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    ELECTROPHOTOGRAPHIC APPARATUS
    1.
    发明申请
    ELECTROPHOTOGRAPHIC APPARATUS 有权
    电子照相设备

    公开(公告)号：US20120099898A1

    公开(公告)日：2012-04-26

    申请号：US13382154

    申请日：2010-08-27

    申请人： Atsushi Ochi ,  Harunobu Ogaki ,  Hiroki Uematsu ,  Yasuhiro Kawai ,  Koji Takahashi ,  Shio Murai

    发明人： Atsushi Ochi ,  Harunobu Ogaki ,  Hiroki Uematsu ,  Yasuhiro Kawai ,  Koji Takahashi ,  Shio Murai

    IPC分类号： G03G15/00

    CPC分类号： G03G15/751 ,  G03G5/04 ,  G03G5/043 ,  G03G5/0542 ,  G03G5/0564 ,  G03G5/0614 ,  G03G5/0696 ,  G03G5/147 ,  G03G5/14756

    摘要： An electrophotographic apparatus is provided including an electrophotographic photosensitive member which includes a surface protective layer; and an exposure device which irradiates a surface of the electrophotographic photosensitive member with an exposure beam so as to form an electrostatic latent image on the surface of the electrophotographic photosensitive member, wherein the surface protective layer includes a material having no structure to provide charge transporting performance and has a plurality of through holes penetrating from the side of the front surface of the surface protective layer to the side of the charge transport layer, and the thickness of the surface protective layer is from 0.1 μm or more to 1.5 μm or less, and wherein when the surface of the electrophotographic photosensitive member is irradiated with the exposure beam, two or more of the through holes are included in an exposure beam spot.

    摘要翻译： 提供了包括电子照相感光构件的电子照相设备，其包括表面保护层; 以及曝光装置，其用曝光用光束照射电子照相感光构件的表面，以在电子照相感光构件的表面上形成静电潜像，其中表面保护层包括不具有提供电荷传输性能的材料 并且具有从表面保护层的前表面侧向电荷输送层侧穿透的多个贯通孔，表面保护层的厚度为0.1μm以上且1.5μm以下， 其中当电子照相感光构件的表面被曝光束照射时，两个或更多个通孔被包括在曝光光斑中。

    Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
    2.
    发明授权
    Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus 有权
    电子照相感光构件，处理盒和电子照相设备

    公开(公告)号：US08843024B2

    公开(公告)日：2014-09-23

    申请号：US12959238

    申请日：2010-12-02

    申请人： Hiroki Uematsu ,  Harunobu Ogaki ,  Atsushi Ochi ,  Yasuhiro Kawai ,  Koji Takahashi ,  Shio Murai

    发明人： Hiroki Uematsu ,  Harunobu Ogaki ,  Atsushi Ochi ,  Yasuhiro Kawai ,  Koji Takahashi ,  Shio Murai

    IPC分类号： G03G21/16 ,  G03G15/00 ,  G03G5/043 ,  G03G5/10 ,  G03G5/147

    CPC分类号： G03G5/043 ,  G03G5/04 ,  G03G5/0525 ,  G03G5/10 ,  G03G5/147

    摘要： An electrophotographic photosensitive member having excellent cleaning performance, a process cartridge, and an electrophotographic apparatus.The peripheral surface of the member has flat portions having a width e (μm) satisfying 0.1≦e≦25 and a plurality of groove portions having a width w (μm) satisfying 0.1≦w≦25 and a depth d (μm) satisfying 0.1≦d≦3.0, the flat and groove portions at an angle θ (°) satisfying 80≦θ≦100 with respect to the axial direction of the member. The sum esum (μm) of the widths e of the flat portions per each width of 100 μm in the axial direction of the peripheral surface satisfying 5≦esum≦75, and eσ/eAv satisfying eσ/eAv≦0.46, where eAv (μm) is the average value of the widths e of the flat portions, and eσ is the standard deviation thereof.

    摘要翻译： 具有优异清洁性能的电子照相感光构件，处理盒和电子照相设备。 构件的周面具有宽度为e（μm）的平坦部分，其宽度e（μm）满足0.1＆nlE; e＆nlE; 25以及宽度w（μm）满足0.1＆nlE; w＆nlE; 25和深度d（μm） 满足0.1＆nlE; d＆nlE; 3.0，平坦和凹槽部分以角度＆amp; （°）相对于构件的轴向方向满足80＆lt; nlE;＆amp; thetas;＆nlE; 100。 平均部分的宽度e的总和（μm）为满足e＆sgr / eAv＆nlE; 0.46，其中eAv（eAv）/ eAv＆nlE为0.46，外周表面的轴向方向上每个宽度为100μm的宽度e满足5＆ （μm）是平坦部分的宽度e的平均值，e＆sgr; 是其标准偏差。

