Method for manufacturing electrophotographic photoreceptor
    42.
    发明专利
    Method for manufacturing electrophotographic photoreceptor 有权
    制造电子照相光电子的方法

    公开(公告)号:JP2014013370A

    公开(公告)日:2014-01-23

    申请号:JP2013090806

    申请日:2013-04-23

    Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing an electrophotographic photoreceptor capable of improving stability of viscosity coefficient of a coating liquid for a chronological charge transport layer, and forming a charge transport layer with smaller film thickness change.SOLUTION: A method includes a step of dispersing particles including a charge transport substance and a binder resin in a fluid medium, to prepare a fluid dispersion; and a step of producing a coating film of the fluid dispersion, heating the coating film, desiccating the coating film, dissolving the fluid medium particles including the charge transport substance and particles including the binder resin, to produce the charge transport layer. The fluid medium includes a specific liquid.

    Abstract translation: 要解决的问题:提供一种用于制造电子照相感光体的方法,该方法能够提高用于时间顺序的电荷输送层的涂布液的粘度系数的稳定性,并且形成具有较小膜厚变化的电荷输送层。方法包括: 将包含电荷输送物质和粘合剂树脂的粒子分散在流体介质中的步骤,以制备流体分散体; 以及制造流体分散体的涂膜的步骤,加热涂膜,干燥涂膜,溶解包含电荷输送物质的流体介质颗粒和包含粘合剂树脂的颗粒,以产生电荷输送层。 流体介质包括特定的液体。

    Electrophotographic photoreceptor, image forming method and image forming apparatus using the same, process cartridge for image forming apparatus, and method for manufacturing electrophotographic photoreceptor
    45.
    发明专利
    Electrophotographic photoreceptor, image forming method and image forming apparatus using the same, process cartridge for image forming apparatus, and method for manufacturing electrophotographic photoreceptor 有权
    电子照相机,图像形成方法和使用其的图像形成装置,用于图像形成装置的处理盒,以及用于制造电子照相光电子器件的方法

    公开(公告)号:JP2008112078A

    公开(公告)日:2008-05-15

    申请号:JP2006296146

    申请日:2006-10-31

    Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing an electrophotographic photoreceptor capable of obtaining high-definition images over a long period of time by maintaining very stable electric properties and high mechanical durability over a long period of time, an electrophotographic photoreceptor formed using the method, an image forming apparatus and an image forming method using the electrophotographic photoreceptor, and a process cartridge for the image forming apparatus. SOLUTION: In the method for manufacturing an electrophotographic photoreceptor having at least a photosensitive layer and a surface protective layer on a conductive support, after forming the surface protective layer by photocuring at least a radically polymerizable compound, a supercritical fluid and/or a subcritical fluid containing a charge transporting compound is brought into contact with the surface protective layer. COPYRIGHT: (C)2008,JPO&INPIT

    Abstract translation: 要解决的问题:为了提供一种通过长期保持非常稳定的电性能和高机械耐久性,能够长时间获得高清晰度图像的电子照相感光体的制造方法,电子照相感光体 使用该方法形成,图像形成装置和使用电子照相感光体的图像形成方法,以及用于图像形成装置的处理盒。 解决方案:在用于制造在导电载体上至少具有感光层和表面保护层的电子照相感光体的方法中,在通过光固化至少可自由基聚合的化合物形成表面保护层之后,将超临界流体和/或 含有电荷输送化合物的亚临界流体与表面保护层接触。 版权所有(C)2008,JPO&INPIT

    Electrophotographic photoreceptor, method for manufacturing the same, process cartridge and image forming apparatus
    46.
    发明专利
    Electrophotographic photoreceptor, method for manufacturing the same, process cartridge and image forming apparatus 有权
    电子照相机,其制造方法,工艺盒和图像形成装置

    公开(公告)号:JP2008107730A

    公开(公告)日:2008-05-08

    申请号:JP2006292798

    申请日:2006-10-27

    Abstract: PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor excellent in wear resistance, capable of substantially avoiding peeling and generation of a ghost even in long-term continuous use in an electrophotographic apparatus, and capable of controlling a granular feeling, a process cartridge and an electrophotographic apparatus. SOLUTION: The electrophotographic photoreceptor is obtained by stacking a charge generating layer and a charge transport layer on a cylindrical support in sequence from the cylindrical support side, wherein the charge transport layer contains a hardening resin and a thermoplastic resin as a resin in such a way that a content ratio of the hardening resin to the entire resin in the charge transport layer increases in a film thickness direction as getting away from the charge generating layer side. COPYRIGHT: (C)2008,JPO&INPIT

