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1. 发明授权

US08129083B2 Electrophotographic photoreceptor and image forming apparatus 有权
标题翻译：电子照相感光体和成像装置
公开(公告)号：US08129083B2
公开(公告)日：2012-03-06
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
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。

2. 发明授权

US08034519B2 Electrophotographic photoreceptor and image formation method 有权
标题翻译：电子照相感光体和成像方法
公开(公告)号：US08034519B2
公开(公告)日：2011-10-11
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： G03G5/00
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，其在导电性载体上包含含有由下式表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为（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°。

3. 发明申请

US20090214968A1 MIXTURE OF BISAMINE COMPOUNDS, ELECTROPHOTOGRAPHIC PHOTORECEPTOR, METHOD FOR FORMING IMAGE, AND IMAGE FORMING APPARATUS 审中-公开
标题翻译：双胺化合物的混合物，电摄影光电子体，形成图像的方法和图像形成装置
公开(公告)号：US20090214968A1
公开(公告)日：2009-08-27
申请号：US12388014
申请日：2009-02-18
申请人： Shinichi Hamaguchi , Toyoko Shibata , Tomoko Sakimura
发明人： Shinichi Hamaguchi , Toyoko Shibata , Tomoko Sakimura
IPC分类号： G03G5/04 , G03G5/00 , G03G13/06 , G03G15/00
CPC分类号： G03G5/0657 , G03G5/0605 , G03G5/0614 , G03G15/751 , G03G2215/00957
摘要： A mixture of bisamine compounds comprising a bisamine compound represented by Formula (1) and a bisamine compound represented by Formula (2): A-X-A Formula (1) A-X—B Formula (2) wherein, A and B represent a different substituted amino group represented by Formula (3), X represents a bivalent linkage group: wherein, each of Ara and Arb independently represents an aryl group which may have a substituted group, and Arc represents an arylene group which may have a substituted group, and Ara, Arb and Arc may be combined to form a ring structure.
摘要翻译：包括由式（1）表示的双胺化合物和由式（2）表示的双胺化合物的双胺化合物的混合物：<？在线公式描述=“在线公式”末端=“铅”→AXA式（1）<？in-line-formula description =“In-line Formulas”end =“tail”？> <？in-line-formula description =“In-line Formulas”end =“lead”？> AXB Formula 其中，A和B表示由式（3）表示的不同的取代氨基，X表示二价连接基团：其中， Ara和Arb各自独立地表示可以具有取代基的芳基，Arc表示可以具有取代基的亚芳基，Ara，Arb和Arc可以结合形成环结构。

4. 发明授权

US08158314B2 Organic photoreceptor and image forming apparatus 有权
标题翻译：有机感光体和成像装置
公开(公告)号：US08158314B2
公开(公告)日：2012-04-17
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
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。

5. 发明授权

US08450034B2 Electrophotographic photoreceptor, image forming method and image forming apparatus 有权
标题翻译：电子照相感光体，成像方法和图像形成装置
公开(公告)号：US08450034B2
公开(公告)日：2013-05-28
申请号：US12959964
申请日：2010-12-03
申请人： Masanori Yumita , Toyoko Shibata , Shinichi Hamaguchi
发明人： Masanori Yumita , Toyoko Shibata , Shinichi Hamaguchi
IPC分类号： G03G5/00
CPC分类号： G03G5/0614 , G03G5/0575 , G03G5/0603 , G03G5/0609 , G03G5/0631 , G03G5/0659
摘要： Provided is an electrophotographic photoreceptor exhibiting not only excellent durability together with high sensitivity but also excellent image reproduction, which is suitable for an image forming method by which imagewise exposure is performed employing a light source having an emission wavelength peak being in the range of 350-500 nm to form a high density electrostatic latent image on a photoreceptor, and also provided are an image forming method employing the electrophotographic photoreceptor, and an image forming apparatus thereof. Also disclosed is an electrophotographic photoreceptor possessing a conductive support and provided thereon, a charge generation layer and a charge transport layer, wherein the charge generation layer possesses a pyranthrone pigment, and the charge transport layer possesses at least one of compounds represented by Formula (1) or Formula (2) described below:
摘要翻译：本发明提供一种电子照相感光体，其不仅具有优异的耐久性以及高灵敏度，而且还具有优异的图像再现性，其适用于使用发光波长峰值在350nm范围内的光源进行成像曝光的成像方法， 500nm以在感光体上形成高密度静电潜像，并且还提供了使用电子照相感光体的图像形成方法及其图像形成装置。还公开了一种电子照相感光体，其上具有导电性支持体，其上设有电荷产生层和电荷输送层，其中电荷产生层具有吡喃酮颜料，电荷输送层具有至少一种式（1）表示的化合物）或式（2）：

