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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。

    Method for preparing electrophotographic photosensitive member
    7.
    发明授权
    Method for preparing electrophotographic photosensitive member 有权
    电子照相感光构件的制备方法

    公开(公告)号：US07629102B2

    公开(公告)日：2009-12-08

    申请号：US12025399

    申请日：2008-02-04

    申请人： Atsushi Ochi ,  Harunobu Ogaki ,  Kazunori Noguchi ,  Hiroki Uematsu ,  Masataka Kawahara

    发明人： Atsushi Ochi ,  Harunobu Ogaki ,  Kazunori Noguchi ,  Hiroki Uematsu ,  Masataka Kawahara

    IPC分类号： G03G5/00

    CPC分类号： G03G5/147 ,  G03G5/047 ,  G03G5/0525

    摘要： A method for preparing in high productivity and stably an electrophotographic photosensitive member having depressed portions on its surface, is provided. The method is characterized in that a coating liquid for a surface layer which includes a solvent including a hydrophilic solvent and a hydrophobic solvent and a polymer compound soluble in the hydrophobic solvent is used; the hydrophilic solvent has a boiling point equal to or higher than that of the hydrophobic solvent; the hydrophilic solvent has a dipole moment of 0 or more and less than 2.8, obtained by a structure optimized calculation using a semiempirical molecular orbital calculation; the total mass of the hydrophobic solvent is 50 mass % or more and less than 100 mass % of the total mass of the solvent included in the coating liquid for a surface layer; and after the coating liquid for a surface layer is applied, the depressed portions are formed by condensation on the surface on which the coating liquid for a surface layer is applied.

    摘要翻译： 提供了一种以高生产率和稳定地制备其表面具有凹陷部分的电子照相感光构件的方法。 该方法的特征在于，使用包含亲水性溶剂和疏水性溶剂的溶剂的表面层用涂布液和可溶于疏水性溶剂的高分子化合物。 亲水性溶剂的沸点等于或高于疏水性溶剂的沸点; 亲水性溶剂的偶极矩为0以上且小于2.8，通过使用半经验分子轨道计算的结构优化计算获得; 疏水性溶剂的总质量为表面层用涂布液中所含的溶剂总质量的50质量％以上且小于100质量％ 并且在施加表面层用涂布液之后，通过冷凝形成凹部，在其上施加表面层用涂布液的表面上。

    Method of producing solid body having depressed portions on its surface and method of producing electrophotographic photosensitive member
    9.
    发明授权
    Method of producing solid body having depressed portions on its surface and method of producing electrophotographic photosensitive member 有权
    其表面具有凹陷部分的固体的制造方法和制造电子照相感光构件的方法

    公开(公告)号：US07972551B2

    公开(公告)日：2011-07-05

    申请号：US12553286

    申请日：2009-09-03

    申请人： Atsushi Ochi ,  Harunobu Ogaki ,  Hiroki Uematsu

    发明人： Atsushi Ochi ,  Harunobu Ogaki ,  Hiroki Uematsu

    IPC分类号： C08J5/18

    CPC分类号： G03G5/0525 ,  G03G5/051 ,  G03G5/0514 ,  G03G5/0517 ,  G03G5/056 ,  G03G5/0564 ,  G03G5/14752 ,  G03G5/14756

    摘要： A method for producing a solid body having depressed portions on its surface is provided. The method includes: using a solution which includes a solvent A, a solvent B, a solvent C, and a polymer compound, where the solvent B is a hydrophobic solvent, the solvent A is a hydrophilic solvent having a boiling point not lower than the boiling point of the solvent B, and the solvent C is a non-hydrophobic solvent having a boiling point lower than the boiling point of the solvent B, and the contents of the solvent A, solvent B, and solvent C satisfy specific conditions; and solidifying the solution while forming depressed portions on the surface of the solution by condensation during the process of evaporating the solvents included in the solution.

    摘要翻译： 提供了一种在其表面上具有凹陷部分的固体的制造方法。 该方法包括：使用包含溶剂A，溶剂B，溶剂C和高分子化合物的溶液，其中溶剂B是疏水性溶剂，溶剂A是沸点不低于 溶剂B的沸点，溶剂C是沸点低于溶剂B的沸点的非疏水性溶剂，溶剂A，溶剂B和溶剂C的含量满足特定条件; 并在溶液中包含的溶剂的蒸发过程中通过冷凝在溶液表面上形成凹陷部分而固化。

    Electrophotographic photosensitive member having siloxane-polyester, process cartridge and electrophotographic apparatus
    10.
    发明授权
    Electrophotographic photosensitive member having siloxane-polyester, process cartridge and electrophotographic apparatus 有权
    具有硅氧烷 - 聚酯，处理盒和电子照相设备的电子照相感光构件

    公开(公告)号：US07875410B2

    公开(公告)日：2011-01-25

    申请号：US12637158

    申请日：2009-12-14

    申请人： Harunobu Ogaki ,  Hiroki Uematsu ,  Atsushi Ochi

    发明人： Harunobu Ogaki ,  Hiroki Uematsu ,  Atsushi Ochi

    IPC分类号： G03G5/05

    CPC分类号： G03G5/056 ,  G03G5/0564 ,  G03G5/0578 ,  G03G5/0592 ,  G03G5/0614 ,  G03G5/14752 ,  G03G5/14773 ,  G03G5/14791

    摘要： A charge transport layer serving as a surface layer of an electrophotographic photosensitive member contains a charge transporting material, polyester resin A containing a siloxane moiety and at least one of polyester resin C and polycarbonate resin D. The content of a siloxane moiety in polyester resin A is not less than 10% by mass and not more than 40% by mass relative to the total mass of polyester resin A. The charge transport layer has a matrix-domain structure having a matrix formed of the charge transporting material and at least one of polyester resin C and polycarbonate resin D and a domain formed of polyester resin A in the matrix.

    摘要翻译： 用作电子照相感光构件的表面层的电荷传输层包含电荷输送材料，含有硅氧烷部分的聚酯树脂A和聚酯树脂C和聚碳酸酯树脂D中的至少一种。聚酯树脂A中的硅氧烷部分的含量 相对于聚酯树脂A的总质量不小于10质量％且不超过40质量％。电荷输送层具有矩阵结构，其具有由电荷输送材料形成的基体，以及至少一种 聚酯树脂C和聚碳酸酯树脂D以及由基体中的聚酯树脂A形成的畴。