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1. 发明授权

US07094511B2 Electrophotographic photoreceptor, method for producing the same, image forming apparatus and process cartridge 有权
标题翻译：电子照相感光体及其制造方法，成像装置和处理盒
公开(公告)号：US07094511B2
公开(公告)日：2006-08-22
申请号：US10669719
申请日：2003-09-25
申请人： Wataru Yamada , Katsumi Nukada , Kazuhiro Koseki , Masahiro Iwasaki , Takayuki Yamashita
发明人： Wataru Yamada , Katsumi Nukada , Kazuhiro Koseki , Masahiro Iwasaki , Takayuki Yamashita
IPC分类号： G03G5/05
CPC分类号： G03G5/0614 , G03G5/0514 , G03G5/0578 , G03G5/14773
摘要： The present invention relates to an electrophotographic photoreceptor comprising a conductive support having formed thereon a specific photosensitive layer. The photosensitive layer comprises a siloxane resin-containing layer containing a siloxane resin having a structural unit represented by general formula (1) shown below, a structural unit represented by general formula (2) shown below, and an organic group derived from a compound having hole transport capability, or comprises a siloxane resin-containing layer containing a siloxane resin obtained by using an organic silicon compound having a structural unit represented by general formula (1) shown below and a hydrolytic group, and a compound represented by general formula (3) shown below: The formulas are defined in the specification.
摘要翻译：本发明涉及一种电子照相感光体，其包含在其上形成有特定感光层的导电性支持体。感光层包含含硅氧烷树脂的硅氧烷树脂，该硅氧烷树脂具有下述通式（1）表示的结构单元的硅氧烷树脂，下述通式（2）表示的结构单元和衍生自具有下述通式或含有通过使用具有下述通式（1）表示的结构单元的有机硅化合物和水解基团而得到的含有硅氧烷树脂的含硅氧烷树脂含量层和通式（3）表示的化合物）如下所示：公式在规范中定义。

2. 发明授权

US07105257B2 Electrophotographic photoreceptor, process cartridge and image forming apparatus 有权
标题翻译：电子照相感光体，处理盒和成像设备
公开(公告)号：US07105257B2
公开(公告)日：2006-09-12
申请号：US10648273
申请日：2003-08-27
申请人： Wataru Yamada , Katsumi Nukada , Kazuhiro Koseki , Takayuki Yamashita , Masahiro Iwasaki , Takahiro Suzuki
发明人： Wataru Yamada , Katsumi Nukada , Kazuhiro Koseki , Takayuki Yamashita , Masahiro Iwasaki , Takahiro Suzuki
IPC分类号： G03G5/47
CPC分类号： G03G5/051 , G03G5/0503 , G03G5/0578 , G03G5/0614 , G03G5/14708 , G03G5/14773
摘要： An electrophotographic photoreceptor comprising a conductive support and a photosensitive layer disposed on the conductive support, wherein the photosensitive layer comprises a silicon compound-containing layer containing a silicon compound, and the silicon compound-containing layer further contains a resin, and wherein the photosensitive layer has a peak area in the region of −40 to 0 ppm (S1) and a peak area in the region of −100 to −50 ppm (S2) in a 29Si-NMR spectrum satisfying the following equation (1): S1/(S1+S2)≧0.5. (1)
摘要翻译：一种电子照相感光体，包括导电性支持体和配置在导电性支持体上的感光层，其中感光层含有含有硅化合物的含硅化合物的层，含硅化合物的层还含有树脂，其中感光层在-40〜0ppm的范围内具有峰面积（S <1），在-100〜-50ppm范围内的峰面积（S 2> 2）在满足以下等式（1）的<29> Si-NMR谱：<？in-line-formula description =“In-line Formulas”end =“lead”？> S＆lt; 1＆（S 1 + S 2）> = 0.5。（1）<？in-line-formula description =“In-line Formulas”end =“tail”？>

