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    Electrophotographic photosensitive member, and electrophotographic apparatus, device unit and facsimile machine employing the photosensitive member
    2.
    发明授权
    Electrophotographic photosensitive member, and electrophotographic apparatus, device unit and facsimile machine employing the photosensitive member 失效
    电子照相感光构件，以及使用感光构件的电子照相设备，设备单元和传真机

    公开(公告)号：US5288575A

    公开(公告)日：1994-02-22

    申请号：US976500

    申请日：1992-11-13

    申请人： Yoshio Kashizaki ,  Koichi Suzuki ,  Shintetsu Go ,  Satomi Sugiyama

    发明人： Yoshio Kashizaki ,  Koichi Suzuki ,  Shintetsu Go ,  Satomi Sugiyama

    IPC分类号： G03G5/05 ,  G03G5/04

    CPC分类号： G03G5/0542 ,  G03G5/055

    摘要： An electrophotographic photosensitive member has an electroconductive substrate and a photosensitive layer formed thereon. The photosensitive layer contains an acetal resin having a component unit represented by the following formula (1): ##STR1## wherein X is ##STR2## R.sub.1 is a substituted or unsubstituted aryl group and a substituted or unsubstituted heterocyclic group; R.sub.2 is a hydrogen atom and a substituted or unsubstituted alkyl group; R.sub.3 is a substituted or unsubstituted alkyl group; A is a substituted or unsubstituted heterocyclic group and ##STR3## R.sub.4 is a substituted or unsubstituted heterocyclic group; R.sub.5 is a hydrogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group and a substituted or unsubstituted heterocyclic group; and n and m are each 0, 1, 2 and 3.

    摘要翻译： 电子照相感光构件具有形成在其上的导电基底和感光层。 感光层含有具有由下式（1）表示的成分单元的缩醛树脂：（*化学结构*）（1）其中X是（*化学结构*）R 1是取代或未取代的芳基，取代或未取代的 未取代的杂环基; R2是氢原子和取代或未取代的烷基; R3是取代或未取代的烷基; A是取代或未取代的杂环基，（*化学结构*）R4是取代或未取代的杂环基; R5是氢原子，取代或未取代的烷基，取代或未取代的芳基和取代或未取代的杂环基; n和m各自为0,1,2和3。

    Electrophotographic photosensitive member and electrophotographic apparatus using the same
    4.
    发明授权
    Electrophotographic photosensitive member and electrophotographic apparatus using the same 失效
    电子照相感光构件和使用其的电子照相设备

    公开(公告)号：US5488461A

    公开(公告)日：1996-01-30

    申请号：US400007

    申请日：1995-03-06

    申请人： Shintetsu Go ,  Yoshio Kashizaki ,  Koichi Suzuki ,  Kazuma Sato ,  Akira Shimada

    发明人： Shintetsu Go ,  Yoshio Kashizaki ,  Koichi Suzuki ,  Kazuma Sato ,  Akira Shimada

    IPC分类号： G03G5/14 ,  G03G5/00 ,  G03G7/00

    CPC分类号： G03G5/144

    摘要： An electrophotographic photosensitive member, having a support, and an intermediate layer and a photosensitive layer disposed on the support in this order; the intermediate layer having a coated powder comprising a coating layer and barium sulfate fine particles coated with the coating layer; and the coating layer comprising tin oxide. The above intermediate layer is usable for constituting an electrophotographic apparatus providing stable potential properties and good image quality under overall environmental conditions including low-temperature and low-humidity condition to high-temperature and high-humidity condition.

    摘要翻译： 具有支撑体的电子照相感光构件，以及依次设置在支撑体上的中间层和感光层; 所述中间层具有包覆涂层的涂层粉末和涂覆有所述涂层的硫酸钡微粒; 并且所述涂层包含氧化锡。 上述中间层可用于构成在包括低温和低湿度条件到高温和高湿度条件的总体环境条件下提供稳定的电位特性和良好的图像质量的电子照相设备。

    Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus having the electrophotographic photosensitive member
    10.
    发明授权
    Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus having the electrophotographic photosensitive member 失效
    具有电子照相感光构件的电子照相感光构件，处理盒和电子照相设备

    公开(公告)号：US5622799A

    公开(公告)日：1997-04-22

    申请号：US345702

    申请日：1994-11-21

    申请人： Koichi Suzuki ,  Hideyuki Takai ,  Satomi Sugiyama ,  Mitsuhiro Kunieda

    发明人： Koichi Suzuki ,  Hideyuki Takai ,  Satomi Sugiyama ,  Mitsuhiro Kunieda

    IPC分类号： G03G5/06 ,  G03G5/047

    CPC分类号： G03G5/0683

    摘要： An electrophotographic photosensitive member, a process cartridge having the electrophotographic photosensitive member and an electrophotographic apparatus are provided. The electrophotographic photosensitive member has a conductive substrate and a photosensitive layer thereon, wherein the photosensitive layer contains a disazo pigment represented by the following formula (1): ##STR1## wherein R.sub.1 to R.sub.8 are the same or different and are each a hydrogen atom, a halogen atom, an alkyl group or an alkoxy group, n is a positive integer, A.sub.1 and A.sub.2 are the same or different and are each a coupler residual group having a phenolic hydroxyl group, and at least one of A.sub.1 and A.sub.2 is a coupler residual group represented by the following formula (2): ##STR2## wherein X.sub.1 is a residual group forming a polycyclic aromatic ring or a heterocyclic ring by condensing with a benzene ring, R.sub.9 and R.sub.10 are the same or different and are each a hydrogen atom, an alkyl group, an aryl group, an aralkyl group, a heterocyclic group or a residual group forming a cyclic amino group by bonding together, and Z.sub.1 is an oxygen atom or a sulfur atom.

    摘要翻译： 提供电子照相感光构件，具有电子照相感光构件的处理盒和电子照相设备。 电子照相感光构件具有导电性基材及感光层，感光层含有下述式（1）表示的双偶氮颜料：其中，R 1〜R 8相同或不同，为 氢原子，卤素原子，烷基或烷氧基，n为正整数，A1和A2相同或不同，分别为具有酚羟基的成色剂残基，A1和A2中的至少一个 （2）表示的成色剂残基：其中X1是通过与苯环缩合形成多环芳环或杂环的残基，R9和R10相同或不同 各自为氢原子，烷基，芳基，芳烷基，杂环基或通过键合而形成环状氨基的残基，Z1为氧原子或硫原子。