Patent ID: 9163114
Filing Date: 2015-10-20
Classification: C07D,C08G

Abstract:
1. A polymer comprising at least one repeat unit represented by the following structural formula: wherein: Ar is an aryl or a heteroaryl, optionally substituted with one or more substituents selected from halogen, hydroxyl, C1-C12 alkyl, C2-C12 alkene, C2-C12 alkyne, C3-C12 cycloalkyl, C1-C12 haloalkyl, C1-C12 alkoxy, C6-C18 (hetero)aryloxy, C6-C18 (hetero)arylamino or a C6-C18 (hetero)aryl group; k and n are each independently zero or an integer between 1 and 6, provided that k+n≦14; L is selected from —X—, —N(R 2 )-, —C(X)X—, —XC(X)—, —C(X)NR 2 -, —NR 2 C(X)—, —N(R 2 )-S(O)m-, —S(O)m-N(R 2 )-; each X is independently an O or an S; m is 1 or 2; and R, R