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1. 发明申请

US20090104551A1 ELECTROPHOTOGRAPHIC PHOTORECEPTOR, IMAGE FORMING METHOD AND IMAGE FORMING 审中-公开
标题翻译：电子照相机，图像形成方法和图像形成
公开(公告)号：US20090104551A1
公开(公告)日：2009-04-23
申请号：US12248142
申请日：2008-10-09
申请人： Tomoko SAKIMURA , Toyoko SHIBATA , Tomoo SAKIMURA , Takeshi ISHIDA , Shinichi HAMAGUCHI
发明人： Tomoko SAKIMURA , Toyoko SHIBATA , Tomoo SAKIMURA , Takeshi ISHIDA , Shinichi HAMAGUCHI
IPC分类号： G03G17/04 , G03G15/02
CPC分类号： G03G5/0614 , G03G5/047 , G03G2215/00957
摘要： Disclosed is an electrophotographic photoreceptor comprising on an electrically conductive support, a charge generation layer and a charge transport layer, wherein the charge transport layer comprises a charge transport material represented by formula (1) and exhibits a transmittance at 370 nm of not more than 10% and a transmittance at 405 nm of not less than 70%, and the charge transport layer further comprising a compound represented by formula (2), (3) or (4).
摘要翻译：公开了一种电子照相感光体，其包含导电性载体，电荷产生层和电荷输送层，其中电荷传输层包含由式（1）表示的电荷传输材料，并且在370nm处的透射率不大于10 ％，405nm处的透射率为70％以上，电荷输送层还含有式（2），（3）或（4）表示的化合物。

2. 发明申请

US20090208860A1 ORGANIC PHOTORECEPTOR AND IMAGE FORMING APPARATUS 有权
标题翻译：有机光电子和图像形成装置
公开(公告)号：US20090208860A1
公开(公告)日：2009-08-20
申请号：US12370920
申请日：2009-02-13
申请人： Tomoko SAKIMURA , Toyoko SHIBATA , Shinichi HAMAGUCHI
发明人： Tomoko SAKIMURA , Toyoko SHIBATA , Shinichi HAMAGUCHI
IPC分类号： G03G5/047 , G03G15/04
CPC分类号： G03G15/751 , G03G5/0605 , G03G5/0609 , G03G5/0614
摘要： An object of the present invention is to form a high density electrostatic latent image on an organic photoreceptor via image exposure using a semiconductor laser or a light-emitting diode of an oscillation wavelength of 350-500 nm; and to provide an organic photoreceptor exhibiting improved sensitivity and repetition characteristics or improved dot reproducibility deterioration, and an image forming apparatus employing the organic photoreceptor. In an organic photoreceptor having a charge generating layer and a charge transporting layer on a conductive support, an organic photoreceptor wherein a charge generating layer incorporates a binder resin and a Br substituted pyranthrone-based compound and the spectral spectrum of the charge generating layer has maximum absorption values each in the region of 430-445 nm, 500-510 nm, and 530-545 nm.
摘要翻译：本发明的目的是通过使用半导体激光器或振荡波长为350-500nm的发光二极管通过图像曝光在有机感光体上形成高密度静电潜像; 并且提供具有改进的灵敏度和重复特性或改进的点再现性劣化的有机感光体，以及使用有机感光体的图像形成装置。在导电性载体上具有电荷产生层和电荷传输层的有机感光体中，电荷产生层包含粘合剂树脂和Br取代的吡喃酮类化合物的有机感光体，电荷产生层的光谱具有最大值在430-445nm，500-510nm和530-545nm的区域中各自的吸收值。

3. 发明申请

US20110076603A1 ORGANIC PHOTORECEPTOR, IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE 审中-公开
标题翻译：有机光电器，图像形成装置和工艺盒
公开(公告)号：US20110076603A1
公开(公告)日：2011-03-31
申请号：US12891502
申请日：2010-09-27
申请人： Toyoko SHIBATA , Tomoko SAKIMURA , Shinichi HAMAGUCHI , Masanori YUMITA
发明人： Toyoko SHIBATA , Tomoko SAKIMURA , Shinichi HAMAGUCHI , Masanori YUMITA
IPC分类号： G03G15/00 , G03G21/18
CPC分类号： G03G5/0614 , G03G5/071 , G03G5/14704 , G03G5/1473 , G03G5/14734 , G03G5/14769 , G03G5/14786 , G03G5/14791 , G03G5/14795
摘要： An object of the invention is to provide an image forming apparatus and process cartridge both employing the organic photoreceptor by improving an abrasion resistance of the organic photoreceptor up to the same level as an amorphous silicone photoreceptor, the image blur and image flow problem liable to generate in high temperature and high moisture condition, and to provide an organic photoreceptor capable of obtaining a precise and a high quality dot image by short wavelength laser exposure. Provided is an organic photoreceptor having a conductive substrate, provided thereon at least a photo receiving layer and a protective layer in this order, wherein the protective layer comprises at least a resin layer obtained by a reaction between a chain polymerizable compound having a charge transportable structure represented by Formula (1) and a chain polymerizable compound without having a charge transportable structure.
摘要翻译：本发明的目的是提供一种图像形成装置和处理盒，其通过将有机感光体的耐磨性提高到与非晶硅聚合物感光体相同的水平来使用有机感光体，图像模糊和图像流动问题易于产生在高温高湿条件下，提供能够通过短波长激光曝光获得精确和高质量的点图像的有机感光体。本发明提供一种具有导电性基板的有机感光体，至少在其上设置有光接收层和保护层，其中，保护层至少包含通过具有电荷输送性结构的链式聚合性化合物由式（1）表示的化合物和不具有电荷传输结构的链可聚合化合物。

