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    Charging roller, electrophotographic process cartridge, and image forming apparatus
    1.
    发明授权
    Charging roller, electrophotographic process cartridge, and image forming apparatus 有权
    充电辊，电子照相处理盒和成像设备

    公开(公告)号：US07580655B2

    公开(公告)日：2009-08-25

    申请号：US11798745

    申请日：2007-05-16

    申请人： Hidemi Nukada ,  Shigeto Hashiba ,  Takahiro Suzuki ,  Koji Bando ,  Makoto Takemoto

    发明人： Hidemi Nukada ,  Shigeto Hashiba ,  Takahiro Suzuki ,  Koji Bando ,  Makoto Takemoto

    IPC分类号： G03G15/02

    CPC分类号： G03G15/0233

    摘要： A charging roller including: a support; an elastic layer provided on the outer peripheral surface of the support, and having a ground-finished outer peripheral surface; and a surface layer formed to cover the outer peripheral surface of the elastic layer and that has a thickness of about 2 μm to about 10 μm from the outer peripheral surface of the elastic layer, and a proportion of water absorbed in the total of the elastic layer and the surface layer, after storage for 48 hours in an environment having a temperature of 10° C. and a humidity of 15% RH, and after storage for 48 hours in an environment having a temperature of 28° C. and a humidity of 85% RH, being about 2% to about 8% by weight, being about 2% to about 8% by weight.

    摘要翻译： 一种充电辊，包括：支撑件; 弹性层，其设置在所述支撑体的外周面上，并且具有研磨后的外周面; 以及表面层，其形成为覆盖弹性层的外周表面，并且具有从弹性层的外周表面约2μm至约10μm的厚度，以及在弹性层的总共中吸收的水的比例 在温度为10℃，湿度为15％RH的环境中保存48小时后，在温度为28℃，湿度为28℃的环境中保存48小时后， 约85％RH，约2％至约8％重量，约2％至约8％重量。

    Charging roller, electrophotographic process cartridge, and image forming apparatus
    2.
    发明申请
    Charging roller, electrophotographic process cartridge, and image forming apparatus 有权
    充电辊，电子照相处理盒和成像设备

    公开(公告)号：US20080107451A1

    公开(公告)日：2008-05-08

    申请号：US11798745

    申请日：2007-05-16

    申请人： Hidemi Nukada ,  Shigeto Hashiba ,  Takahiro Suzuki ,  Koji Bando ,  Makoto Takemoto

    发明人： Hidemi Nukada ,  Shigeto Hashiba ,  Takahiro Suzuki ,  Koji Bando ,  Makoto Takemoto

    IPC分类号： G03G15/02

    CPC分类号： G03G15/0233

    摘要： A charging roller including: a support; an elastic layer provided on the outer peripheral surface of the support, and having a ground-finished outer peripheral surface; and a surface layer formed to cover the outer peripheral surface of the elastic layer and that has a thickness of about 2 μm to about 10 μm from the outer peripheral surface of the elastic layer, and a proportion of water absorbed in the total of the elastic layer and the surface layer, after storage for 48 hours in an environment having a temperature of 10° C. and a humidity of 15% RH, and after storage for 48 hours in an environment having a temperature of 28° C. and a humidity of 85% RH, being about 2% to about 8% by weight, being about 2% to about 8% by weight.

    摘要翻译： 一种充电辊，包括：支撑件; 弹性层，其设置在所述支撑体的外周面上，并且具有研磨后的外周面; 以及表面层，其形成为覆盖弹性层的外周表面，并且具有从弹性层的外周表面约2μm至约10μm的厚度，以及在弹性层的总共中吸收的水的比例 在温度为10℃，湿度为15％RH的环境中保存48小时后，在温度为28℃，湿度为28℃的环境中保存48小时后， 约85％RH，约2％至约8％重量，约2％至约8％重量。

    Electrophotographic photoreceptor having a zirconium and silicon-containing underlayer
    3.
    发明授权
    Electrophotographic photoreceptor having a zirconium and silicon-containing underlayer 失效
    具有锆和含硅底层的电子照相感光体

    公开(公告)号：US5188916A

    公开(公告)日：1993-02-23

    申请号：US757028

    申请日：1991-09-09

    申请人： Masahiko Hodumi ,  Koji Bando ,  Takahiro Suzuki ,  Shigeto Hashiba ,  Yoshiyuki Ono ,  Sadao Okano ,  Seiji Ashiya ,  Masanori Murase

