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1. 发明专利

JP2014032419A Cleaning member 审中-公开
标题翻译：清洁会员
公开(公告)号：JP2014032419A
公开(公告)日：2014-02-20
申请号：JP2013214839
申请日：2013-10-15
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： KANO TOMIYUKI , KAWAI TSUYOSHI
IPC分类号： G03G15/02
摘要： PROBLEM TO BE SOLVED: To provide a cleaning member in which an elastic layer is restrained from peeling off from a core body.SOLUTION: A cleaning member includes: a core body 100A; a foam elastic layer 100B disposed by spirally winding a strip-like polyurethane foam elastic member 100C around the outer peripheral surface of the core body 100A from one end to the other end of the core body 100A in its axial direction; and an adhesion layer 100D for adhering the foam elastic layer 100B to the core body 100A. At least one end or both ends of the polyurethane foam elastic member 100C in its longitudinal direction is subjected to compression treatment in the thickness direction of the polyurethane foam elastic member 100C in advance. An area of a surface in contact with the outer peripheral surface of the core body 100A through the adhesion layer 100D at at least one end or both ends of the foam elastic layer 100B in its longitudinal direction is 40% or more at a contact area rate per unit area.
摘要翻译：要解决的问题：提供一种清洁构件，其中弹性层被限制从芯体上剥离。清洁构件包括：芯体100A; 泡沫弹性层100B，其通过从芯体100A的轴向上的一端到另一端螺旋地缠绕带状聚氨酯泡沫塑料弹性构件100C围绕芯体100A的外周面; 以及用于将泡沫弹性层100B粘附到芯体100A的粘合层100D。聚氨酯泡沫弹性体100C的长度方向的至少一端或两端预先在聚氨酯泡沫弹性体100C的厚度方向进行压缩处理。在泡沫弹性层100B的长度方向的至少一端或两端，通过粘合层100D与芯体100A的外周面接触的面的面积的接触面积率为40％以上每单位面积。

2. 发明专利

JP2013047751A Electrophotographic photoreceptor, process cartridge, image forming apparatus, and image forming method 有权
标题翻译：电子照相机，过程盒，图像形成装置和图像形成方法
公开(公告)号：JP2013047751A
公开(公告)日：2013-03-07
申请号：JP2011186256
申请日：2011-08-29
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： KOSEKI KAZUHIRO , HASHIBA SHIGETO , SUGIURA AKIYA , IDE KENTA , KANO TOMIYUKI , NARITA KOSUKE
IPC分类号： G03G5/05 , G03G5/06 , G03G5/147
摘要： PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor in which wear on the surface is suppressed.SOLUTION: The electrophotographic photoreceptor includes a support body 2 and one or more layers of a base coating layer, a charge generating layer 5 and a charge transporting layer 6 including at least a photosensitive layer 3, formed on the support body 2. The charge transporting layer 6 disposed at the farthest side from the support body 2 contains a polycarbonate resin satisfying the formula of 0.45≤(Mv/Mw)≤0.55 and at least two kinds of charge transporting materials containing at least a compound having a butadiene structure. In the above formula, Mv and Mw represent a viscosity average molecular weight and a weight average molecular weight, respectively.
摘要翻译：要解决的问题：提供抑制表面磨损的电子照相感光体。解决方案：电子照相感光体包括支撑体2和形成在支撑体2上的一层或多层基底涂层，电荷产生层5和至少包含感光层3的电荷输送层6。配置在与支撑体2最远侧的电荷输送层6包含满足式（0.45）（Mw / Mw）≤0.55的聚碳酸酯树脂和至少含有具有丁二烯结构的化合物的电荷输送材料。在上式中，Mv和Mw分别表示粘均分子量和重均分子量。版权所有（C）2013，JPO＆INPIT

