Electrophotographic photosensitive member and electrophotographic apparatus and process cartridge comprising the photosensitive member

摘要

The present invention provides an electrophotographic photosensitive member (1) containing an azo-calix ÄnÜ arene compound produced by coupling a calix ÄnÜ arene compound and an azonium compound having at least two azo groups. The present invention also provides an electrophotographic apparatus and a process cartridge each produced with the electrophotographic photosensitive member.