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1. 发明专利

JP2005338149A Image forming apparatus and process cartridge 审中-公开
标题翻译：图像形成装置和处理盒
公开(公告)号：JP2005338149A
公开(公告)日：2005-12-08
申请号：JP2004153181
申请日：2004-05-24
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： YAMADA TAKASHI , HOSHIZAKI TAKETOSHI , SUZUKI TAKAHIRO
IPC分类号： B41J2/44 , B41J2/45 , B41J2/455 , G03G5/047 , G03G15/00 , G03G15/04 , G03G21/10
摘要： PROBLEM TO BE SOLVED: To provide a self-scanning LED array system image forming apparatus capable of achieving higher image quality, a higher speed and a longer operating life in a high level and in a well-balanced state. SOLUTION: The image forming apparatus 100 has an electrophotographic photoreceptor 106 and an exposure device 110. In the image forming apparatus 100, an electrophotographic process including charge, exposure, development and transfer is carried out in order. The exposure device 110 has an LED array comprising a plurality of LEDs as an exposure light source and has configuration adopting a self-scanning LED array system by which a light beam is scanned on the electrophotographic photoreceptor according to image data to form an electrostatic latent image. The electrophotographic photoreceptor 106 has a conductive substrate 2 and a photosensitive layer 3 comprising a charge generating layer 5 and a charge transport layer 6 formed on the conductive substrate 2, wherein when the electrophotographic process is repeated by 400,000 cycles, an average wear rate of the photosensitive layer 3 is ≤15 nm per 1,000 cycles, and difference between maximum and minimum values of thickness in an image forming region of the photosensitive layer 3 after 400,000 cycles is ≤15% of an average thickness of the charge transport layer 6 before carrying out the electrophotographic process. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种能够在高水平和平衡状态下实现更高图像质量，更高速度和更长使用寿命的自扫描LED阵列系统图像形成装置。图像形成装置100具有电子照相感光体106和曝光装置110.在图像形成装置100中，依次进行充电，曝光，显影和转印的电子照相处理。曝光装置110具有包括多个LED作为曝光光源的LED阵列，并且具有采用自扫描LED阵列系统的构造，通过该自阵列阵列系统根据图像数据在电子照相感光体上扫描光束以形成静电潜像。电子照相感光体106具有导电性基材2和感光层3，该感光层3包含形成在导电性基材2上的电荷产生层5和电荷输送层6，其中当电子照相方法重复40万次时，平均磨损率感光层3每1000次循环为≤15nm，在400,000次循环后，感光层3的图像形成区域的厚度的最大值和最小值之差在进行前为电荷输送层6的平均厚度的±15％电子照相过程。版权所有（C）2006，JPO＆NCIPI

2. 发明专利

JP2005309358A Image forming apparatus 有权
标题翻译：图像形成装置
公开(公告)号：JP2005309358A
公开(公告)日：2005-11-04
申请号：JP2004253147
申请日：2004-08-31
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： BANDO KOJI , KUSAYANAGI MAKOTO , SUZUKI TAKAHIRO , AIDA MICHIKO , YAMADA TAKASHI
IPC分类号： G03G21/00 , G03G5/047 , G03G5/05 , G03G5/14 , G03G5/147 , G03G15/00 , G03G15/01 , G03G15/16
CPC分类号： G03G15/1685 , G03G15/162 , G03G2215/0119
摘要： PROBLEM TO BE SOLVED: To provide an image forming apparatus capable of stably forming images of good image quality over a prolonged period of time. SOLUTION: The image forming apparatus includes an electrophotographic photoreceptor having a conductive substrate, a subbing layer and a photosensitive layer; a charging unit for charging the surface of the photoreceptor; an exposure unit for exposing the surface of the photoreceptor to form an electrostatic latent image; a developing unit for developing the electrostatic latent image with a toner to form a toner image; a transfer unit for primarily transferring the toner image onto an intermediate transfer belt and secondarily transferring the primarily transferred image on the intermediate transfer belt onto a transfer medium; and a cleaning unit for removing the toner remaining on the surface of the photoreceptor. The surface of the intermediate transfer belt has a dynamic hardness of 22×10 9 -36×10 9 N/m 2 ; a dynamic hardness of the surface of the photoreceptor is smaller than the dynamic hardness of the surface of the intermediate transfer belt; and the subbing layer has a thickness of ≥7 μm. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供能够在长时间内稳定地形成良好图像质量的图像的图像形成装置。解决方案：图像形成装置包括具有导电基板，底层和感光层的电子照相感光体; 用于对感光体的表面充电的充电单元; 用于曝光感光体的表面以形成静电潜像的曝光单元; 显影单元，用于利用调色剂显影静电潜像以形成调色剂图像; 转印单元，用于主要将调色剂图像转印到中间转印带上，并将中间转印带上的主要转印图像二次转印到转印介质上; 以及用于去除残留在感光体表面上的调色剂的清洁单元。中间转印带的表面具有动态硬度为22×10 -36×10 9 N / m 2 ; 感光体表面的动态硬度小于中间转印带表面的动态硬度; 并且底层的厚度为≥7μm。版权所有（C）2006，JPO＆NCIPI