3. 发明专利

JP2012203242A Electrophotographic photoreceptor, process cartridge, image forming apparatus, image forming method 有权
标题翻译：电子照相机，过程盒，图像形成装置，图像形成方法
公开(公告)号：JP2012203242A
公开(公告)日：2012-10-22
申请号：JP2011068565
申请日：2011-03-25
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： NARITA KOSUKE , IDE KENTA , KANO TOMIYUKI , NAKAMURA HIROSHI , KOSEKI KAZUHIRO , NUKADA HIDEMI , HASHIBA SHIGETO , SUZUKI TAKAHIRO
IPC分类号： G03G5/14
摘要： PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor that suppresses the occurrence of afterimages due to history of images.SOLUTION: An electrophotographic photoreceptor 1 includes: a substrate 2; an undercoat layer 4 that is provided on the substrate 2, contains an electron transporting compound having metal oxide particles and an anthraquinone skeleton, and has a wavelength indicating the maximum absorbance in a range of 475 nm and 510 nm in an absorption spectrum measured in a wavelength band of 450 nm to 1000 nm; a charge generation layer 5 that is provided on the undercoat layer 4; and a charge transport layer 6 that is provided on the charge generation layer 5.
摘要翻译：要解决的问题：提供一种抑制由于图像历史引起的残影的发生的电子照相感光体。电解质感光体1包括：基板2; 设置在基板2上的底涂层4含有具有金属氧化物粒子和蒽醌骨架的电子传输性化合物，并且具有表示在吸收光谱中在475nm和510nm范围内的最大吸光度的波长 450nm至1000nm的波长带; 设置在底涂层4上的电荷产生层5; 以及设置在电荷产生层5上的电荷传输层6.版权所有（C）2013，JPO＆INPIT

4. 发明专利

JP2012163863A 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：JP2012163863A
公开(公告)日：2012-08-30
申请号：JP2011025451
申请日：2011-02-08
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： ONO KEIKO , YAMAMOTO SHINYA , HASHIBA SHIGETO , KOSEKI KAZUHIRO , SUGIURA AKIYA , IDE KENTA , KANO TOMIYUKI
IPC分类号： G03G5/047 , G03G5/10
摘要： PROBLEM TO BE SOLVED: To provide an image forming apparatus employing a contact charging system in which a photoreceptor is charged by applying only a DC voltage to a charging roll, the image forming apparatus suppressing generation of a stripe in an axial direction of the photoreceptor in an image when a toner image is formed by the apparatus.SOLUTION: An image forming apparatus 100 includes: an electrophotographic photoreceptor 31 having a charge transporting layer having a charge mobility of 8.0×10cm/Vs or more in an electric field intensity of 30 V/μm; charging means including a charging roll 32 that rotates while being in contact with the surface of the photoreceptor and has a surface roughness of 8 μm or more and 20 μm or less, in which only a DC voltage is applied to the charging roll to charge the surface of the photoreceptor; electrostatic latent image forming means 26 exposing the surface of the charged photoreceptor to form an electrostatic latent image; developing means 33 developing the electrostatic latent image formed on the surface of the photoreceptor with a developer containing a toner to form a toner image; and transfer means 40 transferring the toner image formed on the surface of the photoreceptor onto a recording medium.
摘要翻译：解决的问题：为了提供一种图像形成装置，其使用通过仅对直流电压施加直流电压来对感光体进行充电的接触充电系统，该图像形成装置抑制沿轴向的条纹的产生当由该设备形成调色剂图像时图像中的感光体。解决方案：图像形成装置100包括：具有电荷迁移率为8.0×10 / cm 2的电荷输送层的电子照相感光体31 2 / Vs以上的电场强度为30V /μm; 充电装置包括充电辊32，该充电辊32在与感光体的表面接触的同时转动，并且具有8μm以上且20μm以下的表面粗糙度，其中仅对充电辊施加直流电压以对充电辊充电感光体的表面; 静电潜像形成装置26使带电感光体的表面露出，形成静电潜像; 显影装置33，用含有调色剂的显影剂显影在感光体的表面上形成的静电潜像，以形成调色剂图像; 以及转印装置40将形成在感光体表面上的调色剂图像转印到记录介质上。版权所有（C）2012，JPO＆INPIT

