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    • 11. 发明公开
    • Photosensitive member for electrophotography
    • 电子照相用感光元件
    • EP0376311A3
    • 1990-09-05
    • EP89124079.8
    • 1989-12-28
    • CANON KABUSHIKI KAISHA
    • Kikuchi, ToshihiroKanemaru, TetsuroSenoo, AkihiroYashiro, Ryoji
    • G03G5/06
    • G03G5/0637G03G5/0614G03G5/0629
    • A. photosensitive member for electrophotography, including an electroconductive substrate and a photosensitive layer disposed thereon, wherein the photosensitive layer comprises a triarylamine compound represented by the following general formula (I) or (II):
      wherein Ar 1 and Ar 2 respectively denote a biphenyl group capable of having a substituent; Ar 3 denotes a phenyl group capable of having a substituent or an aromatic heterocyclic group capable of having a substituent; Ar4 and Ars respectively denote a benzene ring or aromatic fused-ring hydrocarbon group capable of having a substituent; R 1 and R 2 respectively denote a hydrogen atom, alkyl, alkoxyl or halogen atom; and at least one of Ar4 and Ar 5 is an aromatic fused-ring hydrocarbon group.
    • A.一种电子照相用感光体,其包括导电基体和设置在其上的感光层,其中感光层包含由下列通式(I)或(II)表示的三芳基胺化合物:其中Ar 1和Ar 2分别表示能够与 具有取代基; Ar 3表示能够具有取代基的苯基或能够具有取代基的芳香族杂环基, Ar4和Ars分别表示能够具有取代基的苯环或芳族稠环烃基; R1和R2分别表示氢原子,烷基,烷氧基或卤素原子; 并且Ar 4和Ar 5中的至少一个是芳族稠环烃基。
    • 13. 发明公开
    • Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
    • 元素,电子照相机和电子照相机
    • EP1001316A1
    • 2000-05-17
    • EP99122572.3
    • 1999-11-12
    • CANON KABUSHIKI KAISHA
    • Kikuchi, ToshihiroMuruyama, AkioUematsu, Hiroki
    • G03G5/07
    • G03G5/0614G03G5/0666G03G5/0668G03G5/071G03G5/076
    • An electrophotographic photosensitive member is provided by forming a photosensitive layer on an electroconductive support. The photosensitive layer is provided with particularly excellent durability while retaining good electrophotographic performances when formed as a layer comprising a polymerizate of a hole-transporting compound having at least two chain polymerization function groups in its molecule represented by formula (1) below:
      wherein A denotes a hole-transporting group, P 1 and P 2 independently denote a chain polymerization function group and Z denotes a bonding organic group; a , b and d are independently an integer of at least 0 satisfying a + b x d ≧ 2 provided that if a ≧ 2, plural groups P 1 can be identical or different; if b ≧ 2, plural groups Z can be identical or different; and if b x d ≧ 2 , plural groups P 2 can be identical or different.
    • 通过在导电载体上形成感光层来提供电子照相感光构件。 当形成为包含在其分子中具有至少两个链聚合官能团的空穴传输化合物的聚合物的层时,感光层具有特别优异的耐久性,同时保持良好的电子照相性能:由下式(1)表示的分子: 其中A表示空穴传输基团,P 1和P 2独立地表示链聚合官能团,Z表示键合有机基团; a,b和d独立地为至少为0的整数,满足a + b×d> / = 2,条件是如果α= 2,则多个基团P 1可以相同或不同; 如果b> / = 2,多个组Z可以相同或不同; 并且如果b x d> / = 2,则多个基团P 2可以相同或不同。