利索-全球专利检索

  1. 登录
  2. 注册

搜索结果

27 条记录 (耗时 0.025 秒)

    Carbazole derivative charge transporting material using the same and electrophotographic photoreceptor
    21.
    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。

    Electrophotographic photoreceptor comprising a benzodithiafulvene derivative charge transport material
    23.
    发明授权
    Electrophotographic photoreceptor comprising a benzodithiafulvene derivative charge transport material 失效
    包含苯并二恶烯衍生物电荷转运材料的电子照相感光体

    公开(公告)号：US5229238A

    公开(公告)日：1993-07-20

    申请号：US691883

    申请日：1991-04-26

    申请人： Tohru Kobayashi ,  Yoshimasa Matsushima ,  Toshimitsu Hagiwara

    发明人： Tohru Kobayashi ,  Yoshimasa Matsushima ,  Toshimitsu Hagiwara

    IPC分类号： C07D339/06 ,  C07D409/06 ,  C07F9/6553 ,  G03G5/06

    CPC分类号： C07D409/06 ,  C07D339/06 ,  C07F9/655354 ,  G03G5/0631 ,  G03G5/067

    摘要： An electrophotographic photoreceptor is disclosed, comprising an electroconductive support having a light-sensitive layer containing a charge generating substance and a charge transporting substance, wherein said charge transporting substance is a 1,4-benzodithiafulvene derivative represented by formula (I): ##STR1## wherein R.sup.1 represents a lower alkyl group, a benzyl group, a naphthyl group, or a phenyl group which may contain a substituent; R.sup.2 represents a phenyl group which may contain a substituent or an N-alkyl-substituted carbazole group; R.sup.3 represents a hydrogen atom or a phenyl group which may contain a substituent; R.sup.4 represents a hydrogen atom, a lower alkyl group, a hydroxyl group, or an alkoxy group or an aryloxy group represented by OR.sup.5 ; R.sup.5 represents a lower alkyl group, a benzyl group, or a phenyl group which may contain a substituent; and n represents an integer of 0 or 1.

    摘要翻译： 公开了一种电子照相感光体，其包括具有含有电荷产生物质和电荷输送物质的感光层的导电载体，其中所述电荷输送物质是由式（I）表示的1,4-苯并二氧杂环戊烯衍生物： （I）其中R1表示低级烷基，苄基，萘基或可含有取代基的苯基; R2表示可以含有取代基的苯基或N-烷基取代的咔唑基; R3表示氢原子或可含有取代基的苯基; R4表示由OR5表示的氢原子，低级烷基，羟基或烷氧基或芳氧基; R5表示低级烷基，苄基或可含有取代基的苯基; n表示0或1的整数。

    Electrophotographic photoreceptor
    25.
    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。