利索-全球专利检索

  1. 登录
  2. 注册

搜索结果

359 条记录 (耗时 0.025 秒)

    Electrophotographic photoreceptor containing a bisstilbene compound
    1.
    发明授权
    Electrophotographic photoreceptor containing a bisstilbene compound 失效
    含有双茋化合物的电子照相感光体

    公开(公告)号：US4724192A

    公开(公告)日：1988-02-09

    申请号：US892010

    申请日：1986-08-01

    申请人： Naonori Makino ,  Seiji Horie ,  Syu Watarai ,  Hideo Sato

    发明人： Naonori Makino ,  Seiji Horie ,  Syu Watarai ,  Hideo Sato

    IPC分类号： G03G5/06 ,  G03G15/02

    CPC分类号： G03G5/0672 ,  G03G5/0674

    摘要： An electrophotographic photoreceptor is disclosed, comprising a conductive support having provided thereon a light-sensitive layer containing at least one of a specific type of bisstilbene compound as a photoconductive substance or a charge transporting material. The photoreceptor has high sensitivity, a small residual potential, and stability to ozone, light, or heat.

    摘要翻译： 公开了一种电子照相感光体，其包括导电性支持体，其上设置有含有特定类型的二苯乙烯化合物作为感光性物质或电荷输送材料中的至少一种的感光层。 感光体具有高灵敏度，小的残留电位和对臭氧，光或热的稳定性。

    Photoconductive composition and electro-photographic light-sensitive material containing a trisazo compound
    4.
    发明授权
    Photoconductive composition and electro-photographic light-sensitive material containing a trisazo compound 失效

    公开(公告)号：US4619881A

    公开(公告)日：1986-10-28

    申请号：US703968

    申请日：1985-02-21

    申请人： Naonori Makino ,  Seiji Horie ,  Hideo Sato

    发明人： Naonori Makino ,  Seiji Horie ,  Hideo Sato

    IPC分类号： C09B35/378 ,  G03G5/043 ,  G03G5/06

    CPC分类号： C09B35/378 ,  G03G5/0688

    摘要： A photoconductive composition is disclosed, containing at least one trisazo compound represented by the following general formula (1): ##STR1## wherein Z represents ##STR2## R.sup.6 represents a hydrogen atom, a lower alkyl group, an aryl group, an aryloxy group, an alkoxycarbonyl group, an aryloxycarbonyl group, an acyl group, or a substituted group of them; As', which may be the same or different, each represents ##STR3## B.sup.1, B.sup.2 and B.sup.3 each represents a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group or a substituted lower alkyl group or lower alkoxy group, and B.sup.1, B.sup.2 and B.sup.3 may be identical or different; X represents an atomic group necessary to form an aromatic ring or heterocyclic ring, which may be substituted or unsubstituted, by condensing with the benzene ring to which the hydroxyl group and Y are bonded; Y represents ##STR4## R.sup.1 represents an alkyl group, a phenyl group or a substituted alkyl or phenyl group; R.sup.2 represents a hydrogen atom, a lower alkyl group, a carbamoyl group, a carboxyl group, an alkoxycarbonyl group, an aryloxycarbonyl group or a substituted or unsubstituted amino group; R.sup.3 represents an alkyl group, an aromatic group or a heteroaromatic group or a substituted alkyl group, aromatic group or heteroaromatic group; and R.sup.4 and R.sup.5, which may be the same or different, each represents a hydrogen atom, an alkyl group, an aromatic group, a heteroaromatic group or a substituted alkyl group, aromatic group or heteroaromatic group, provided that R.sup.4 and R.sup.5 are not both hydrogen atoms, and R.sup.5 is not a hydrogen atom when Y is ##STR5## . An electrophotographic light-sensitive material is also disclosed, comprising an electrically conductive base and a layer containing an electric charge carrier transport compound and the trisazo compound as an electric charge carrier generating compound.

    Photoconductive compositions comprising a disazo compound
    5.
    发明授权
    Photoconductive compositions comprising a disazo compound 失效
    包含双偶氮化合物的光导组合物

    公开(公告)号：US4598033A

    公开(公告)日：1986-07-01

    申请号：US660572

    申请日：1984-10-12

    申请人： Kouichi Kawamura ,  Seiji Horie ,  Naonori Makino ,  Hideo Sato

    发明人： Kouichi Kawamura ,  Seiji Horie ,  Naonori Makino ,  Hideo Sato

    IPC分类号： C09B35/021 ,  G03G5/043 ,  G03G5/06 ,  H01L51/42

    CPC分类号： G03G5/0685 ,  C09B35/021 ,  G03G5/0681

    摘要： A photoconductive composition comprising at least one disazo compound represented by the following general formula (I): ##STR1## wherein X, L.sub.1, L.sub.2, L.sub.3, L.sub.4, L.sub.5, L.sub.6, A, m and n are as defined in the description and an electrophotographic light-sensitive material containing the disazo compound are disclosed.The disazo compound is effective for improving both sensitivity and durability of the light-sensitive material.