4. 发明申请

US20090280419A1 ELECTROPHOTOGRAPHIC PHOTORECEPTOR AND IMAGE FORMING APPARATUS 有权
标题翻译：电子照相机和图像形成装置
公开(公告)号：US20090280419A1
公开(公告)日：2009-11-12
申请号：US12431490
申请日：2009-04-28
申请人： Tomoko SAKIMURA , Toyoko SHIBATA , Fumitaka MOCHIZUKI , Shinichi HAMAGUCHI , Masanori YUMITA
发明人： Tomoko SAKIMURA , Toyoko SHIBATA , Fumitaka MOCHIZUKI , Shinichi HAMAGUCHI , Masanori YUMITA
IPC分类号： G03G5/06 , G03G15/02
CPC分类号： G03G5/0614 , G03G5/0603 , G03G5/0605 , G03G5/0609
摘要： An electrophotographic photoreceptor is disclosed, comprising on or over an electrically conductive support a photosensitive layer containing a charge generation material and a charge transfer material, wherein the charge generation material is comprised of two or more compounds represented by the following formula wherein X and Y are each an alkyl group or a halogen atom, n is an integer of 1 to 6 and m is an integer of 0 to 6, and wherein the compounds differ in at least one of m and n of the formula.
摘要翻译：公开了一种电子照相感光体，其在导电载体上或上方包含含有电荷产生材料和电荷转移材料的感光层，其中电荷产生材料由两种或更多种由下式表示的化合物组成：其中X和Y为每个为烷基或卤素原子，n为1至6的整数，m为0至6的整数，并且其中化合物的m和n至少之一不同。

5. 发明申请

US20090148784A1 ELECTROPHOTOGRAPHIC PHOTORECEPTOR AND IMAGE FORMATION METHOD 审中-公开
标题翻译：电子照相机和图像形成方法
公开(公告)号：US20090148784A1
公开(公告)日：2009-06-11
申请号：US12328020
申请日：2008-12-04
申请人： Tomoko SAKIMURA , Toyoko SHIBATA , Shinichi HAMAGUCHI , Masanori YUMITA
发明人： Tomoko SAKIMURA , Toyoko SHIBATA , Shinichi HAMAGUCHI , Masanori YUMITA
IPC分类号： G03G5/06 , G03G15/04 , G03G15/02 , G03G13/00
CPC分类号： G03G5/0605 , G03G5/0603 , G03G5/0609 , G03G5/0614 , G03G2215/00957
摘要： Disclosed is an electrophotographic photoreceptor comprising on or over an electrically conductive support a photosensitive layer containing a pyranthrone compound represented by the following formula and the pyranthrone compound has a crystal structure exhibiting a CuKα X-ray diffraction spectrum having peaks at angles (2θ±0.2°) of 16.9°, 18.7° and 20.6°.
摘要翻译：公开了一种电子照相感光体，其在导电性载体上含有含有下式所示的吡喃酮化合物的感光层，所述吡喃酮化合物具有呈现出角度（2θ±0.2°）的峰值的CuKαX射线衍射光谱的晶体结构）为16.9°，18.7°和20.6°。

