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    Electrophotographic photoreceptor
    1.
    发明授权
    Electrophotographic photoreceptor 有权
    电子照相感光体

    公开(公告)号：US6150065A

    公开(公告)日：2000-11-21

    申请号：US285712

    申请日：1999-04-05

    申请人： Tohru Kobayashi ,  Yoko Aoki ,  Mamoru Yamada ,  Yoshimasa Matsushima ,  Hiroshi Sugiyama ,  Toshimitsu Hagiwara ,  Hajime Suzuki

    发明人： Tohru Kobayashi ,  Yoko Aoki ,  Mamoru Yamada ,  Yoshimasa Matsushima ,  Hiroshi Sugiyama ,  Toshimitsu Hagiwara ,  Hajime Suzuki

    IPC分类号： G03G5/06 ,  G03G5/09

    CPC分类号： G03G5/0607 ,  G03G5/0672

    摘要： Disclosed is a charge transfer material which is highly soluble in a binder resin, does not precipitates crystals and produces no pinhole and also disclosed is an electrophotographic photoreceptor comprising the charge transfer material which comprises a butadiene compound represented by the formula (I): ##STR1## wherein R.sup.1 and R.sup.2, which may be the same or different, respectively represent a lower alkyl group having 1-4 carbon atoms or a phenyl group or benzyl group which may have a substituent and R.sup.3, R.sup.4 and R.sup.5, which may be the same or different, respectively represent a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group having 1-4 carbon atoms or a halogen atom; and a butadiene compound represented by the general formula (II): ##STR2## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 are the same as above, and the content of the butadiene compound of the formula (I) is at least 60% by weight based on the total amount by weight of the butadiene compounds of the formulae (I) and (II).

    摘要翻译： 公开了一种高度可溶于粘合剂树脂的电荷转移材料，不会析出晶体并且不产生针孔，并且还公开了包含电荷转移材料的电子照相感光体，其包含由式（I）表示的丁二烯化合物：其中R1 和可以相同或不同的R 2分别表示可以具有取代基的具有1-4个碳原子的低级烷基或可以具有取代基的苯基或苄基，R 3，R 4和R 5可以相同或不同， 分别表示氢原子，卤素原子，低级烷基，具有1-4个碳原子的低级烷氧基或卤素原子; 和由通式（II）表示的丁二烯化合物：其中R1，R2，R3，R4和R5与上述相同，式（I）的丁二烯化合物的含量为至少60重量％ 关于式（I）和（II）的丁二烯化合物的总重量。

    Phenothiazine or phenoxazine derivative, charge-transporting material comprising the same, and electrophotographic photoreceptor
    8.
    发明授权
    Phenothiazine or phenoxazine derivative, charge-transporting material comprising the same, and electrophotographic photoreceptor 失效
    吩噻嗪或吩恶嗪衍生物，包含它们的电荷输送材料和电子照相感光体

    公开(公告)号：US5942615A

    公开(公告)日：1999-08-24

    申请号：US909937

    申请日：1997-08-12

    申请人： Tohru Kobayashi ,  Yoshimasa Matsushima ,  Hiroshi Sugiyama ,  Toshimitsu Hagiwara

    发明人： Tohru Kobayashi ,  Yoshimasa Matsushima ,  Hiroshi Sugiyama ,  Toshimitsu Hagiwara

    IPC分类号： C07D265/38 ,  C07D279/22 ,  G03G5/06 ,  C07D279/24

    CPC分类号： C07D279/22 ,  C07D265/38 ,  G03G5/0631

    摘要： A phenothiazine or phenoxazine derivative represented by the following general formula (1), a charge-transporting material comprising the derivative, and an electrophotographic photoreceptor containing the charge-transporting material are disclosed. The charge-transporting material has good solubility in binder polymers, satisfactory sensitivity, and a low residual potential In general formula (1) Ar.sup.1 and Ar.sup.2 may be the same or different and each represents an optionally substituted aryl group; R.sup.1 and R.sup.2 may be the same or different and each represents a hydrogen atom, a lower alkyl group, or an optionally substituted aryl group; R.sup.3 represents a lower alkyl group, an alicyclic hydrocarbon group having 5 to 7 carbon atoms, an optionally substituted aryl group, or an optionally substituted aralkyl group; X represents a sulfur atom or an oxygen atom; and n and m each represents an integer of 0 or 1.

    摘要翻译： 公开了由以下通式（1）表示的吩噻嗪或吩恶嗪衍生物，包含该衍生物的电荷输送材料和含有电荷输送材料的电子照相感光体。 电荷输送材料在粘合剂聚合物中具有良好的溶解性，令人满意的灵敏度和低的残余电位。通式（1）Ar 1和Ar 2可以相同或不同，表示任选取代的芳基; R 1和R 2可以相同或不同，各自表示氢原子，低级烷基或任意取代的芳基; R3表示低级烷基，碳原子数5〜7的脂环族烃基，可以具有取代基的芳基或任意取代的芳烷基; X表示硫原子或氧原子; n和m各自表示0或1的整数。

    Carbazole derivative charge transporting material using the same and electrophotographic photoreceptor
    10.
    发明授权
    Carbazole derivative charge transporting material using the same and electrophotographic photoreceptor 失效
    咔唑衍生物电荷输送物质及电子照相感光体

    公开(公告)号：US5736284A

    公开(公告)日：1998-04-07

    申请号：US839594

    申请日：1997-04-15

    申请人： Tohru Kobayashi ,  Yoshimasa Matsushima ,  Hiroshi Sugiyama ,  Toshimitsu Hagiwara

    发明人： Tohru Kobayashi ,  Yoshimasa Matsushima ,  Hiroshi Sugiyama ,  Toshimitsu Hagiwara

    IPC分类号： C07D209/86 ,  G03G5/06 ,  C07D209/82

    CPC分类号： C07D209/86 ,  G03G5/0674

    摘要： A charge transporting material high in solubility in a binder polymer and having high carrier mobility is disclosed, which contains a carbazole derivative represented by the following general formula (1): ##STR1## wherein Ar.sup.1 and Ar.sup.2, which may be the same or different, each represents an aryl group which may have a substituent group; R.sup.1 and R.sup.2, which may be the same or different, each represents a lower alkyl group or an aryl group which may have a substituent group; R.sup.3 represents a lower alkyl group, an alicyclic alkyl group having 5 to 7 carbon atoms, an aryl group which may have a substituent group, or an aralkyl group which may have a substituent group; and m and n each represents an integer of 0 or 1. An electrophotographic photoreceptor containing the charge transporting material is also disclosed.

    摘要翻译： 公开了含有由下列通式（1）表示的咔唑衍生物的在粘合剂聚合物中溶解度高且载流子迁移率高的电荷输送材料：其中Ar 1和Ar 2可以相同 各自表示可以具有取代基的芳基; R 1和R 2可以相同或不同，表示可以具有取代基的低级烷基或芳基; R3表示低级烷基，具有5〜7个碳原子的脂环族烷基，可具有取代基的芳基或可具有取代基的芳烷基; m和n各自表示0或1的整数。还公开了含有电荷输送材料的电子照相感光体。