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31.发明授权Image transfer medium carrier member and image forming apparatus incorporating the same 失效图像转印介质载体构件和包括其的图像形成装置
公开(公告)号：US5629094A
公开(公告)日：1997-05-13
申请号：US378951
申请日：1995-01-27
Applicant: Teigo Sakakibara , Kiyoshi Sakai , Yuichi Hashimoto , Katsumi Aoki
Inventor： Teigo Sakakibara , Kiyoshi Sakai , Yuichi Hashimoto , Katsumi Aoki
CPC classification number: G03G7/00 , G03G15/1655 , Y10T428/31511 , Y10T428/31663 , Y10T428/31667 , Y10T428/31786 , Y10T428/31797
Abstract: An image transfer medium carrier member, for carrying an image transfer medium such as a recording paper sheet, has a substrate and a surface layer. The surface layer containing a polyester resin and a cured resin. An image forming apparatus comprises: an electrophotographic photosensitive member; a charging device for electrostatically charging the electrophotographic photosensitive member; an image exposure device for exposing the electrophotographic photosensitive member to an image light so as to form an electrostatic latent image in the electrophotographic photosensitive member; a developing device for developing the electrostatic latent image with a toner so as to produce a toner image; and the above-mentioned image transfer medium carrier member.
Abstract translation: 用于承载诸如记录纸的图像转印介质的图像转印介质载体构件具有基底和表面层。 表面层含有聚酯树脂和固化树脂。 图像形成装置包括：电子照相感光构件; 用于静电充电电子照相感光构件的充电装置; 用于将电子照相感光构件暴露于图像光以在电照相感光构件中形成静电潜像的图像曝光装置; 用于利用调色剂显影静电潜像以产生调色剂图像的显影装置; 和上述图像转印介质载体构件。
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32.发明授权Electrophotographic photosensitive member and electrophotographic device using the same 失效电子照相感光构件和使用其的电子照相装置
公开(公告)号：US5500718A
公开(公告)日：1996-03-19
申请号：US269360
申请日：1994-06-30
Applicant: Yuichi Hashimoto , Shoji Amamiya , Teigo Sakakibara
Inventor： Yuichi Hashimoto , Shoji Amamiya , Teigo Sakakibara
CPC classification number: G03G5/047 , G03G5/0607 , G03G5/0614 , G03G5/0616 , G03G5/0618 , G03G5/0672 , G03G5/0681
Abstract: An electrophotographic photosensitive member has a light-transmissive electroconductive substrate and a photosensitive layer on said substrate, the photosensitive layer includes a charge generating material and a charge transporting material, the number of the photoconductive carriers formed by the charge generating material and the substrate being more than the number of the photoconductive carriers formed by the charge generating material and the charge transporting material.
Abstract translation: 电子照相感光构件在所述基板上具有透光导电基板和感光层，所述感光层包括电荷产生材料和电荷输送材料，由电荷产生材料形成的光导载流子数目和基板数目更多 比由电荷产生材料和电荷输送材料形成的光电载体的数量多。
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33.发明授权Electrophotographic photosensitive member and electrophotographic device using the same 失效电子照相感光构件和使用其的电子照相装置
公开(公告)号：US5338632A
公开(公告)日：1994-08-16
申请号：US985438
申请日：1992-12-03
Applicant: Yuichi Hashimoto , Shoji Amamiya , Teigo Sakakibara
Inventor： Yuichi Hashimoto , Shoji Amamiya , Teigo Sakakibara
CPC classification number: G03G5/047 , G03G5/0607 , G03G5/0614 , G03G5/0616 , G03G5/0618 , G03G5/0672 , G03G5/0681
Abstract: An electrophotographic photosensitive member comprises a light-transmissive electroconductive substrate and a photosensitive layer on said substrate, said photosensitive layer comprising a charge generating material and a charge transporting material, the number of the photoconductive carriers formed by said charge generating material and said substrate being more than the number of the photoconductive carriers formed by said charge generating material and said charge transporting material.