3. 发明申请

US20050089788A1 Image forming apparatus 失效
标题翻译：图像形成装置
公开(公告)号：US20050089788A1
公开(公告)日：2005-04-28
申请号：US10976819
申请日：2004-11-01
申请人： Katsumi Nukada , Kazuhiro Koseki , Wataru Yamada , Takayuki Yamashita , Masahiro Iwasaki , Takahiro Suzuki , Kiyoshi Chatani , Yoshinari Ueno , Hidekazu Yaguchi , Kazuhiko Yanagida
发明人： Katsumi Nukada , Kazuhiro Koseki , Wataru Yamada , Takayuki Yamashita , Masahiro Iwasaki , Takahiro Suzuki , Kiyoshi Chatani , Yoshinari Ueno , Hidekazu Yaguchi , Kazuhiko Yanagida
IPC分类号： G03G9/08 , G03G5/06 , G03G5/147 , G03G21/00 , G03G21/10
CPC分类号： G03G21/0035
摘要： An image forming apparatus is capable of performing image formation at a processing speed of not lower than 150 mm/s. An electrophotographic photoreceptor comprises a surface layer containing a siloxane-bases resin having charge-transporting properties and a crosslinked structure. A cleaning device comprises a brush member disposed such that the leading end of said brush comes in contact with said electrophotographic photoreceptor. The product (Rz×We) of the surface roughness (Rz [μm]) of said electrophotographic photoreceptor after 200,000 rotations thereof and the wear rate of said electrophotographic photoreceptor per 1,000 rotations (We [nm]) is not greater than 20.
摘要翻译：图像形成装置能够以不低于150mm / s的处理速度进行图像形成。电子照相感光体包括含有具有电荷传输性能和交联结构的硅氧烷基树脂的表面层。清洁装置包括刷构件，其布置成使得所述刷子的前端与所述电子照相感光体接触。所述电子照相感光体在其20万旋转后的表面粗糙度（R z z max）的产物（R z z x e e e）和所述电子照相感光体每1000转（W e e [nm]）的磨损率不大于20。

4. 发明授权

US07074540B2 Image forming apparatus 失效
标题翻译：图像形成装置
公开(公告)号：US07074540B2
公开(公告)日：2006-07-11
申请号：US10976819
申请日：2004-11-01
申请人： Katsumi Nukada , Kazuhiro Koseki , Wataru Yamada , Takayuki Yamashita , Masahiro Iwasaki , Takahiro Suzuki , Kiyoshi Chatani , Yoshinari Ueno , Hidekazu Yaguchi , Kazuhiko Yanagida
发明人： Katsumi Nukada , Kazuhiro Koseki , Wataru Yamada , Takayuki Yamashita , Masahiro Iwasaki , Takahiro Suzuki , Kiyoshi Chatani , Yoshinari Ueno , Hidekazu Yaguchi , Kazuhiko Yanagida
IPC分类号： G03G21/10
CPC分类号： G03G21/0035
摘要： An image forming apparatus is capable of performing image formation at a processing speed of not lower than 150 mm/s. An electrophotographic photoreceptor comprises a surface layer containing a siloxane-bases resin having charge-transporting properties and a crosslinked structure. A cleaning device comprises a brush member disposed such that the leading end of said brush comes in contact with said electrophotographic photoreceptor. The product (Rz×We) of the surface roughness (Rz [μm]) of said electrophotographic photoreceptor after 200,000 rotations thereof and the wear rate of said electrophotographic photoreceptor per 1,000 rotations (We [nm]) is not greater than 20.
摘要翻译：图像形成装置能够以不低于150mm / s的处理速度进行图像形成。电子照相感光体包括含有具有电荷传输性能和交联结构的硅氧烷基树脂的表面层。清洁装置包括刷构件，其布置成使得所述刷子的前端与所述电子照相感光体接触。所述电子照相感光体在其20万旋转后的表面粗糙度（R z z max）的产物（R z z x e e e）和所述电子照相感光体每1000转（W e e [nm]）的磨损率不大于20。