3. 发明专利

JP2004226751A Electrophotographic photoreceptor, method for manufacturing the same, electrophotographic apparatus, and process cartridge 审中-公开
公开(公告)号：JP2004226751A
公开(公告)日：2004-08-12
申请号：JP2003015338
申请日：2003-01-23
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： INOUE KENJI , AIDA MICHIKO , MIYAMOTO MASAHIKO , YAMADA TAKASHI , KAMIJO YUKIKO , YAMAZAKI JUNKO , NUKADA HIDEMI
IPC分类号： G03G5/14 , G03G5/00
摘要： PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor which ensures both high leakage prevention and electrical properties and can obtain good image quality without causing image defects such as fog even when used in combination with a contact charging device. SOLUTION: In the electrophotographic photoreceptor 1 having an intermediate layer 4 and a photosensitive layer 3 formed in this order on a conductive substrate 2, the intermediate layer 4 is formed by applying and drying a coating liquid for an intermediate layer containing fine metal oxide particles and having a water content of 0.5 wt.% on the conductive substrate 2. COPYRIGHT: (C)2004,JPO&NCIPI

4. 发明专利

JP2004020727A Electrophotographic photoreceptor, method for manufacturing electrophotographic photoreceptor, process cartridge, and electrophotographic device 有权
公开(公告)号：JP2004020727A
公开(公告)日：2004-01-22
申请号：JP2002173004
申请日：2002-06-13
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： NUKADA HIDEMI , HOSHIZAKI TAKETOSHI , ESUMI TETSUYA , AIDA MICHIKO , YAMADA TAKASHI , TAKEGAWA ICHIRO
IPC分类号： G03G5/14 , G03G5/06
摘要： PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor which can sufficiently prevent degradation in electric characteristics accompanying repetitive use, has high durability and high resolution quality, and can be easily constituted and a method for manufacturing the same, a process cartridge mounted with this electrophotographic photoreceptor, and an electrophotographic device. SOLUTION: The electrophotographic photoreceptor 100 has a conductive support layer 3, a photosensitive layer 6 containing pigment, and an under-coating layer 4 arranged between the conductive support layer and the photosensitive layer. Metal oxide particles subjected to a surface treatment by using an organic metal compound having a hydrolzable functional group are included in the under-coating layer 4 and the moisture content in the state before the layer is subjected to the surface treatment of the metal oxide particles is confined to ≤1.0mass%. COPYRIGHT: (C)2004,JPO

5. 发明专利

JP2007004089A Method for manufacturing electrophotographic photoreceptor and apparatus for removing excess coating film 有权
标题翻译：制造电子照相感光体的方法和移除超薄膜的装置
公开(公告)号：JP2007004089A
公开(公告)日：2007-01-11
申请号：JP2005187470
申请日：2005-06-27
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： SAITO TOSHIAKI , SEKO MASAMICHI , NAKABAYASHI WATARU , KUWABARA TATSUO , AZUMA MASARU , HIROSE HIDEKI , YAMADA TAKASHI , ASAHI TORU
IPC分类号： G03G5/00 , G03G5/05 , G03G5/10
摘要： PROBLEM TO BE SOLVED: To provide a method for manufacturing an electrophotographic photoreceptor with which the excess coating film of an electrophotographic photoreceptor is removed with an organic solvent, so that when the manufactured electrophotographic photoreceptor is used in an electrophotographic process, occurrence of an image defect (unevenness in halftone) can be suppressed, and an apparatus for removing an excess coating film. SOLUTION: The method for manufacturing an electrophotographic photoreceptor includes at least a coating film forming step of subjecting a cylindrical substrate to coating film formation treatment by a dip coating method, wherein after the coating film formation treatment, excess coating film removal treatment is carried out by which an excess coating film formed on at least one end of the cylindrical substrate is removed with the organic solvent, and the vapor concentration of the organic solvent on the end part of an image formation area of the cylindrical substrate in the excess coating film removal treatment is adjusted to ≤3%. The apparatus for removing an excess coating film is particularly used in the method for manufacturing an electrophotographic photoreceptor. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种用有机溶剂除去电子照相感光体的多余涂膜的电子照相感光体的制造方法，使得当制造的电子照相感光体用于电子照相方法时，发生可以抑制图像缺陷（半色调的不均匀），以及用于去除多余的涂膜的装置。解决方案：电子照相感光体的制造方法至少包括：通过浸涂法对圆筒状基材进行成膜处理的涂膜形成工序，其中，在涂膜形成处理后，过度的除去膜的处理为进行了利用有机溶剂除去形成在筒状基材的至少一端的过量的涂膜，并且在过量涂层中的圆筒形基板的图像形成区域的端部上的有机溶剂的蒸汽浓度去膜处理调整至≤3％。用于除去过量涂膜的装置特别用于电子照相感光体的制造方法。版权所有（C）2007，JPO＆INPIT