    Electrophotographic apparatus
    3.
    发明授权
    Electrophotographic apparatus 有权
    电子照相设备

    公开(公告)号：US08457528B2

    公开(公告)日：2013-06-04

    申请号：US13382154

    申请日：2010-08-27

    申请人： Atsushi Ochi ,  Harunobu Ogaki ,  Hiroki Uematsu ,  Yasuhiro Kawai ,  Koji Takahashi ,  Shio Murai

    发明人： Atsushi Ochi ,  Harunobu Ogaki ,  Hiroki Uematsu ,  Yasuhiro Kawai ,  Koji Takahashi ,  Shio Murai

    IPC分类号： G03G15/045

    CPC分类号： G03G15/751 ,  G03G5/04 ,  G03G5/043 ,  G03G5/0542 ,  G03G5/0564 ,  G03G5/0614 ,  G03G5/0696 ,  G03G5/147 ,  G03G5/14756

    摘要： An electrophotographic apparatus is provided including an electrophotographic photosensitive member which includes a surface protective layer; and an exposure device which irradiates a surface of the electrophotographic photosensitive member with an exposure beam so as to form an electrostatic latent image on the surface of the electrophotographic photosensitive member, wherein the surface protective layer includes a material having no structure to provide charge transporting performance and has a plurality of through holes penetrating from the side of the front surface of the surface protective layer to the side of the charge transport layer, and the thickness of the surface protective layer is from 0.1 μm or more to 1.5 μm or less, and wherein when the surface of the electrophotographic photosensitive member is irradiated with the exposure beam, two or more of the through holes are included in an exposure beam spot.

    摘要翻译： 提供了包括电子照相感光构件的电子照相设备，其包括表面保护层; 以及曝光装置，其用曝光用光束照射电子照相感光构件的表面，以在电子照相感光构件的表面上形成静电潜像，其中表面保护层包括不具有提供电荷传输性能的材料 并且具有从表面保护层的前表面侧向电荷输送层侧穿透的多个通孔，表面保护层的厚度为0.1μm以上至1.5μm以下， 其中当电子照相感光构件的表面被曝光束照射时，两个或更多个通孔被包括在曝光光斑中。

    ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE,AND ELECTROPHOTOGRAPHIC APPARATUS
    4.
    发明申请
    ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE,AND ELECTROPHOTOGRAPHIC APPARATUS 有权
    电子照相感光元件，工艺盒和电子照相设备

    公开(公告)号：US20110135340A1

    公开(公告)日：2011-06-09

    申请号：US12959238

    申请日：2010-12-02

    申请人： Hiroki Uematsu ,  Harunobu Ogaki ,  Atsushi Ochi ,  Yasuhiro Kawai ,  Koji Takahashi ,  Shio Murai

    发明人： Hiroki Uematsu ,  Harunobu Ogaki ,  Atsushi Ochi ,  Yasuhiro Kawai ,  Koji Takahashi ,  Shio Murai

    IPC分类号： G03G21/16 ,  G03G15/00

    CPC分类号： G03G5/043 ,  G03G5/04 ,  G03G5/0525 ,  G03G5/10 ,  G03G5/147

    摘要： Provided is an electrophotographic photosensitive member having excellent cleaning performance, and a process cartridge and an electrophotographic apparatus, each including the electrophotographic photosensitive member.The peripheral surface of the electrophotographic photosensitive member has a plurality of flat portions having a width e (μm) that satisfies the relationship 0.1≦e≦25 and a plurality of groove portions having a width w (μm) that satisfies the relationship 0.1≦w≦25 and a depth d (μm) that satisfies the relationship 0.1≦d≦3.0, the flat portions and the groove portions being alternately formed at an angle θ (°) that satisfies the relationship 80≦θ≦100 with respect to the axial direction of the electrophotographic photosensitive member. The sum esum (μm) of the widths e of the flat portions per each width of 100 μm in the axial direction of the peripheral surface satisfies the relationship 5≦esum≦75, and eσ/eAv satisfies the relationship eσ/eAv≦0.46, where eAv (μm) is the average value of the widths e of the flat portions, and eσ is the standard deviation thereof.

