl, aryl Ar, Ar′=independently phenylene, naphthylene, or biphenylene E=(CR X=leaving group Y=alkyl, heteroalkyl, R a=0 to 4 b=0 to 20 m=0 to 5 n=1 to 20 q=0 to 7; and further wherein the first monomer is different from the second monomer and at least one monomer contains at least one reactive group.