    摘要翻译： 包含由以下通式（I）表示的至少一种二重氮化合物的光导组合物：其中X，L1，L2，L3，L4，L5，L6，A，m和n分别为 本发明公开了含有双偶氮化合物的电子照相感光材料。 双偶氮化合物对于提高感光材料的敏感性和耐久性是有效的。

    Electrophotographic photoreceptor containing phthalocyanine and hydrazone
    6.
    发明授权
    Electrophotographic photoreceptor containing phthalocyanine and hydrazone 失效
    含有酞菁和腙的电子照相感光体

    公开(公告)号：US4973536A

    公开(公告)日：1990-11-27

    申请号：US349943

    申请日：1989-05-08

    申请人： Seiji Horie ,  Naonori Makino ,  Hideo Sato

    发明人： Seiji Horie ,  Naonori Makino ,  Hideo Sato

    IPC分类号： C07D209/40 ,  C07D235/30 ,  C07D277/82 ,  C07D417/12 ,  C07D455/04 ,  G03G5/04 ,  G03G5/06

    CPC分类号： C07D417/12 ,  C07D209/40 ,  C07D235/30 ,  C07D277/82 ,  C07D455/04 ,  G03G5/0629 ,  G03G5/0631 ,  G03G5/0661

    摘要： An electrophotographic photoreceptor is described, comprising a photosensitive layer disposed on a conductive substrate, said photosensitive layer having a laminated structure comprising an electric charge generating layer and an electric charge transporting layer, said electric charge generating layer containing a phthalocyanine pigment which is selected from .epsilon.-type copper phthalocyanine, X-type or .tau.-type phtalocyanine, indium chloride phthalocyanine, calcium chloride phthalocyanine, and magnesium phthalocyanine, one of the benzene rings of the aluminum chloride or indium chloride phthalocyanine being optionally monochlorinated, and said electric charge transporting layer containing at least one hydrazone compound represented by formula (I) or (II) as set below: ##STR1## wherein the substituents are as defined in the specification.

    摘要翻译： 描述了一种电子照相感光体，其包括设置在导电衬底上的感光层，所述感光层具有包括电荷产生层和电荷输送层的层压结构，所述电荷产生层含有酞菁颜料，其选自ε 型铜酞菁，X型或tau型酞菁，氯化铟酞菁，氯化钙酞菁和镁酞菁，氯化铝或氯化铟酞菁的苯环之一，任选地一氯化，所述电荷输送层含有 至少一种由式（I）或（II）表示的腙化合物，如下所述：其中取代基如说明书中所定义。

    Disazo compound, and photoconductive composition and electrophotographic photoreceptor containing the same
    8.
    发明授权
    Disazo compound, and photoconductive composition and electrophotographic photoreceptor containing the same 失效
    双偶氮化合物和含有它们的光电导组合物和电子照相感光体

    公开(公告)号：US4622280A

    公开(公告)日：1986-11-11

    申请号：US755504

    申请日：1985-07-16

    申请人： Naonori Makino ,  Kouichi Kawamura ,  Seiji Horie ,  Hideo Sato

    发明人： Naonori Makino ,  Kouichi Kawamura ,  Seiji Horie ,  Hideo Sato

    IPC分类号： C09B35/215 ,  G03G5/06

    CPC分类号： C09B35/215 ,  G03G5/0683

    摘要： Disazo compounds represented by the following general formula (I) are disclosed. The compounds can function as effective photoconductive substances and further, as efficient charge carrier (both electron and positive hole) generating compounds in an electrophotographic photoreceptor: ##STR1## (wherein X represents atoms necessary to form an aromatic ring, such as a naphthalene ring, an anthracene ring, etc., or a netero ring, such as an indole ring, a carbazole ring, a dibenzofuran ring etc., (all of which rings may be either substituted ones or nonsubstituted ones) by combining with the benzene ring to which a hydroxyl group and a group Y are attached; Y represents ##STR2## R.sup.1 represents an alkyl group, a phenyl group or a substituted group thereof; R.sup.2 represents a hydrogen atom, a lower alkyl group, a carbamoyl group, a carboxyl group, an alkoxycarbonyl group, an aryloxycarbonyl group, or a substituted or a nonsubstituted amino group; R.sup.3 and R.sup.5 each represents an alkyl group, an aromatic ring residue like a phenyl group, an aromatic heterocyclic residue like a dibenzofranyl group, a carbazolyl group, etc., or a substituted group thereof; and R.sup.4 represents a hydrogen atom, an alkyl group, a phenyl group or a substituted group thereof).

    摘要翻译： 公开了由以下通式（I）表示的双偶氮化合物。 这些化合物可以起到有效的光电导物质的作用，而且作为在电子照相感光体中产生化合物的有效电荷载体（电子和空穴）都是有效的：其中A表示 + TR ，B表示 + TR （其中X表示形成芳环所需的原子，如萘环，蒽环等，或网络环，如吲哚 环，咔唑环，二苯并呋喃环等（所有这些环可以是取代的环或非取代的环）通过与其中连接有羟基和Y的苯环组合; Y表示< 表示烷基，苯基或取代基; R2表示氢原子，低级烷基，氨基甲酰基，羧基，烷氧基羰基，芳氧基羰基或取代或未取代的氨基; R3和R5各自表示 烷基，芳香环残基如苯基，芳族杂环残基如二苯并呋喃基，咔唑基等，或其取代基; R4表示氢原子，烷基，苯基或取代基）。