5. 发明专利

JP2013174913A Electrification apparatus, unit for image formation apparatus, process cartridge, and image formation apparatus 审中-公开
标题翻译：电子装置，图像形成装置，过程盒和图像形成装置
公开(公告)号：JP2013174913A
公开(公告)日：2013-09-05
申请号：JP2013096954
申请日：2013-05-02
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： KANO TOMIYUKI , KAWAI TSUYOSHI , NISHIMURA AKIRA , TAKEMOTO MAKOTO
IPC分类号： G03G15/02 , G03G21/10
摘要： PROBLEM TO BE SOLVED: To provide an electrification apparatus capable of suppressing deterioration of electrification performance due to faulty cleaning of an electrification member.SOLUTION: An electrification apparatus includes a cleaning member subject to compression processing in the thickness direction of a foam elastic layer 100B, in one end or both ends of a strip-like foam elastic member 100C to be a foam elastic layer 100B in a longitudinal direction. On the surface of a side opposite to the outer peripheral surface of a core body at least in one end or both ends of the foam elastic layer 100B in a longitudinal direction, a contact area ratio S per unit area of a region contacting with the outer peripheral surface of the core body 100A via an adhesion layer and peeling index W of the foam elastic layer 100B shown by a conditional expression (A1): W=ε×t×(1/R) satisfy the relation of a conditional expression (A2): W
摘要翻译：要解决的问题：提供一种能够抑制由于电气部件的清洗不良引起的起电性能的劣化的带电装置。解决方案：一种带电装置包括在泡沫弹性层100B的厚度方向上经受压缩加工的清洁部件，在条状泡沫弹性构件100C的一端或两端，在长度方向上为泡沫弹性层100B。在泡沫弹性层100B的长度方向的至少一端或两端的与芯体的外周面相反的一侧的表面上，与外部接触的区域的单位面积的接触面积率S 通过条件表达式（A1）所示的泡沫弹性层100B的粘合层和芯体100A的外周表面：W =＆（egr×T×（1 / R））满足条件表达式 A2）：W <1.42×S×α。在条件表达式（A1）和（A2）中，＆egr; 表示泡沫弹性层的杨氏模量（N / mm），t表示泡沫弹性层的厚度（mm），R表示芯体的半径（mm），α表示粘附系数（单位： - 粘附层）。

6. 发明专利

JP2013104974A Electrophotographic photoreceptor, image forming device, and process cartridge 审中-公开
标题翻译：电子照相机，图像形成装置和工艺盒
公开(公告)号：JP2013104974A
公开(公告)日：2013-05-30
申请号：JP2011247890
申请日：2011-11-11
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： KANO TOMIYUKI , HASHIBA SHIGETO , KOSEKI KAZUHIRO , NAKAMURA HIROSHI , IDE KENTA , NARITA KOSUKE , KAWASAKI AKIHIRO , SUZUKI TAKAHIRO
IPC分类号： G03G5/05 , G03G5/147
摘要： PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor having an outermost layer that maintains high abrasion resistance.SOLUTION: The electrophotographic photoreceptor includes at least a photosensitive layer formed on a substrate, and as an outermost layer, a layer formed by containing binder resin having a structural unit represented by general formula (A) and hindered phenol antioxidant with a content of 15 mass% with respect to the binder resin. In the general formula (A), Rand Rrepresent independently a halogen atom, an alkyl group of 1-6C, a cycloalkyl group of 5-7C, or an aryl group of 6-12C. (a) and b independently represent integers of 0-4.
摘要翻译：要解决的问题：提供具有保持高耐磨性的最外层的电子照相感光体。电子照相感光体包括至少形成在基材上的感光层，最外层是通过含有具有由通式（A）表示的结构单元和受阻酚抗氧化剂的粘合剂树脂形成的层，其含量为相对于粘合剂树脂为15质量％。在通式（A）中，R 1 和R 2 独立地表示卤原子，1-6C的烷基，5-7C的环烷基或6-12℃的芳基。（a）和b独立地表示0-4的整数。版权所有（C）2013，JPO＆INPIT

