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    • 71. 发明申请
    • PROCESS FOR PRODUCING ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER
    • 生产电子摄影成像的方法
    • US20130316283A1
    • 2013-11-28
    • US13983994
    • 2012-03-01
    • Atsushi FujiiHideaki MatsuokaHaruyuki TsujiNobuhiro NakamuraKazuhisa Shida
    • Atsushi FujiiHideaki MatsuokaHaruyuki TsujiNobuhiro NakamuraKazuhisa Shida
    • G03G7/00
    • G03G7/0053G03G5/0507G03G5/0525G03G5/10G03G5/104G03G5/142G03G5/144
    • To provide a process for producing an electrophotographic photosensitive member that can not easily cause any fog due to an increase in dark attenuation, a conductive layer is formed with use of a coating liquid for conductive layer prepared with use of a solvent, a binder material and metal oxide particles. The metal oxide particles (P) and binder material (B) in the coating liquid for conductive layer are in a mass ratio (P/B) of from 1.5/1.0 to 3.5/1.0. The metal oxide particle is a titanium oxide particle coated with tin oxide doped with phosphorus or tungsten. Where powder resistivity of the metal oxide particle is represented by x (Ω·cm) and powder resistivity of the titanium oxide particle as a core particle constituting the metal oxide particle is represented by y (Ω·cm), the y and the x satisfy the following relations (i) and (ii): 5.0×107≦y≦5.0×109  (i) 1.0×102≦y/x≦1.0×106  (ii).
    • 为了提供一种用于制造由于暗衰减增加而不容易引起灰雾的电子照相感光构件的制造方法,使用通过使用溶剂,粘合剂材料和粘合剂材料制备的导电层用涂布液形成导电层, 金属氧化物颗粒。 用于导电层的涂布液中的金属氧化物颗粒(P)和粘合剂材料(B)的质量比(P / B)为1.5 / 1.0至3.5 / 1.0。 金属氧化物颗粒是涂覆有掺杂有磷或钨的氧化锡的氧化钛颗粒。 其中金属氧化物颗粒的粉末电阻率由x(Ω·cm)表示,作为构成金属氧化物颗粒的核心颗粒的氧化钛颗粒的粉末电阻率由y(Ω·cm)表示,y和x满足 以下关系式(i)和(ii):5.0×107 @ y @ 5.0×109(i)1.0×102 @ y / x @ 1.0×106(ii)。