5. 发明授权

US06876371B2 Image forming apparatus 失效
标题翻译：图像形成装置
公开(公告)号：US06876371B2
公开(公告)日：2005-04-05
申请号：US10683273
申请日：2003-10-14
申请人： Takahiro Suzuki , Taketoshi Hoshizaki , Katsumi Nukada , Mitsuhide Nakamura , Kazuhiro Koseki , Takayuki Yamashita , Wataru Yamada , Koji Bando
发明人： Takahiro Suzuki , Taketoshi Hoshizaki , Katsumi Nukada , Mitsuhide Nakamura , Kazuhiro Koseki , Takayuki Yamashita , Wataru Yamada , Koji Bando
IPC分类号： G03G15/01 , G03G5/05 , G03G5/07 , G03G5/147 , G03G15/00 , G03G15/02 , G03G15/04 , G03G15/16 , H04N1/113 , B41J2/385 , G03G15/09
CPC分类号： G03G15/75 , G03G5/0578 , G03G5/14773 , G03G2215/00957
摘要： The invention provides an image forming apparatus comprising at least: an electrophotographic photoreceptor comprising at least a conductive substrate and a photosensitive layer provided on the conductive substrate; a charging device; an exposure device; a developing device; and a transfer device, wherein the exposure device is of a multi beam exposure system which has a surface emitting laser array having two or more light-emitting elements as an exposure light source and which scan the electrophotographic photoreceptor with plural light beams thereby forming electrostatic latent image, and wherein the outermost layer in the electrophotographic photoreceptor, positioned most distant from the conductive substrate, contains a silicon-containing resin containing at least a charge transporting compound or a characteristic group derived from a charge transporting compound, and having a structure in which bonds formed by crosslinking of an O atom with neighboring Si atoms are formed three dimensionally.
摘要翻译：本发明提供一种图像形成装置，其至少包括：电子照相感光体，至少包括导电基底和设置在导电基底上的感光层; 充电装置; 曝光装置; 显影装置以及转印装置，其中所述曝光装置是具有表面发射激光器阵列的多光束曝光系统，所述表面发射激光器阵列具有两个或更多个发光元件作为曝光光源，并且用多个光束扫描所述电子照相感光体，从而形成静电潜像图像，并且其中位于最远离导电基底的电子照相感光体中的最外层包含至少含有电荷输送化合物或源自电荷输送化合物的特征基团的含硅树脂，并且具有以下结构：由O原子与相邻的Si原子交联形成的键三维形成。

6. 发明授权

US08055153B2 Image forming apparatus and process cartridge 有权
标题翻译：成像设备和处理盒
公开(公告)号：US08055153B2
公开(公告)日：2011-11-08
申请号：US11802521
申请日：2007-05-23
申请人： Katsumi Nukada , Wataru Yamada , Yukiko Furushiro , Takayuki Yamashita
发明人： Katsumi Nukada , Wataru Yamada , Yukiko Furushiro , Takayuki Yamashita
IPC分类号： G03G21/08
CPC分类号： G03G21/08 , G03G5/0592 , G03G5/0596 , G03G5/0607 , G03G5/0614 , G03G5/0625 , G03G5/0642 , G03G5/0664 , G03G5/0666 , G03G5/09 , G03G5/14791 , G03G5/14795 , G03G15/751
摘要： An image forming apparatus includes: an electrophotographic photoreceptor including a conductive support and a photosensitive layer including an outermost surface layer capable of transporting a charge, the layer being farthest from the conductive support and containing a resin having a crosslinking structure; a charging unit that charges the electrophotographic photoreceptor; a first exposure unit that exposes the electrophotographic photoreceptor to form an electrostatic latent image on the electrophotographic photoreceptor charged; a developing unit that develop the electrostatic latent image with a toner to form a toner image; a transfer unit that transfer the toner image from the electrophotographic photoreceptor to a medium to be transferred; and a second exposure unit that uniformly expose the electrophotographic photoreceptor, the outermost surface layer absorbing exposure light of the second exposure unit and having a maximum absorbance of about 0.05 or less in the entire wavelength range of the exposure light.
摘要翻译：图像形成装置包括：电子照相感光体，其包含导电性支持体和感光层，感光层包含能够输送电荷的最外表面层，该感光层距导电性支持体最远，并含有具有交联结构的树脂; 对电子照相感光体进行充电的充电单元; 第一曝光单元，其暴露电子照相感光体以在电子照相感光体上形成静电潜像; 显影单元，其用调色剂显影静电潜像以形成调色剂图像; 转印单元，其将调色剂图像从电子照相感光体转印到待转印的介质上; 以及第二曝光单元，其在所述曝光光的整个波长范围内均匀地曝光所述电子照相感光体，所述最外表面层吸收所述第二曝光单元的曝光光，并且具有约0.05以下的最大吸光度。