6. 发明申请

US20090011348A1 ELECTROPHOTOGRAPHIC PHOTORECEPTOR AND IMAGE FORMATION METHOD 有权
标题翻译：电子照相机和图像形成方法
公开(公告)号：US20090011348A1
公开(公告)日：2009-01-08
申请号：US12139648
申请日：2008-06-16
申请人： Tomoko SAKIMURA , Toyoko SHIBATA , Shinichi HAMAGUCHI
发明人： Tomoko SAKIMURA , Toyoko SHIBATA , Shinichi HAMAGUCHI
IPC分类号： G03G13/04
CPC分类号： G03G5/0659 , G03G5/0605 , G03G5/0609 , G03G5/0614 , G03G2215/00957
摘要： Disclosed is an electrophotographic photoreceptor comprising on or over an electrically conductive support a photosensitive layer containing a pyranthrone compound represented by the following formula and the pyranthrone compound has a crystal structure exhibiting a CuKα X-ray diffraction spectrum having peaks at angles (2θ±0.2°) of 12.3°, 20.5°, 25.3° and 28.3°.
摘要翻译：公开了一种电子照相感光体，其在导电性载体上含有含有下式所示的吡喃酮化合物的感光层，所述吡喃酮化合物具有呈现出角度（2θ±0.2°）的峰值的CuKαX射线衍射光谱的晶体结构）为12.3°，20.5°，25.3°和28.3°。

7. 发明申请

US20110311907A1 ELECTROPHOTOGRAPHIC PHOTORECEPTOR AND IMAGE FORMING METHOD 有权
标题翻译：电子照相机和图像形成方法
公开(公告)号：US20110311907A1
公开(公告)日：2011-12-22
申请号：US13151807
申请日：2011-06-02
申请人： Tomoo SAKIMURA , Naoki NOZAKI , Shinichi HAMAGUCHI , Toshiko Nozaki , Hisashi NOZAKI , Mayuko MATSUSAKI
发明人： Tomoo SAKIMURA , Naoki NOZAKI , Shinichi HAMAGUCHI , Toshiko Nozaki , Hisashi NOZAKI , Mayuko MATSUSAKI
IPC分类号： G03G5/00 , G03G13/04
CPC分类号： G03G15/0115 , G03G5/04 , G03G15/751
摘要： Reduced are interferential streaks in a halftone image, which are produced when using a cylindrical photoreceptor conductive substrate having been subjected to tool bit cutting processing, and provided are an electrophotographic photoreceptor capable of obtaining high image quality in response to a light printing field or the like and an image forming method employing the electrophotographic photoreceptor. Disclosed is an electrophotographic photoreceptor possessing a cylindrical substrate having been finished via cutting processing and provided thereon, a photosensitive layer, wherein among peaks other than at a lag of 0 in a correlogram of a substrate surface profile in a direction along a central axis of the substrate, a mean value from a maximum peak in height to a third peak in height is 0.3-0.8, each of the peaks in height corresponding to an autocorrelation coefficient.
摘要翻译：在使用已经进行了刀头切割处理的圆柱形感光体导电基板时产生的半色调图像中的干涉条纹减小，并且提供了一种能够响应于光打印场等获得高图像质量的电子照相感光体以及使用电子照相感光体的图像形成方法。公开了一种电子照相感光体，其具有通过切割处理完成的圆柱形基板，并且在其上提供感光层，其中在沿着沿着中心轴的方向的基板表面轮廓的相对图中的滞后0之间的峰中底物，从高度的最大峰值到高度的第三峰值的平均值为0.3-0.8，每个高度峰值对应于自相关系数。

8. 发明申请

US20130052575A1 ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, PROCESS CARTRIDGE INCLUDING THE SAME, AND IMAGE FORMING APPARATUS INCLUDING THE SAME 有权
标题翻译：电子照相机，包括其的处理盒，以及包括其的图像形成装置
公开(公告)号：US20130052575A1
公开(公告)日：2013-02-28
申请号：US13595315
申请日：2012-08-27
申请人： Shinichi HAMAGUCHI , Tomoo SAKIMURA , Mayuko MATSUSAKI
发明人： Shinichi HAMAGUCHI , Tomoo SAKIMURA , Mayuko MATSUSAKI
IPC分类号： G03G15/00 , G03G21/18
CPC分类号： G03G5/144 , G03G5/142 , G03G2215/00957
摘要： The present invention provides an electrophotographic photoconductor including an intermediate layer having sufficient electron transportability and blocking property and capable of suppressing image defects such as fogging and dots. The electrophotographic photoconductor according to the present invention includes a conductive support, a photosensitive layer disposed on the conductive support, and an intermediate layer disposed between the conductive support and the photosensitive layer, wherein the intermediate layer comprises metal oxide particles and a binder resin. The metal oxide particles are surface-treated with an alkoxysilane oligomer represented by the following Formula (1): SinOn-1(OR1)m(OR2)l Formula (1) wherein R1 and R2 each individually represents a C1-4 alkyl group; n represents an integer of 2 to 20; and m and l each individually represents an integer of 0 or more and satisfies an equation of m+1=2n+2.
摘要翻译：本发明提供一种电子照相感光体，其包括具有足够的电子传输性和阻挡性的中间层，并且能够抑制诸如起雾和点的图像缺陷。根据本发明的电子照相感光体包括导电载体，设置在导电载体上的感光层和设置在导电载体和感光层之间的中间层，其中中间层包含金属氧化物颗粒和粘合剂树脂。金属氧化物粒子用下述式（1）表示的烷氧基硅烷低聚物进行表面处理：SinOn-1（OR1）m（OR2）l式（1）其中R1和R2各自独立地表示C1-4烷基; n表示2〜20的整数，并且m和l各自独立地表示0以上的整数，并且满足m + 1 = 2n + 2的等式。