6. 发明专利

JP2009251374A Foam roll, method for manufacturing the same, process cartridge, and image forming apparatus 审中-公开
标题翻译：泡沫辊，其制造方法，工艺盒和图像形成装置
公开(公告)号：JP2009251374A
公开(公告)日：2009-10-29
申请号：JP2008100490
申请日：2008-04-08
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： MURASE HISASHI , KAWATANI TETSUYA , NANBA HARUYUKI , YAMADA TAKASHI
IPC分类号： G03G15/16 , F16C13/00
摘要： PROBLEM TO BE SOLVED: To provide a foam roll capable of preventing distortion and positional deviation of a foam. SOLUTION: The foam roll includes a cylindrical foam 2 having a plurality of cells 3 and a conductive core 1 inserted into a hollow part penetrating the foam 2 in an axial direction of the foam 2 from one end of the foam 2 up to the other end and brought into contact with the foam 2, wherein in an area in which a distance from the end part of the foam 2 to the whole length of the foam 2 in the axial direction is ≤5% on the hollow side surface of the foam 2 before inserting the core 1 into the hollow part, a ratio D/R of the average diameter D of a cell 3 located on the hollow part side surface to the surface roughness Ra of the core 1 is 100 to 400. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够防止泡沫体的变形和位置偏移的泡沫辊。解决方案：泡沫辊包括具有多个单元3的圆柱形泡沫2和从泡沫2的一端沿着泡沫塑料2的轴向方向插入到泡沫体2的中空部分的中空部分中的导电芯1直到另一端与泡沫2接触，其中在从空心侧面的泡沫体2的端部到泡沫体2的整个长度在轴向方向上的距离为5％以下的区域在将芯1插入中空部之前的泡沫2，位于中空部侧表面的电池3的平均直径D与芯1的表面粗糙度Ra的比D / R为100〜400。 >版权所有（C）2010，JPO＆INPIT

7. 发明专利

JP2008268675A Transfer roller, its manufacturing method, and image forming apparatus 审中-公开
标题翻译：转印辊，其制造方法和图像形成装置
公开(公告)号：JP2008268675A
公开(公告)日：2008-11-06
申请号：JP2007113446
申请日：2007-04-23
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： YAMADA TAKASHI , NANBA HARUYUKI , HARA YUKIO
IPC分类号： G03G15/16
摘要： PROBLEM TO BE SOLVED: To provide a transfer roll capable of sufficiently suppressing occurrence of image deviation or uneven density in an image forming apparatus even when being stored under a high temperature and humidity environment. SOLUTION: The transfer roll includes a conductive core body 1 and an elastic layer 2 disposed on the outer periphery of the core body 1. The core body 1 and the elastic layer 2 are bonded together with interposing an adhesive agent layer 3 partially formed between them. In an optional area of 10 mm×10 mm of the bonded surface (a) with the elastic layer 2 disposed, of the outer peripheral surface of the core body 1, the area ratio of the portion where the adhesive agent layer 3 is formed is 30 to 70%. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：即使在高温和高湿环境下储存的情况下，也可提供能够充分抑制图像形成装置中的图像偏离或浓度不均匀的转印辊。解决方案：转印辊包括导电芯体1和布置在芯体1的外周上的弹性层2.芯体1和弹性层2通过将粘合剂层3部分地部分地粘合在一起在他们之间形成。在芯体1的外周面的配置有弹性层2的接合面（a）的10mm×10mm的可选区域中，形成粘合剂层3的部分的面积比为 30〜70％。版权所有（C）2009，JPO＆INPIT

8. 发明专利

JP2008040231A Resin belt, and image forming apparatus equipped with the same, and method for manufacturing the resin belt 审中-公开
标题翻译：树脂皮带及其成像设备及其制造方法
公开(公告)号：JP2008040231A
公开(公告)日：2008-02-21
申请号：JP2006215624
申请日：2006-08-08
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： YAMADA TAKASHI , FUKUDA SHIGERU
IPC分类号： G03G15/16
摘要： PROBLEM TO BE SOLVED: To provide a resin belt usable as a transfer member superior in surface resistivity maintainability and mechanical characteristic over a long period of time, and to provide a method for manufacturing the same, and an image forming apparatus using the same. SOLUTION: The resin belt comprises a resin layer in which a heat resistant resin (A) of 20,000 to 27,000 in number average molecular weight and a heat resistant resin (B) of 35,000 to 40,000 in number average molecular weight are contained, the heat resistant resin (B) is contained at 150 to 220 parts by mass to 100 parts by mass the heat resistant resin A and tensile modulus of elasticity is 3,500 to 8,000 MPa. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供可用作传导构件的树脂带，其表面电阻率可维持性和机械特性优于长时间，并提供其制造方法，以及使用该相同。解决方案：树脂带包括其数均分子量为20,000至27,000的耐热树脂（A）和数均分子量为35,000至40,000的耐热树脂（B）的树脂层，耐热性树脂（B）的含量为150〜220质量份，耐热性树脂A为100质量份，拉伸弹性模量为3,500〜8,000MPa。版权所有（C）2008，JPO＆INPIT

