An electrophotographic device equipped with a negatively-charged laminated electrophotographic photoreceptor that can be charged by a scorotron charging method, and includes a conductive substrate, and a charge generation layer and a charge transport layer sequentially provided on the conductive substrate, wherein the charge generation layer contains a charge generation material and a resin binder that is a poly(vinyl butyral) resin binder, and the charge transport layer contains a charge transport material that is either or both of stilbene compounds represented by Formula (1) and Formula (2), a binder resin, and an oxidation inhibitor that is tribenzylamine represented by Formula 3, wherein the conductive substrate is cylindrical, the electrophotographic photoreceptor has a difference between a maximum value and a minimum value of a surface potential in a circumferential direction, after exposure to ozone at an exposure dose of 100 ppm·h, that is 12 V or less.
一种配备有负电荷层叠式电子照相感光器的电子照相装置,该感光器可通过焦电充电法充电,包括导电基板,以及依次设置在导电基板上的电荷发生层和电荷传输层,其中电荷发生层包含电荷发生材料和
树脂粘结剂,
树脂粘结剂为聚
乙烯醇缩
丁醛树脂粘结剂、其中,电荷传输层包含电荷传输材料(由式(1)和式(2)表示的
二苯乙烯化合物中的一种或两种)、粘结剂
树脂和氧化
抑制剂(由式(3)表示的
三苄胺),其中,导电基板为圆柱形,电致发光感光体在以 100 ppm-h 的暴露剂量暴露于
臭氧后,其表面电位在圆周方向上的最大值和最小值之差为 12 V 或更小。