    摘要翻译： 提供了具有优异的清洁性能的电子照相感光构件，以及各自包括电子照相感光构件的处理盒和电子照相设备。 电子照相感光构件的周面具有多个宽度e（μm）的平坦部分，其宽度e（μm）满足关系式0.1＆nlE; e＆nlE; 25以及宽度w（μm）的多个沟槽部分，满足关系式0.1＆ ; w＆nlE; 25和深度d（μm），其满足关系式0.1＆nlE; d＆nlE; 3.0，平坦部分和沟槽部分以角度交替地形成; （°），其相对于电子照相感光构件的轴向方向满足关系80＆lt; nlE;＆amp; t;＆nlE; 100。 外周面轴向每100μm宽度的平面部分的宽度e的总和（μm）满足关系5＆nlE; esum＆nlE; 75，e＆sgr / eAv满足e＆sgr / eAv＆nlE的关系; 0.46，其中eAv（μm）是平坦部分的宽度e的平均值，e＆sgr; 是其标准偏差。

    Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
    5.
    发明授权
    Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus 有权
    电子照相感光构件，处理盒和电子照相设备

    公开(公告)号：US08865380B2

    公开(公告)日：2014-10-21

    申请号：US13007439

    申请日：2011-01-14

    申请人： Kazunori Noguchi ,  Harunobu Ogaki ,  Shio Murai ,  Atsushi Ochi ,  Koji Takahashi

    发明人： Kazunori Noguchi ,  Harunobu Ogaki ,  Shio Murai ,  Atsushi Ochi ,  Koji Takahashi

    IPC分类号： G03G5/04 ,  G03G15/00 ,  G03G5/05 ,  G03G5/06

    CPC分类号： G03G5/056 ,  G03G5/0564 ,  G03G5/0578 ,  G03G5/0614 ,  G03G15/75

    摘要： A charge transport layer, which is the surface layer of an electrophotographic photosensitive member, contains a charge transporting material, and a polyester resin A having a repeating structural unit including a specific siloxane moiety and at least one of a polyester resin C having a specific structure and a polycarbonate resin D having a specific structure as a binder resin. The content of the siloxane moiety in the polyester resin A is from 5% by mass or more to 30% by mass or less based on the total mass of the polyester resin A. The charge transport layer includes a domain made of the polyester resin A in a matrix made of the charge transporting material and at least one of the polyester resin C and the polycarbonate resin D.

    摘要翻译： 作为电子照相感光构件的表面层的电荷输送层含有电荷输送材料和具有特定硅氧烷部分的重复结构单元的聚酯树脂A和具有特定结构的聚酯树脂C中的至少一种 和具有特定结构的聚碳酸酯树脂D作为粘合剂树脂。 聚酯树脂A中的硅氧烷部分的含量相对于聚酯树脂A的总质量为5质量％以上30质量％以下。电荷输送层包含由聚酯树脂A 在由电荷输送材料和聚酯树脂C和聚碳酸酯树脂D中的至少一种制成的基体中。

    ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS
    6.
    发明申请
    ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS 有权
    电子照相感光元件，工艺盒和电子照相设备

    公开(公告)号：US20110177438A1

    公开(公告)日：2011-07-21

    申请号：US13007439

    申请日：2011-01-14

    申请人： Kazunori Noguchi ,  Harunobu Ogaki ,  Shio Murai ,  Atsushi Ochi ,  Koji Takahashi

    发明人： Kazunori Noguchi ,  Harunobu Ogaki ,  Shio Murai ,  Atsushi Ochi ,  Koji Takahashi

    IPC分类号： G03G5/04 ,  G03G21/18 ,  G03G15/00

    CPC分类号： G03G5/056 ,  G03G5/0564 ,  G03G5/0578 ,  G03G5/0614 ,  G03G15/75

    摘要： A charge transport layer, which is the surface layer of an electrophotographic photosensitive member, contains a charge transporting material, and a polyester resin A having a repeating structural unit including a specific siloxane moiety and at least one of a polyester resin C having a specific structure and a polycarbonate resin D having a specific structure as a binder resin. The content of the siloxane moiety in the polyester resin A is from 5% by mass or more to 30% by mass or less based on the total mass of the polyester resin A. The charge transport layer includes a domain made of the polyester resin A in a matrix made of the charge transporting material and at least one of the polyester resin C and the polycarbonate resin D.

    摘要翻译： 作为电子照相感光构件的表面层的电荷输送层含有电荷输送材料和具有特定硅氧烷部分的重复结构单元的聚酯树脂A和具有特定结构的聚酯树脂C中的至少一种 和具有特定结构的聚碳酸酯树脂D作为粘合剂树脂。 聚酯树脂A中的硅氧烷部分的含量相对于聚酯树脂A的总质量为5质量％以上30质量％以下。电荷输送层包含由聚酯树脂A 在由电荷输送材料和聚酯树脂C和聚碳酸酯树脂D中的至少一种制成的基体中。