9. 发明专利

JP2007147746A Electrophotographic photoreceptor, process cartridge, image forming device, and method for manufacturing electrophotographic photoreceptor 审中-公开
标题翻译：电子照相机，过程盒，图像形成装置，以及制造电子照相光电子器件的方法
公开(公告)号：JP2007147746A
公开(公告)日：2007-06-14
申请号：JP2005339007
申请日：2005-11-24
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： MASUMURA TOMOHIRO , YAMAMOTO SHINYA , HASHIBA SHIGETO , YAHAGI KOICHI , NUKADA HIDEMI , YAMADA TAKASHI , AIDA MICHIKO
IPC分类号： G03G5/14 , G03G5/05
摘要： PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor that can sufficiently suppress decrease in image density due to repeated use and production of a negative memory and has excellent repeated potential characteristics and environmental stability, to provide a method for manufacturing the electrophotographic photoreceptor, and to provide an electrophotographic device and a process cartridge. SOLUTION: The electrophotographic photoreceptor 1 has a functional layer containing zinc oxide particles, the functional layer 3 containing zinc oxide particles satisfying formula (1):A≤50 or the zinc oxide particles subjected to a surface treatment, wherein A represents an electric conductivity (μS/cm) of a mixture liquid at 25°C prepared by mixing the zinc oxide particles with pure water having the electric conductivity of 1.0 μS/cm to obtain the concentration of 2.5 mass%. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：解决问题：为了提供能够充分抑制由于反复使用和负记忆体的产生而导致的图像浓度降低并且具有优异的重复的电位特性和环境稳定性的电子照相感光体，以提供一种制造电子照相感光体的方法，并提供电子照相装置和处理盒。解决方案：电子照相感光体1具有含有氧化锌颗粒的功能层，含有满足式（1）的氧化锌颗粒的功能层3：A≤50或进行表面处理的氧化锌颗粒，其中A表示通过将氧化锌颗粒与电导率为1.0μS/ cm的纯水混合而制备的25℃下的混合液的电导率（μS/ cm），得到2.5质量％的浓度。版权所有（C）2007，JPO＆INPIT

10. 发明专利

JP2006267954A Image forming apparatus 审中-公开
标题翻译：图像形成装置
公开(公告)号：JP2006267954A
公开(公告)日：2006-10-05
申请号：JP2005089921
申请日：2005-03-25
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： SUZUKI TAKAHIRO , ASAHI TORU , HOSHIZAKI TAKETOSHI , AIDA MICHIKO , YAMADA TAKASHI
IPC分类号： G03G15/04 , G03G5/06 , G03G5/14
摘要： PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor realizing high image quality and high speed and an image forming apparatus using the same, in the image forming apparatus which adopts a method for forming an electrostatic latent image of a multi-beam system and especially a method for simultaneously scanning at least 3 or at least 10 laser beams by using a surface emitting laser which can be easily arrayed as a light source.
SOLUTION: The image forming apparatus is provided with at least the electrophotographic photoreceptor, a charging means, an exposing means, a developing means and a transferring means. The exposing means has a surface emitting laser array as the light source and a plurality of light beams from the surface emitting laser array scan on the electrophotographic photoreceptor and the light attenuation curve of the electrophotographic photoreceptor satisfies following expression (1), (VH-VL)×0.10≤[(VH+VL)/2]-VM≤(VH-VL)×0.30.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种实现高图像质量和高速度的电子照相感光体，以及使用该电子照相感光体的图像形成装置，在采用多光束系统的静电潜像形成方法的图像形成装置中特别是通过使用可以容易地排列为光源的表面发射激光器来同时扫描至少3个或至少10个激光束的方法。解决方案：图像形成装置至少设有电子照相感光体，充电装置，曝光装置，显影装置和转印装置。曝光装置具有表面发射激光器阵列作为光源，并且来自表面发射激光器阵列的多个光束在电子照相感光体上扫描并且电子照相感光体的光衰减曲线满足以下表达式（1），（VH-VL ）×0.10≤[（VH + VL）/ 2]-VM≤（VH-VL）×0.30。版权所有（C）2007，JPO＆INPIT

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