7. 发明专利

JP2013097067A Cleaning member, charging device, unit for image forming apparatus, process cartridge, and image forming apparatus 有权
标题翻译：清洁会员，充电装置，图像形成装置，过程盒和图像形成装置单元
公开(公告)号：JP2013097067A
公开(公告)日：2013-05-20
申请号：JP2011237897
申请日：2011-10-28
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： KANO TOMIYUKI , KAWAI TSUYOSHI , NISHIMURA AKIRA , TAKEMOTO MAKOTO
IPC分类号： G03G15/02 , G03G21/10
摘要： PROBLEM TO BE SOLVED: To provide a cleaning member for an image forming apparatus that suppresses an elastic layer from being peeled off from a core body.SOLUTION: A cleaning member for an image forming apparatus includes: a core body 100A; a foam elastic layer 100B that is spirally arranged on the outer peripheral surface of the core body 100A; and an adhesion layer 100D for causing the core body 100A to be adhered to the foam elastic layer 100B. A contact area rate S per unit area of an area, in a surface opposite to the outer peripheral surface of the core body at least at one or both ends in the longitudinal direction of the foam elastic layer 100B, that contacts the outer peripheral surface of the core body 100A through the adhesion layer and a peeling index W of the foam elastic layer 100B represented by a conditional expression (A1):W=ε×t×(1/R) satisfy the relationship represented by a conditional expression (A2):W
摘要翻译：要解决的问题：提供一种用于抑制弹性层从芯体剥离的图像形成装置的清洁部件。解决方案：用于图像形成装置的清洁构件包括：芯体100A; 螺旋状配置在芯体100A的外周面的泡沫弹性层100B，以及用于使芯体100A粘附到泡沫弹性层100B上的粘合层100D。在泡沫弹性层100B的长度方向的至少一端或两端与芯体的外周面相反的表面的面积的单位面积的接触面积率S，通过粘合层的芯体100A和由条件表达式（A1）表示的泡沫弹性层100B的剥离指数W：W =ε×t 3 ×（1 / R）满足由条件式（A2）表示的关系：W <1.42×S×α。在条件式（A1）和（A2）中：ε表示泡沫弹性层的杨氏模量（N / mm） t表示泡沫弹性层的厚度（mm）; R表示芯体的半径（mm）; α表示粘合层的粘合指数（单位：无量纲）。版权所有（C）2013，JPO＆INPIT

8. 发明专利

JP2012088397A Image forming apparatus and process cartridge 有权
标题翻译：图像形成装置和处理盒
公开(公告)号：JP2012088397A
公开(公告)日：2012-05-10
申请号：JP2010232875
申请日：2010-10-15
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： KANO TOMIYUKI , HASHIBA SHIGETO , KOSEKI KAZUHIRO , YAMAMOTO SHINYA , SUGIURA AKIYA , IDE KENTA , NARITA KOSUKE
IPC分类号： G03G5/05 , G03G5/06 , G03G5/147 , G03G15/02
CPC分类号： G03G5/14726 , G03G5/0539 , G03G5/0564 , G03G5/0614 , G03G5/14795 , G03G15/0233 , G03G2215/00957
摘要： PROBLEM TO BE SOLVED: To provide an image forming apparatus suppressing stripe-like image defects.SOLUTION: The image forming apparatus includes an electrophotographic photoreceptor, charging means charging the electrophotographic photoreceptor, electrostatic latent image forming means forming an electrostatic latent image by exposing the charged electrophotographic photoreceptor, toner image forming means forming a toner image by developing the electrostatic latent image formed on the electrophotographic photoreceptor with a developer containing toner, and transfer means transferring the toner image formed on the electrophotographic photoreceptor onto a transfer object. The electrophotographic photoreceptor applied has an outermost surface layer comprising a binder resin having a biphenyl structural unit and a charge transporting material having butadiene trimer structure in one molecule. The charging means applied has an outermost surface layer containing a porous filler and having a surface roughness Rz of 2 μm or more and 20 μm or less.
摘要翻译：要解决的问题：提供抑制条纹状图像缺陷的图像形成装置。解决方案：图像形成装置包括电子照相感光体，对电子照相感光体充电的充电装置，通过曝光带电电子照相感光体形成静电潜像的静电潜像形成装置，通过显影静电来形成调色剂图像的调色剂图像形成装置在具有含有调色剂的显影剂的电子照相感光体上形成的潜像，以及将形成在电子照相感光体上的调色剂图像转印到转印体上的转印装置。所使用的电子照相感光体具有包含具有联苯结构单元的粘合剂树脂和在一个分子中具有丁二烯三聚体结构的电荷输送材料的最外表面层。施加的充电装置具有包含多孔填料并且具有2μm以上且20μm以下的表面粗糙度Rz的最外表面层。版权所有（C）2012，JPO＆INPIT