9. 发明申请

US20120077116A1 ELECTROPHOTOGRAPHIC PHOTORECEPTOR AND IMAGE FORMING APPARATUS 审中-公开
标题翻译：电子照相机和图像形成装置
公开(公告)号：US20120077116A1
公开(公告)日：2012-03-29
申请号：US13238760
申请日：2011-09-21
申请人： Shinichi HAMAGUCHI , Tomoo SAKIMURA , Mayuko MATSUSAKI
发明人： Shinichi HAMAGUCHI , Tomoo SAKIMURA , Mayuko MATSUSAKI
IPC分类号： G03G15/00
CPC分类号： G03G5/10 , G03G5/0696 , G03G5/102 , G03G2215/00957
摘要： An organic photoreceptor comprising a cylindrical support having thereon at least a charge generation layer and a charge transport layer, the cylindrical support having a corrugation processing profile along a central axis direction of the cylindrical support provided on a circumferential surface of the cylindrical support, wherein the corrugation processing profile meets Formula 1: 10 μm≦ΔL, Formula 1 provided that ΔL represents a maximum value of variation of periods of the corrugation processing profile within an image-forming region of the cylindrical support, and the charge generation layer comprises a gallium phthalocyanine pigment.
摘要翻译：一种有机感光体，包括至少具有电荷产生层和电荷传输层的圆柱形支撑体，所述圆柱形支撑件沿着设置在圆柱形支撑件的圆周表面上的圆柱形支撑件的中心轴线方向具有波纹加工轮廓，其中，波纹加工轮廓满足公式1：10μm和nlE;＆amp; Dgr; L，式1，条件是＆Dgr; L表示圆柱形支撑件的图像形成区域内的波纹加工轮廓的周期的变化的最大值，并且电荷产生层包括镓酞菁颜料。

10. 发明申请

US20120288300A1 ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, PROCESS CARTRIDGE INCLUDING THE SAME, AND IMAGE FORMING APPARATUS INCLUDING THE SAME 有权
标题翻译：电子照相机，包括其的处理盒，以及包括其的图像形成装置
公开(公告)号：US20120288300A1
公开(公告)日：2012-11-15
申请号：US13466192
申请日：2012-05-08
申请人： Mayuko MATSUSAKI , Tomoo SAKIMURA , Shinichi HAMAGUCHI
发明人： Mayuko MATSUSAKI , Tomoo SAKIMURA , Shinichi HAMAGUCHI
IPC分类号： G03G21/18 , G03G15/00 , G03G5/043 , G03G5/047 , B82Y30/00
CPC分类号： G03G5/144 , G03G5/0696 , G03G2215/00957
摘要： The present invention provides an electrophotographic photoconductor that can improve unevenness in image density and reduce image defects such as fogging and dots. The electrophotographic photoconductor includes a conductive support, an intermediate layer, and a photosensitive layer. The intermediate layer includes metal oxide particles surface-treated with a titanium chelate compound represented by the following formula (1): Ti(OR)n(L)4-n (1) wherein R at each occurrence independently represents a C1-16 aliphatic hydrocarbon group; L at each occurrence independently represents a ligand derived from a chelating agent selected from the group consisting of β-ketoester represented by the following formula (1a): β-diketone represented by the following formula (1b): and a C3-10 alkylene glycol; n represents an integer of 1 to 3; if n is 2 or more, two Rs may be coupled to each other.
摘要翻译：本发明提供一种电子照相感光体，其可以改善图像浓度的不均匀性并减少诸如起雾和点的图像缺陷。电子照相感光体包括导电载体，中间层和感光层。中间层包括用下式（1）表示的钛螯合化合物表面处理的金属氧化物颗粒：Ti（OR）n（L）4-n（1）其中每次出现的R独立地表示C1-16脂族烃基; L在每次出现时独立地表示衍生自螯合剂的配体，所述螯合剂选自由下式（1a）表示的＆bgr-酮酯：＆lt;由下式（1b）表示的二酮：和C3-10 亚烷基二醇; n表示1〜3的整数，如果n为2以上，则可以将两个Rs彼此耦合。

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