    Abstract translation: 要解决的问题:为了提供耐磨性优异的电子照相感光体,即使在电子照相设备中长期连续使用也能够基本上避免剥离和产生重影,并且能够控制颗粒感,工艺 盒和电子照相设备。 解决方案:电子照相感光体通过从圆柱形支撑体侧依次层叠电荷产生层和电荷输送层而获得,其中电荷输送层含有硬化树脂和作为树脂的热塑性树脂 使得电荷输送层中的硬化树脂与整个树脂的含量比在离开电荷产生层侧时在膜厚度方向上增加的方式。 版权所有(C)2008,JPO&INPIT

    Electrophotographic photoreceptor, method for manufacturing the same, process cartridge and image forming apparatus
    47.
    发明专利
    Electrophotographic photoreceptor, method for manufacturing the same, process cartridge and image forming apparatus 有权
    电子照相机,其制造方法,工艺盒和图像形成装置

    公开(公告)号:JP2008107729A

    公开(公告)日:2008-05-08

    申请号:JP2006292797

    申请日:2006-10-27

    Abstract: PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor excellent in wear resistance and capable of substantially avoiding generation of a ghost even in continuous use in an electrophotographic apparatus, a process cartridge and an electrophotographic apparatus. SOLUTION: The electrophotographic photoreceptor is obtained by stacking a photosensitive layer and an outermost surface layer 5 on a cylindrical support in sequence from the cylindrical support side, wherein the outermost surface layer 5 contains a charge transport material and a hardening resin in such a way that a content ratio of the hardening resin in the outermost surface layer 5 increases in a film thickness direction as getting away from the photosensitive layer side. The process cartridge and the electrophotographic apparatus are equipped with the electrophotographic photoreceptor. COPYRIGHT: (C)2008,JPO&INPIT

    Abstract translation: 要解决的问题:提供耐磨性优异的电子照相感光体,并且能够基本上避免在电子照相设备,处理盒和电子照相设备中连续使用时产生重影。 解决方案:电子照相感光体通过从圆柱形支撑体侧依次层叠感光层和最外表面层5而获得,其中最外表面层5含有电荷输送材料和硬化树脂 使最外表层5中的硬化树脂的含量比在离开感光层侧的膜厚度方向上增加的方式。 处理盒和电子照相设备配备有电子照相感光体。 版权所有(C)2008,JPO&INPIT

    Electrophotographic photoreceptor, and apparatus for forming electrophotographic image
    50.
    发明专利
    Electrophotographic photoreceptor, and apparatus for forming electrophotographic image 审中-公开
    电子照相机和电子摄影图像的形成装置

    公开(公告)号:JP2007034312A

    公开(公告)日:2007-02-08

    申请号:JP2006206985

    申请日:2006-07-28

    Abstract: PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor capable of preventing deterioration of images due to repeated use, and to provide an apparatus for forming an electrophotographic image. SOLUTION: The electrophotographic photoreceptor includes an underlayer, charge-generating layer and charge transport layer that are formed sequentially on a conductive substrate. The underlayer includes a metal oxide, binder resin and heat stabilizer. The charge-generating layer includes the binder resin and phthalocyanine charge-generating materials. The charge transport layer includes a charge transport material, binder resin and heat stabilizer. Then, the electrophotographic photoreceptor and apparatus for forming the electrophotographic image with the photoreceptor are provided. The photoreceptor contains a specified combination of heat stabilizers in the underlayer and the charge transport layer. By using a combination of butadiene amine compound and hydrazone system compound or benzidine compound as the CTM of the charge transport layer, light resistance and thermal fatigue resistances are enhanced, and deterioration of images due to the repeated use can be restrained. COPYRIGHT: (C)2007,JPO&INPIT

    Abstract translation: 要解决的问题:提供一种能够防止由于重复使用而导致的图像劣化的电子照相感光体,并且提供一种用于形成电子照相图像的装置。 解决方案:电子照相感光体包括依次形成在导电基片上的底层,电荷产生层和电荷传输层。 底层包括金属氧化物,粘合剂树脂和热稳定剂。 电荷产生层包括粘合剂树脂和酞菁电荷产生材料。 电荷输送层包括电荷输送材料,粘合剂树脂和热稳定剂。 然后,提供电子照相感光体和用感光体形成电子照相图像的装置。 感光体包含底层中的热稳定剂和电荷输送层的特定组合。 通过使用丁二烯胺化合物和腙体系化合物或联苯胺化合物的组合作为电荷输送层的CTM,可以提高耐光性和耐热疲劳性,并且可以抑制由于重复使用引起的图像劣化。 版权所有(C)2007,JPO&INPIT

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