Patent ID: 7718337
Filing Date: 2010-05-18
Classification: C08G,G03G

Abstract:
1. An electrophotographic photoreceptor comprising an electroconductive substrate and a photosensitive layer formed thereon, wherein the photosensitive layer contains a polyester resin consisting of a repeating ester structure consisting of at least one bivalent phenol residue having formula (1) and at least one of an aromatic dicarboxylic acid residue having formula (2): wherein, each of R wherein (i) R wherein the polyester resin is a copolymer, and an amount of the repeating ester structure consisting of the bivalent phenol residue having the above formula (1) and the aromatic dicarboxylic acid residue having the above formula (2) is at least 10 wt % of the entire polyester resin of the copolymer.