ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC DEVICE

摘要

PROBLEM TO BE SOLVED: To obtain an electrophotographic photoreceptor having excellent mechanical strength, electric strength and characteristics for repeated use. SOLUTION: In the electrophotographic photoreceptor having a photosensitive layer on a supporting body, the surface layer of the electrophotographic photoreceptor contains a polyester resin having a structural unit expressed by the formula. In the formula, A1 is a substd. or unsubstd. divalent aliphatic hydrocarbon group.