ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor that suppresses the occurrence of burn-in ghost occurring when the same images are continuously output.SOLUTION: There is provided an electrophotographic photoreceptor comprising: a conductive substrate; a charge generating layer that is arranged on the conductive substrate and contains a charge generating material and a hindered phenolic antioxidant; and a charge transport layer that is arranged on the charge generating layer and contains a charge transport material represented by a specific formula (CT1) (butadiene charge transport material) and a charge transport material represented by a specific formula (CT2) (benzidine charge transport material).SELECTED DRAWING: Figure 1 【課題】同一画像を連続して出力したときに生じる焼付きゴーストの発生が抑制される電子写真感光体を提供する。【解決手段】導電性基体と、前記導電性基体上に配置され、電荷発生材料及びヒンダードフェノール系酸化防止剤を含む電荷発生層と、前記電荷発生層上に配置され、特定の式（ＣＴ１）で示される電荷輸送材料（「ブタジエン系電荷輸送材料）及び特定の式（ＣＴ２）で示される電荷輸送材料（「ベンジジン系電荷輸送材料）を含む電荷輸送層と、を有する電子写真感光体【選択図】図１