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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

US20080057427A1 ELECTROPHOTOGRAPHIC PHOTORECEPTOR 有权
标题翻译：电子照相机
公开(公告)号：US20080057427A1
公开(公告)日：2008-03-06
申请号：US11780397
申请日：2007-07-19
申请人： Tomoo SAKIMURA , Masahiro ISHIE , Shinichi YABUKI , Hidaya MIWA
发明人： Tomoo SAKIMURA , Masahiro ISHIE , Shinichi YABUKI , Hidaya MIWA
IPC分类号： G03G15/02
CPC分类号： G03G5/0614 , G03G5/047 , G03G5/0517 , G03G5/0525 , G03G5/14704
摘要： An electrophotographic photoreceptor is disclosed, comprising on an electrically conductive support an intermediate layer, a charge generation layer and a charge transport layer in this order, wherein the charge transport layer contains a charge transport material represented by formula (1) and a compound represented by formula (2) and the content of the compound represented by formula (2) is not less than 100 ppm and not more than 5000 ppm.
摘要翻译：公开了一种电子照相感光体，其在导电性载体上依次包含中间层，电荷产生层和电荷传输层，其中电荷输送层含有由式（1）表示的电荷传输材料和由式（2）表示的化合物，式（2）表示的化合物的含量为100ppm以上且5000ppm以下。

3. 发明授权

US06620567B2 Electrophotographic photoreceptor, image forming apparatus and processing cartridge 有权
标题翻译：电子照相感光体，成像设备和处理盒
公开(公告)号：US06620567B2
公开(公告)日：2003-09-16
申请号：US10058612
申请日：2002-01-28
申请人： Tomoo Sakimura , Shinichi Hamaguchi , Hirofumi Hayata , Chigusa Miyake
发明人： Tomoo Sakimura , Shinichi Hamaguchi , Hirofumi Hayata , Chigusa Miyake
IPC分类号： G03G5047
CPC分类号： G03G5/142 , G03G5/144
摘要： An electrophotographic photoreceptor is disclosed. The photoreceptor has an interlayer between an electroconductive substrate and a photosensitive layer wherein the interlayer contains a particle and has a light absorbance of not more than 0.25 per micrometer of thickness at a wavelength of 1,000 nm. An image forming apparatus and a processing cartridge employing the photoreceptor are also disclosed.
摘要翻译：公开了一种电子照相感光体。感光体在导电性基材和感光层之间具有中间层，其中中间层含有颗粒，并且在1000nm的波长下的每微米厚度的吸光度不大于0.25。一种图像形成装置和使用还公开了感光体。

4. 发明授权

US08669031B2 Electrophotographic photoreceptor and image forming method 有权
标题翻译：电子照相感光体和成像方法
公开(公告)号：US08669031B2
公开(公告)日：2014-03-11
申请号：US13151807
申请日：2011-06-02
申请人： Tomoo Sakimura , Shinchi Hamaguchi , Mayuko Matsusaki , Hisashi Nozaki , Toshiko Nozaki
发明人： Tomoo Sakimura , Shinchi Hamaguchi , Naoki Nozaki , Mayuko Matsusaki
IPC分类号： G03G15/04
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。

5. 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。

6. 发明授权

US08288065B2 Electrophotographic photoreceptor and image formation apparatus 失效
标题翻译：电子照相感光体和成像装置
公开(公告)号：US08288065B2
公开(公告)日：2012-10-16
申请号：US12391103
申请日：2009-02-23
申请人： Tomoo Sakimura , Takeshi Ishida
发明人： Tomoo Sakimura , Takeshi Ishida
IPC分类号： G03G5/06 , G03G5/10
CPC分类号： G03G15/751 , G03G5/047 , G03G5/0571 , G03G5/0605 , G03G5/0609
摘要： An objective is to provide an organic photoreceptor exhibiting high sensitivity, suitable for exposure to a semiconductor laser having an emission wavelength of 350-500 nm or a light emitting diode, with which generation of memory images as well as image defects caused by very small charge leakage is inhibited, and also to provide an image forming apparatus fitted with the organic photoreceptor. Also disclosed is an organic photoreceptor possessing a charge generation layer and a charge transport layer provided on a conductive substrate, wherein the charge generation layer contains particles made of a condensed polycyclic pigment, having an average major axis length of 500 nm or less, an average aspect ratio of 2.5-5.0, and an aspect ratio variation coefficient of 16% or less.
摘要翻译：目的是提供一种显示出高灵敏度的有机感光体，适用于暴露于发射波长为350-500nm的半导体激光器或发光二极管，由此产生的存储图像以及由非常小的电荷引起的图像缺陷泄漏被抑制，并且还提供配备有机感光体的图像形成装置。还公开了具有设置在导电性基板上的电荷产生层和电荷输送层的有机感光体，其中电荷产生层含有平均长轴长度为500nm以下的浓缩多环颜料制成的颗粒，平均长宽比为2.5-5.0，宽高比变化系数为16％以下。