6. 发明申请

US20050164105A1 Electrophotographic photoreceptor 有权
标题翻译：电子照相感光体
公开(公告)号：US20050164105A1
公开(公告)日：2005-07-28
申请号：US11040448
申请日：2005-01-21
申请人： Toyoko Shibata , Masao Asano , Hiroshi Yamazaki , Tomoko Sakimura
发明人： Toyoko Shibata , Masao Asano , Hiroshi Yamazaki , Tomoko Sakimura
IPC分类号： G03G5/06 , G03G5/14
CPC分类号： G03G5/0614 , G03G5/0666 , G03G5/0668 , G03G5/067 , G03G5/0672 , G03G5/0674
摘要： An electrophotographic photoreceptor comprising a support, an interlayer containing inorganic particle and a photosensitive layer is disclosed. The photosensitive layer contains a mixture of compounds represented by Formula (1) having different n and (Rp+Rs) is not more than 99%, wherein Rp is a ratio of a component having the maximum content in the mixture and Rs is a ratio of a component having the content next to the maximum content in percent. X—CTM-group)n—Y (1)In the formula, CTM-group is a charge transfer group; X and Y are each a hydrogen atom, a halogen atom or a mono-valent organic group; and n is an integer of from 0 to 10, provided that n is an integer of from 1 to 10 when both X and are hydrogen atom or a halogen atom. A processing cartridge comprising the electrophotographic photoreceptor is also disclosed.
摘要翻译：公开了一种包含载体，含有无机颗粒的中间层和感光层的电子照相感光体。感光层含有不同于n的式（1）表示的化合物的混合物，（Rp + Rs）不大于99％，其中Rp是混合物中具有最大含量的组分的比例，Rs是比例具有以百分比表示的最大内容旁边的内容的组件。 <？in-line-formula description =“In-line formula”end =“lead”？> X-CTM-group） -Y（1）<？in-line-formula description = “在线公式”end =“tail”？>在公式中，CTM组是电荷转移组; X和Y各自为氢原子，卤素原子或一价有机基团; n为0〜10的整数，条件是当X均为氢原子或卤素原子时，n为1〜10的整数。还公开了一种包括电子照相感光体的处理盒。

7. 发明授权

US6143452A Electrophotographic photoreceptor 有权
标题翻译：电子照相感光体
公开(公告)号：US6143452A
公开(公告)日：2000-11-07
申请号：US395829
申请日：1999-09-14
申请人： Tomoo Sakimura , Akihiko Itami , Kazumasa Watanabe , Shingo Fujimoto , Toyoko Shibata , Tomoko Sakimura
发明人： Tomoo Sakimura , Akihiko Itami , Kazumasa Watanabe , Shingo Fujimoto , Toyoko Shibata , Tomoko Sakimura
IPC分类号： G03G5/047 , G03G5/07 , G03G5/147
CPC分类号： G03G5/047 , G03G5/078 , G03G5/14773
摘要： An electrophotographic photoreceptor characterized in comprising a resin layer containing a hardenable siloxane-based resin having a partial structure described below: ##STR1## wherein X represents a charge transportability providing group, which is a group bonding to Y in the formula via a carbon atom constituting said providing group, and Y represents at least a bivalent atom or group, excluding adjacent bonding atoms.
摘要翻译：一种电子照相感光体，其特征在于包括含有下述部分结构的可硬化硅氧烷类树脂的树脂层：其中X表示电荷传输性提供基团，其是通过构成所述提供基团的碳原子与式中的Y键合的基团，Y除了相邻的键合原子以外的至少2价的原子或基团。

8. 发明申请

US20060088777A1 Image forming method, a photoreceptor used for the apparatus, and an image forming unit 有权
标题翻译：图像形成方法，用于该装置的感光体和图像形成单元
公开(公告)号：US20060088777A1
公开(公告)日：2006-04-27
申请号：US11215328
申请日：2005-08-30
申请人： Tomoko Sakimura , Toyoko Shibata
发明人： Tomoko Sakimura , Toyoko Shibata
IPC分类号： G03G5/00
CPC分类号： G03G9/0827 , G03G5/04 , G03G5/043 , G03G5/0614 , G03G5/0637 , G03G5/0638 , G03G5/0642 , G03G5/0644 , G03G5/0666 , G03G9/0819
摘要： An electrophotographic image forming method is disclosed in which toner has a number ratio of toner particles having a shape coefficient of 1.2 to 1.6 being at least 65 percent, a variation coefficient of the shape coefficient of 4 to 16%, and a number variation coefficient in the toner number particle size distribution of 8 to 27 percent, and charge generation material used in the photoreceptor contains a mixture compound represented by Formula 1 in which n has a range of distribution and (x+y) is not more than 99% when x represents the ratio of a component having the largest content and y represents the ratio of a component having the second content, X-(CTM-group)n-Y Formula (1): CTM-group is a charge transfer group; X and Y are each a hydrogen atom, a halogen atom or a mono-valent organic group; and n is an integer of from 0 to 10.
摘要翻译：公开了一种电照相成像方法，其中调色剂具有形状系数为1.2至1.6的调色剂颗粒的数量比至少为65％，形状系数的变异系数为4至16％，数字变异系数调色剂数粒径分布为8〜27％，感光体中使用的电荷产生材料含有式1表示的混合物，其中n具有分布范围，（x + y）不大于99％，当x 表示具有最大含量的成分的比率，y表示具有第二含量的成分的比率<βin-line-formula description =“In-line Formulas”end =“lead”→> X-（CTM- （1）式中：<？in-line-formula description =“In-line Formulas”end =“tail”？> CTM-group是一个电荷转移组; X和Y各自为氢原子，卤素原子或一价有机基团; n为0〜10的整数。

