Patent ID: 8673959
Filing Date: 2014-03-18
Classification: C07D,C08G,H01L

Abstract:
1. A polymer comprising a repeat unit, the repeat unit comprising at least one optionally substituted indolocarbazole moiety and at least one divalent linkage, the at least one divalent linkage consisting of at least one thienylene unit of structure (I): wherein R 1 is independently selected from a hydrocarbon group, a heteroatom-containing group, and a halogen; and wherein m is 0, 1, or 2; and wherein the heteroatom-containing group is selected from the group consisting of fluoroalkyl, fluoroaryl, cyano, nitro, carbonyl, carboxylate, amino, an alkoxy group, a heterocyclic group, an alkoxyaryl, an arylalkoxy, and a halogenated hydrocarbon.