Abstract translation: 电子照相感光构件包括透光导电衬底和所述衬底上的感光层，所述感光层包括电荷产生材料和电荷输送材料，由所述电荷产生材料和所述衬底形成的光导载流子的数量更多 比由所述电荷产生材料和所述电荷输送材料形成的光电载体的数量。
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公开(公告)号：US5296322A
公开(公告)日：1994-03-22
申请号：US830862
申请日：1992-02-04
Applicant: Takashi Koyama , Naoto Fujimura , Yuichi Hashimoto , Tetsuo Shiraiwa , Shigeo Mori
Inventor： Takashi Koyama , Naoto Fujimura , Yuichi Hashimoto , Tetsuo Shiraiwa , Shigeo Mori
CPC classification number: G03G5/142 , C08G18/4862 , C08G18/4879 , C08G18/5084 , C08G65/22 , C08G65/2624
Abstract: A photosensitive member suitable for use in an electrophotographic apparatus is constituted by an electroconductive support, and an intermediate layer and a photosensitive layer disposed in this order on the support. The intermediate layer comprises a reaction product of a polyol compound comprising at least one of a polyol compound [I] represented by Formula (1) shown below and a phosphated polyol compound with a polyisocyanate compound: ##STR1## wherein A denotes ##STR2## B denotes --R.sup.4 --O--, A and B may be connected at random or in blocks with each other, Z denotes an active hydrogen compound residue; R.sup.1 is an alkylene group having 1-9 carbon atoms; R.sup.2 is an alkylene group having 1-10 carbon atoms; R.sup.3 is an alkyl group, alkenyl group, aryl group or aralkyl group having 1-20 carbon atoms; R.sup.4 is an alkylene group having 2-10 carbon atoms; k is a number of 1-12 m is a number of 1-250; n is a number of 0-100; and p is a number of 0-5.
Abstract translation: 适用于电子照相设备的感光构件由导电支撑体，以及依次设置在支撑体上的中间层和感光层构成。 中间层包含由下述式（1）表示的多元醇化合物（I）和磷酸化多元醇化合物与多异氰酸酯化合物中的至少一种的多元醇化合物的反应产物：（*化学结构*）式（1） 其中A表示（*化学结构*）B表示-R4-O-，A和B可以彼此无规或嵌段连接，Z表示活性氢化合物残基; R1是具有1-9个碳原子的亚烷基; R2是具有1-10个碳原子的亚烷基; R3是具有1-20个碳原子的烷基，烯基，芳基或芳烷基; R4是具有2-10个碳原子的亚烷基; k是1-12的数量是1-250的数量; n是0-100的数; p是0-5的数。
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35.发明授权Electrophotographic photosensitive member with polyether polyols-polyisocyanate intermediate layer and apparatus 失效具有聚醚多元醇 - 多异氰酸酯中间层的电子照相感光构件和装置
公开(公告)号：US5294508A
公开(公告)日：1994-03-15
申请号：US803607
申请日：1991-12-09
Applicant: Takashi Koyama , Naoto Fujimura , Yuichi Hashimoto , Tetsuo Shiraiwa , Shigeo Mori
Inventor： Takashi Koyama , Naoto Fujimura , Yuichi Hashimoto , Tetsuo Shiraiwa , Shigeo Mori
CPC classification number: G03G5/142
Abstract: An electrophotographic photosensitive member is constituted by an electroconductive support, and an intermediate layer and a photosensitive layer disposed in this order on the support. The intermediate layer comprises a reaction product of a mixture including a polyol compound [I], a polyol compound [II] having an OH equivalent different from that of the polyol compound [I] and a polyisocyanate compound. The polyol compound [I] is a polyether polyol compound having an OH equivalent of at least 500 and 2-60 OH groups per molecule; and the polyol compound [II] is a polyol compound having an OH equivalent of at most 300. The photosensitive member shows stable electrophotographic performances over wide environmental conditions from low temperature--low humidity to high temperature high humidity due to the intermediate layer.
Abstract translation: 电子照相感光构件由导电支撑体构成，中间层和感光层依次设置在支撑体上。 中间层包括含有多元醇化合物（I），与多元醇化合物（I）的OH当量不同的OH当量的多元醇化合物（II）的混合物的反应产物和多异氰酸酯化合物。 多元醇化合物（I）是每分子具有至少500的OH当量和2-60个OH基团的聚醚多元醇化合物; 多元醇化合物（II）是OH当量最多为300的多元醇化合物。感光构件在由中间层引起的低温低湿度到高温高湿度的宽环境条件下显示出稳定的电子照相性能。
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Patent Agency Ranking
公开(公告)号：US5246806A
公开(公告)日：1993-09-21
申请号：US803606
申请日：1991-12-09
Applicant: Takashi Koyama , Naoto Fujimura , Yuichi Hashimoto , Tetsuo Shiraiwa , Shigeo Mori
Inventor： Takashi Koyama , Naoto Fujimura , Yuichi Hashimoto , Tetsuo Shiraiwa , Shigeo Mori
CPC classification number: G03G5/142
Abstract: An electrophotographic photosensitive member is constituted by an electroconductive support, and an intermediate layer and a photosensitive layer disposed in this order on the support. The intermediate layer comprises a reaction product of a mixture including a polyol compound [A] and a polyisocyanate compound[B] satisfying at least one of the following conditions (i) and (ii): (i) the polyol compound [A] is a high-molecular weight polyol compound, and (ii) the polyisocyanate compound is a polyoxyalkylene segmentcontaining polyisocyanate compound. The photosensitive member shows stable electrophotographic performances over wide environmental conditions from low temperature - low humidity to high temperature - high humidity due to the intermediate layer.