    发明人： Masahiko Hodumi ,  Koji Bando ,  Takahiro Suzuki ,  Shigeto Hashiba ,  Yoshiyuki Ono ,  Sadao Okano ,  Seiji Ashiya ,  Masanori Murase

    IPC分类号： G03G5/14

    CPC分类号： G03G5/144 ,  G03G5/142

    摘要： A novel electrophotographic photoreceptor is disclosed, comprising an undercoating layer provided on an electrically conductive substrate having thereon a light-sensitive layer, wherein the undercoating layer is obtained by coating a solution of a composition comprising zirconium and silicon or a solution of a mixture of a zirconium acetyl acetonate compound and a silane coupling agent, the silicon content in the composition comprising zirconium and silicon is in the range of 5 to 35 mol % based on the total amount of zirconium and silicon, and the hardened undercoating layer obtained from the zirconium acetyl acetonate compound and silane coupling agent is a layer having a hardening degree of 1.2 or less.

    摘要翻译： 公开了一种新颖的电子照相感光体，其包括设置在其上具有感光层的导电基底上的底涂层，其中底涂层是通过涂布包含锆和硅的组合物的溶液或将 乙酰丙酮锆化合物和硅烷偶联剂，包含锆和硅的组合物中的硅含量相对于锆和硅的总量为5〜35摩尔％，并且由乙酰基锆制得的硬化底涂层 丙烯酸酯化合物和硅烷偶联剂是硬化度为1.2以下的层。

    Image forming apparatus and process cartridge
    4.
    发明授权
    Image forming apparatus and process cartridge 有权
    成像设备和处理盒

    公开(公告)号：US08877412B2

    公开(公告)日：2014-11-04

    申请号：US13554587

    申请日：2012-07-20

    申请人： Kenta Ide ,  Kosuke Narita ,  Hirofumi Nakamura ,  Kazuhiro Koseki ,  Akihiro Kawasaki ,  Shigeto Hashiba ,  Takahiro Suzuki

    发明人： Kenta Ide ,  Kosuke Narita ,  Hirofumi Nakamura ,  Kazuhiro Koseki ,  Akihiro Kawasaki ,  Shigeto Hashiba ,  Takahiro Suzuki

    IPC分类号： G03G15/00 ,  G03G21/18

    CPC分类号： G03G5/0564 ,  G03G5/0539 ,  G03G5/0542 ,  G03G5/0614 ,  G03G5/0696 ,  G03G5/142 ,  G03G5/144 ,  G03G5/14708 ,  G03G5/14756 ,  G03G15/75 ,  G03G21/06

    摘要： An image forming apparatus includes at least an electrophotographic photoreceptor having at least a conductive support, an undercoat layer, and a photosensitive layer; a charging device that charges the surface of the electrophotographic photoreceptor in a contact charging mode, in which only DC voltage is applied; an electrostatic latent image forming device that exposes the surface of the charged electrophotographic photoreceptor to form an electrostatic latent image; a developing device that develops the electrostatic latent image by a developer to form a toner image; and a transfer device that directly transfers the toner image from the electrophotographic photoreceptor to a transfer medium; and does not include an erasing device for erasing the surface of the electrophotographic photoreceptor after the toner image is transferred onto the transfer medium by the transfer device and before the surface of the electrophotographic photoreceptor is charged by the charging device.

    摘要翻译： 图像形成装置至少包括具有至少导电性支持体，底涂层和感光层的电子照相感光体; 充电装置，其以仅施加直流电压的接触充电模式对电子照相感光体的表面进行充电; 静电潜像形成装置，其使所述带电电子照相感光体的表面露出，形成静电潜像; 显影装置，其通过显影剂显影静电潜像以形成调色剂图像; 以及将调色剂图像直接从电子照相感光体转印到转印介质的转印装置; 并且在调色剂图像通过转印装置转印到转印介质上之后并且在通过充电装置对电子照相感光体的表面进行充电之前，不包括用于擦除电子照相感光体的表面的擦除装置。

    ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC IMAGE-FORMING APPARATUS
    6.
    发明申请
    ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC IMAGE-FORMING APPARATUS 有权
    电子照相机，过程盒和电子影像成像装置

    公开(公告)号：US20110217640A1

    公开(公告)日：2011-09-08

    申请号：US12858967

    申请日：2010-08-18

    申请人： Shigeto Hashiba ,  Kazuhiro Koseki ,  Satoya Sugiura ,  Kenta Ide ,  Fuyuki Kano

    发明人： Shigeto Hashiba ,  Kazuhiro Koseki ,  Satoya Sugiura ,  Kenta Ide ,  Fuyuki Kano

    IPC分类号： G03G15/00 ,  G03G21/18

    CPC分类号： G03G15/00 ,  G03G21/18

    摘要： An electrophotographic photoconductor includes a base, an undercoat layer that contains a metal oxide and an electron-accepting material and has a thickness of about 3 μm or more and about 15 μm or less, and a photosensitive layer containing a polymer having a repeating unit represented by general formula (1) where R1 and R2 each independently represent a halogen atom, an alkyl group having 1 to 6 carbon atoms, a cycloalkyl group having 5 to 7 carbon atoms, or an aryl group having 6 to 12 carbon atoms; and m and n each independently represent an integer of 0 to 4.