7. 发明授权

US08182970B2 Image forming method 有权
标题翻译：图像形成方法
公开(公告)号：US08182970B2
公开(公告)日：2012-05-22
申请号：US12469017
申请日：2009-05-20
申请人： Tomoo Sakimura , Hirohiko Seki , Nobuaki Kobayashi , Tadaaki Sumitani
发明人： Tomoo Sakimura , Hirohiko Seki , Nobuaki Kobayashi , Tadaaki Sumitani
IPC分类号： G03G15/04
CPC分类号： G03G21/0005 , G03G5/14704 , G03G15/751 , G03G2215/0602
摘要： An electrophotographic image forming method is disclosed. The method includes electrically charging a photoreceptor, imagewise exposing the photoreceptor so that a latent image is formed on the photoreceptor, supplying a lubricant on a surface of the photoreceptor, and developing the latent image with a toner so that a toner image is formed on the photoreceptor, transferring the toner image and cleaning the photoreceptor, in which the photoreceptor has an electro-conductive substrate, a photosensitive layer and a protective layer containing inorganic particles, a ratio RSm/D50 of an average length of surface roughness profile element in the direction making a right angle with the driving direction of the photoreceptor RSm (μm) to a number-based median diameter of the toner D50 is from 0.4 to 2.0, and a skewness of the surface roughness profile of the photoreceptor in the direction making a right angle with the driving direction of the photoreceptor Rsk is from −3.0 to 0.0.
摘要翻译：公开了电子照相图像形成方法。该方法包括对感光体进行充电，使感光体成像曝光，使得在感光体上形成潜像，在感光体的表面上供给润滑剂，并用调色剂显影潜像，使得调色剂图像形成在感光器，转印调色剂图像并清洁感光体，其中感光体具有导电性基材，感光层和含有无机颗粒的保护层，表面粗糙度轮廓元素的平均长度的比率RSm / D50在方向与感光体RSm（μm）的驱动方向成直角相对于调色剂D50的基于数量的中值直径为0.4〜2.0，并且感光体在直角方向上的表面粗糙度轮廓的偏度感光体Rsk的驱动方向为-3.0〜0.0。

8. 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。

9. 发明申请

US20110217641A1 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：US20110217641A1
公开(公告)日：2011-09-08
申请号：US13033736
申请日：2011-02-24
申请人： Tomoo SAKIMURA , Naoki NOZAKI , Hisashi NOZAKI , Toshiko NOZAKI , Teruo SASAKI , Mayuko USHIRO
发明人： Tomoo SAKIMURA , Naoki NOZAKI , Hisashi NOZAKI , Toshiko NOZAKI , Teruo SASAKI , Mayuko USHIRO
IPC分类号： G03G5/00 , G03G13/00
CPC分类号： G03G5/00 , G03G13/00
摘要： Reduced can be interferential streaks produced in a halftone image when using a photoreceptor support (also called a drawn tube) having been subjected to tool bit cutting processing, and provided can be an electrophotographic photoreceptor capable of obtaining high quality in response to the light printing field or the like and an image forming method employing the electrophotographic photoreceptor. Also disclosed is an electrophotographic photoreceptor possessing a cylindrical support and provided thereon, a photosensitive layer, the cylindrical support possessing a processing profile regularly fanned along a central axis, provided on a circumferential surface of the cylindrical support, wherein the processing profile satisfies Formula 1: Formula 1 ΔL≧10 μm, where ΔL, represents a difference between a processing period width and another processing period width in a central axis direction of the cylindrical support in an image region.
摘要翻译：当使用已经进行了刀头切割处理的感光体支撑体（也称为拉制管））时，在半色调图像中产生的干涉条纹减少，并且可以是能够响应于光打印场而获得高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。还公开了一种电子照相感光体，其具有圆柱形支撑体并且设置在其上，感光层，该圆柱形支架具有设置在圆柱形支撑体的圆周表面上的沿着中心轴定期扇形的加工轮廓，其中处理轮廓满足公式1：公式1＆Dgr;L≥10μm，其中＆Dgr; L表示处理周期宽度与图像区域中的圆柱形支撑件的中心轴方向上的另一处理周期宽度之间的差。

10. 发明授权

US06265122B1 Electrophotographic photoreceptor and an image forming apparatus and a process cartridge using the same 有权
标题翻译：电子照相感光体和图像形成装置以及使用其的处理盒
公开(公告)号：US06265122B1
公开(公告)日：2001-07-24
申请号：US09506512
申请日：2000-02-17
申请人： Akihiko Itami , Tomoo Sakimura , Takeo Oshiba , Yohko Kitahara , Masahiko Kurachi , Kazuhisa Shida
发明人： Akihiko Itami , Tomoo Sakimura , Takeo Oshiba , Yohko Kitahara , Masahiko Kurachi , Kazuhisa Shida
IPC分类号： G03G1502
CPC分类号： G03G5/0696 , G03G5/0659 , G03G5/14773
摘要： In an electrophotographic photoreceptor which comprises an electrically conductive support having thereon a multilayer composed of a photosensitive layer and a protective surface layer in said order, an electrophotographic photoreceptor characterized in that said protective surface layer comprised of a layer comprising structural units having charge transportability, as well as siloxane based resins having a cross linking structure, and said photosensitive layer comprises titanyl phthalocyanine having a maximum peak of Bragg angle (2&thgr;±0.2)° at 27.2° with respect to Cu-K&agr; ray.
摘要翻译：在电子照相感光体中，电子照相感光体包含导电性支持体，其上具有由感光层和保护表面层构成的多层，电子照相感光体，其特征在于，所述保护性表层由包含具有电荷传输性的结构单元的层构成，以及具有交联结构的硅氧烷基树脂，并且所述感光层包含相对于Cu-Kalpha射线具有27.2°的布拉格角（2θ±0.2°）最大峰值的钛酞菁。

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