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公开(公告)号：US5236796A
公开(公告)日：1993-08-17
申请号：US593865
申请日：1990-10-05
Applicant: Takashi Koyama , Hideki Anayama , Yuichi Hashimoto
Inventor： Takashi Koyama , Hideki Anayama , Yuichi Hashimoto
IPC: G03G5/14
CPC classification number: G03G5/142
Abstract: An electrophotographic sensitive medium and apparatus for use with this medium. The electrophotographic sensitive medium has an electroconductive support, a sensitive layer, and an intermediate layer interposed between the support and the sensitive layer. The intermediate layer material contains a polyamide grafted with a polymer or a copolymer, and the polymer of copolymer contains a unit component represented by the following general formula: ##STR1## wherein R.sub.1 is a hydrogen atom or a methyl group, Z is --O-- or --NH--, and A is an alkylene group having 1 to 6 carbon atoms.
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公开(公告)号：US5130216A
公开(公告)日：1992-07-14
申请号：US408991
申请日：1989-09-18
Applicant: Takashi Koyama , Yuichi Hashimoto
Inventor： Takashi Koyama , Yuichi Hashimoto
IPC: G03G5/14
CPC classification number: G03G5/144
Abstract: A photosensitive member for electrophotography comprising an electroconductive substrate, and an intermediate layer and a photosensitive layer disposed in this order on the substrate; the intermediate layer comprising a resin component and a salt; the intermediate layer containing the salt in an amount of 1-800 ppm based on the weight of the resin component.
Abstract translation: 一种用于电子照相的感光构件，包括导电衬底，以及在衬底上依次设置的中间层和感光层; 所述中间层包含树脂组分和盐; 中间层含有基于树脂组分重量的1-800ppm的盐。
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39.发明授权
公开(公告)号：US5071723A
公开(公告)日：1991-12-10
申请号：US552115
申请日：1990-07-13
Applicant: Takashi Koyama , Hideki Anayama , Yuichi Hashimoto
Inventor： Takashi Koyama , Hideki Anayama , Yuichi Hashimoto
IPC: C08F283/04 , G03G5/14
CPC classification number: G03G5/142 , C08F283/04
Abstract: An electrophotographic photosensitive member has a substrate, a photosensitive layer and an intermediate layer spaced between said substrate and said photosensitive layer. The intermediate layer contains a polyamide resin grafted with a polymer or a copolymer having a unit component expressed by the following general formula (I) ##STR1## wherein, R.sub.1 is hydrogen atom or a methyl group, each of R.sub.2 and R.sub.3 is a hydrogen atom, an alkyl group or an aryl group or R.sub.2 and R.sub.3 in combination is a residual group necessary for forming a heterocyclic compound containing N, R.sub.2 and R.sub.3 are the same or different from each other. Also disclosed are an electrophotographic apparatus having the photosensitive member, and a facsimile incorporating the electrophotographic apparatus.
Abstract translation: 电子照相感光构件具有衬底，感光层和间隔在所述衬底和所述感光层之间的中间层。 中间层含有用聚合物或共聚物接枝的聚酰胺树脂，所述聚合物或共聚物具有由以下通式（I）表示的单元组分：其中R1是氢原子或甲基，R2和R3各自为 氢原子，烷基或芳基或组合的R 2和R 3是形成含有杂环化合物所需的残基，R 2和R 3相同或不同。 还公开了具有感光构件的电子照相设备和包含电子照相设备的传真机。
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公开(公告)号：US5017965A
公开(公告)日：1991-05-21
申请号：US548221
申请日：1990-07-05
Applicant: Yuichi Hashimoto , Takashi Koyama
Inventor： Yuichi Hashimoto , Takashi Koyama
CPC classification number: G03G15/0233
Abstract: A charging member having a surface layer which comprises a polyurethane resin prepared from a raw material for polyurethane containing an isocyanate group and a hydroxyl group; the raw material having a molar ratio between the isocyanate (NCO) group and hydroxyl group satisfying the following relationship:1.0
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