    摘要翻译： 电子照相感光体包括基材，含有金属氧化物和电子接受材料的底涂层，其厚度为约3μm以上且约15μm以下，感光层含有具有重复单元的聚合物 通式（1）其中R 1和R 2各自独立地表示卤素原子，具有1至6个碳原子的烷基，具有5至7个碳原子的环烷基或具有6至12个碳原子的芳基; m和n分别独立地表示0〜4的整数。

    Process for producing electrophotographic photoreceptor
    9.
    发明授权
    Process for producing electrophotographic photoreceptor 失效
    电子照相感光体的制造方法

    公开(公告)号：US5550000A

    公开(公告)日：1996-08-27

    申请号：US417886

    申请日：1995-04-06

    申请人： Ichiro Takegawa ,  Shigeto Hashiba ,  Hiroshi Miyamoto ,  Nobuyuki Ichizawa

    发明人： Ichiro Takegawa ,  Shigeto Hashiba ,  Hiroshi Miyamoto ,  Nobuyuki Ichizawa

    IPC分类号： G03G5/00 ,  C09C3/12 ,  G03G5/05 ,  G03G5/14 ,  G03G5/06 ,  G03G5/047

    CPC分类号： G03G5/142 ,  C09C3/12 ,  G03G5/0525 ,  C01P2004/84

    摘要： A process for the preparation of an electrophotographic photoreceptor having a high sensitivity and stability and an excellent product quality stability without being affected by the production environment is disclosed, which comprises coating on a substrate a functional layer-forming coating solution containing a compound which undergoes polycondensation upon hydrolysis, adjusting a temperature of said substrate having the coated layer such that relationship (1) is satisfied, and then moistening said coated layer at a temperature of 30.degree. C. to 180.degree. C. in an atmosphere of a dew point of 25.degree. C. to 80.degree. C.:DP.ltoreq.ST.ltoreq.DP+40.degree. C. (1)wherein DP represents the dew point upon said moistening and ST represents the temperature of the substrate just before said moistening.

    摘要翻译： 公开了一种用于制备具有高灵敏度和稳定性以及优异的产品质量稳定性而不受生产环境影响的电子照相感光体的方法，其包括在基材上涂覆含有经历缩聚的化合物的功能层形成涂层溶液 在水解时，调节具有涂层的所述基材的温度使得满足关系（1），然后在露点25℃的气氛中在30℃至180℃的温度下润湿所述涂层 ℃至80℃：DP

    Abrasive suspension for wet honing and surface treating method using the same
    10.
    发明授权
    Abrasive suspension for wet honing and surface treating method using the same 失效
    用于湿珩磨的磨料悬浮液和使​​用其的表面处理方法

    公开(公告)号：US5238467A

    公开(公告)日：1993-08-24

    申请号：US860095

    申请日：1992-03-30

    申请人： Shigeto Hashiba ,  Yuusuke Harada

    发明人： Shigeto Hashiba ,  Yuusuke Harada

    IPC分类号： B24C3/32 ,  B24C1/06 ,  B24C11/00 ,  B24D3/34 ,  C09K3/14 ,  G03G5/04

    CPC分类号： C09K3/1463 ,  B24D3/346

    摘要： An abrasive suspension for wet honing for surface treatment of an electrically conductive substrate for an electrophotographic photoreceptor, the suspension comprising pure water having suspended therein at least 20% by weight, based on the total weight of the abrasive suspension, of an abrasive and having an electrical conductivity of not more than 10 .mu.s/cm. A conductive substrate having its surface roughened by using the abrasive suspension is free from impurities.

    摘要翻译： 一种用于湿式珩磨用于电子照相感光体的导电基底的表面处理的研磨悬浮液，所述悬浮液包含悬浮在其中的纯水，基于研磨悬浮液的总重量至少20重量％的研磨剂，并具有 电导率不大于10μs/ cm。 通过使用研磨悬浮液使表面粗糙化的导电性基材不含杂质。