9. 发明专利

JP2011180457A Electrophotographic photoreceptor, process cartridge, and electrophotographic image forming apparatus 有权
标题翻译：电子照相机，过程盒和电子图像形成装置
公开(公告)号：JP2011180457A
公开(公告)日：2011-09-15
申请号：JP2010045833
申请日：2010-03-02
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： HASHIBA SHIGETO , KOSEKI KAZUHIRO , SUGIURA AKIYA , IDE KENTA , KANO TOMIYUKI
IPC分类号： G03G5/14 , G03G5/05 , G03G21/00 , G03G21/18
CPC分类号： G03G15/00 , G03G21/18
摘要： PROBLEM TO BE SOLVED: To suppress accumulation of charges within an electrophotographic photoreceptor. SOLUTION: The electrophotographic photoreceptor includes: a cylindrical substrate 1; an undercoat layer 4 provided on the substrate 1, the undercoat layer containing a metal oxide and an electron accepting material and having a thickness of 3 μm or more and 15 μm or less; and a photosensitive layer 2 provided on the undercoat layer 4, the photosensitive layer containing a polymer having a repeating unit expressed by general formula (1). In general formula (1), R 1 and R 2 each independently represent a halogen atom, 1-6C alkyl group, 5-7C cycloalkyl group or 6-12C aryl group; and m and n each independently represent an integer of 0 to 4. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：抑制电子照相感光体内电荷的累积。电解质感光体包括：圆筒状基材1; 设置在基板1上的底涂层4，含有金属氧化物和电子接受材料的底涂层，其厚度为3μm以上且15μm以下。以及设置在底涂层4上的感光层2，该感光层含有具有由通式（1）表示的重复单元的聚合物。通式（1）中，R SP 1和R SP 2各自独立地表示卤素原子，1-6C烷基，5-7C环烷基或6-12元芳基 ; 并且m和n各自独立地表示0至4的整数。版权所有（C）2011，JPO＆INPIT

10. 发明专利

JP2011027807A Electrophotographic photoreceptor, image forming apparatus, and process cartridge 审中-公开
标题翻译：电子照相机，图像形成装置和工艺盒
公开(公告)号：JP2011027807A
公开(公告)日：2011-02-10
申请号：JP2009170865
申请日：2009-07-22
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： KANO TOMIYUKI , NISHIKAWA MASAYUKI , HASHIBA SHIGETO , KOSEKI KAZUHIRO , TAKIMOTO HITOSHI , SUGIURA AKIYA , IDE KENTA , NAKAMURA KAZUYUKI
IPC分类号： G03G5/05 , G03G5/147
摘要： PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor in which a desired amount of wear is obtained in the initial stage and wear resistance in long-term use is improved.
SOLUTION: The electrophotographic photoreceptor includes a conductive substrate and a photosensitive layer containing fluorocarbon resin particles and metal oxide particles and having an outermost surface layer satisfying expressions (1):0.05 (μm/single reciprocation)≤Sa≤0.2 (μm/single reciprocation) and (2):Sb/Sa≤0.5. wherein Sa represents a wear amount per a single reciprocation in a region at a depth of less than 4 μm from the surface, and Sb represents a wear amount per a single reciprocation in a region at a depth of 4 μm or more and 10 μm or less, in a test of repeatedly reciprocally moving a sapphire needle having 0.1 mm radius of curvature of the tip at a velocity of 5 mm/s while pressing the needle to the outermost surface layer under 50 g load until the layer is worn to a depth of 10 μm.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供在初始阶段获得期望磨损量的电子照相感光体，并且改善长期使用中的耐磨性。电子照相感光体包括导电性基材和含有氟树脂粒子和金属氧化物粒子的感光层，并且具有满足式（1）的最外表面层：0.05（μm/单向往复）≤Sa≤0.2（μm/ 单次往复）和（2）：Sb /Sa≤0.5。其中Sa表示在距离表面小于4μm的深度的区域中每单次往复运动的磨损量，Sb表示在深度为4μm以上至10μm的区域中每次往复运动的磨损量，或较少的是，在将针头以5mm / s的速度反复移动尖端的具有0.1mm曲率半径的蓝宝石针的测试中，同时在50g负载下将针按压到最外表面层，直到该层被磨损到深度为10μm。版权所有（C）2011，JPO＆INPIT

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