9. 发明授权

US07238457B2 Electrophotographic photoreceptor 有权
标题翻译：电子照相感光体
公开(公告)号：US07238457B2
公开(公告)日：2007-07-03
申请号：US11040448
申请日：2005-01-21
申请人： Toyoko Shibata , Masao Asano , Hiroshi Yamazaki , Tomoko Sakimura
发明人： Toyoko Shibata , Masao Asano , Hiroshi Yamazaki , Tomoko Sakimura
IPC分类号： G03G15/02
CPC分类号： G03G5/0614 , G03G5/0666 , G03G5/0668 , G03G5/067 , G03G5/0672 , G03G5/0674
摘要： An electrophotographic photoreceptor comprising a support, an interlayer containing inorganic particle and a photosensitive layer is disclosed. The photosensitive layer contains a mixture of compounds represented by Formula (1) having different n and (Rp+Rs) is not more than 99%, wherein Rp is a ratio of a component having the maximum content in the mixture and Rs is a ratio of a component having the content next to the maximum content in percent. X—(CTM-group)n—Y (1) In the formula, CTM-group is a charge transfer group; X and Y are each a hydrogen atom, a halogen atom or a mono-valent organic group; and n is an integer of from 0 to 10, provided that n is an integer of from 1 to 10 when both X and Y are hydrogen atom or a halogen atom. A processing cartridge comprising the electrophotographic photoreceptor is also disclosed.
摘要翻译：公开了一种包含载体，含有无机颗粒的中间层和感光层的电子照相感光体。感光层含有不同于n的式（1）表示的化合物的混合物，（Rp + Rs）不大于99％，其中Rp是混合物中具有最大含量的组分的比例，Rs是比例具有以百分比表示的最大内容旁边的内容的组件。 <？in-line-formula description =“In-line Formulas”end =“lead”？> X-（CTM-group） -Y（1）<？in-line-formula description =“在线公式”end =“tail”？>在公式中，CTM组是电荷转移组; X和Y各自为氢原子，卤素原子或一价有机基团; n为0〜10的整数，条件是当X和Y均为氢原子或卤素原子时，n为1〜10的整数。还公开了一种包括电子照相感光体的处理盒。

10. 发明授权

US07241543B2 Image forming method, a photoreceptor used for the apparatus, and an image forming unit 有权
标题翻译：图像形成方法，用于该装置的感光体和图像形成单元
公开(公告)号：US07241543B2
公开(公告)日：2007-07-10
申请号：US11215328
申请日：2005-08-30
申请人： Tomoko Sakimura , Toyoko Shibata
发明人： Tomoko Sakimura , Toyoko Shibata
IPC分类号： G03G15/02
CPC分类号： G03G9/0827 , G03G5/04 , G03G5/043 , G03G5/0614 , G03G5/0637 , G03G5/0638 , G03G5/0642 , G03G5/0644 , G03G5/0666 , G03G9/0819
摘要： An electrophotographic image forming method is disclosed in which toner has a number ratio of toner particles having a shape coefficient of 1.2 to 1.6 being at least 65 percent, a variation coefficient of the shape coefficient of 4 to 16%, and a number variation coefficient in the toner number particle size distribution of 8 to 27 percent, and charge generation material used in the photoreceptor contains a mixture compound represented by Formula 1 in which n has a range of distribution and (x+y) is not more than 99% when x represents the ratio of a component having the largest content and y represents the ratio of a component having the second content, X-(CTM-group)n-Y: Formula (1) CTM-group is a charge transfer group; X and Y are each a hydrogen atom, a halogen atom or a mono-valent organic group; and n is an integer of from 0 to 10.
摘要翻译：公开了一种电照相成像方法，其中调色剂具有形状系数为1.2至1.6的调色剂颗粒的数量比至少为65％，形状系数的变异系数为4至16％，数字变异系数调色剂数粒径分布为8〜27％，感光体中使用的电荷产生材料含有式1表示的混合物，其中n具有分布范围，（x + y）不大于99％，当x 表示具有最大含量的成分的比率，y表示具有第二含量的成分的比率<βin-line-formula description =“In-line Formulas”end =“lead”→> X-（CTM- （1）式（1）<？in-line-formula description =“In-line Formulas”end =“tail”？> CTM-group是一个电荷转移组; X和Y各自为氢原子，卤素原子或一价有机基团; n为0〜10的整数。

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