7. 发明申请

US20080089712A1 Image forming apparatus and process cartridge 有权
标题翻译：成像设备和处理盒
公开(公告)号：US20080089712A1
公开(公告)日：2008-04-17
申请号：US11802521
申请日：2007-05-23
申请人： Katsumi Nukada , Wataru Yamada , Yukiko Furushiro , Takayuki Yamashita
发明人： Katsumi Nukada , Wataru Yamada , Yukiko Furushiro , Takayuki Yamashita
IPC分类号： G03G15/00
CPC分类号： G03G21/08 , G03G5/0592 , G03G5/0596 , G03G5/0607 , G03G5/0614 , G03G5/0625 , G03G5/0642 , G03G5/0664 , G03G5/0666 , G03G5/09 , G03G5/14791 , G03G5/14795 , G03G15/751
摘要： An image forming apparatus includes: an electrophotographic photoreceptor including a conductive support and a photosensitive layer including an outermost surface layer capable of transporting a charge, the layer being farthest from the conductive support and containing a resin having a crosslinking structure; a charging unit that charges the electrophotographic photoreceptor; a first exposure unit that exposes the electrophotographic photoreceptor to form an electrostatic latent image on the electrophotographic photoreceptor charged; a developing unit that develop the electrostatic latent image with a toner to form a toner image; a transfer unit that transfer the toner image from the electrophotographic photoreceptor to a medium to be transferred; and a second exposure unit that uniformly expose the electrophotographic photoreceptor, the outermost surface layer absorbing exposure light of the second exposure unit and having a maximum absorbance of about 0.05 or less in the entire wavelength range of the exposure light.
摘要翻译：图像形成装置包括：电子照相感光体，其包含导电性支持体和感光层，感光层包含能够输送电荷的最外表面层，该感光层距导电性支持体最远，并含有具有交联结构的树脂; 对电子照相感光体进行充电的充电单元; 第一曝光单元，其暴露电子照相感光体以在电子照相感光体上形成静电潜像; 显影单元，其用调色剂显影静电潜像以形成调色剂图像; 转印单元，其将调色剂图像从电子照相感光体转印到待转印的介质上; 以及第二曝光单元，其在所述曝光光的整个波长范围内均匀地曝光所述电子照相感光体，所述最外表面层吸收所述第二曝光单元的曝光光，并且具有约0.05以下的最大吸光度。

8. 发明授权

US08535861B2 Image forming apparatus and process cartridge 有权
标题翻译：成像设备和处理盒
公开(公告)号：US08535861B2
公开(公告)日：2013-09-17
申请号：US12556254
申请日：2009-09-09
申请人： Daisuke Haruyama , Masahiro Iwasaki , Takayuki Yamashita
发明人： Daisuke Haruyama , Masahiro Iwasaki , Takayuki Yamashita
IPC分类号： G03G15/00
CPC分类号： G03G5/14765 , G03G5/14769 , G03G5/14791 , G03G9/0815 , G03G9/0827 , G03G2215/00957
摘要： There is provided an image forming apparatus including electrophotographic photoreceptor, a charging unit, an electrostatic latent image forming unit, a developing unit, and a residual toner removing unit, the surface protective layer of the electrophotographic photoreceptor having a surface free energy of about 10 mN/m to about 30 mN/m, the toner in the developing unit includes silica, and the residual toner removing unit including a blade member including a base layer and an edge layer having a type A durometer hardness of from about HsA 75 to about HsA 90 at 23° C., the hardness of the edge layer being higher than the hardness of the base layer.
摘要翻译：提供了包括电子照相感光体，充电单元，静电潜像形成单元，显影单元和残留调色剂去除单元的图像形成设备，电子照相感光体的表面保护层具有约10mN的表面自由能 / m至约30mN / m，显影单元中的调色剂包括二氧化硅，并且残余调色剂除去单元包括具有基础层和具有约HsA 75至约HsA的A型硬度计硬度的边缘层的刀片构件 90°在23℃，边缘层的硬度高于基层的硬度。

9. 发明授权

US08685600B2 Electrophotographic photoreceptor, image forming apparatus and process 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：US08685600B2
公开(公告)日：2014-04-01
申请号：US12623916
申请日：2009-11-23
申请人： Hirofumi Nakamura , Keiko Matsuki , Shingo Hirahara , Takanori Suga , Daisuke Haruyama , Hirokazu Sakashita , Masahiro Iwasaki , Takayuki Yamashita , Mitsuhide Nakamura
发明人： Hirofumi Nakamura , Keiko Matsuki , Shingo Hirahara , Takanori Suga , Daisuke Haruyama , Hirokazu Sakashita , Masahiro Iwasaki , Takayuki Yamashita , Mitsuhide Nakamura
IPC分类号： G03G15/04 , G03G15/00
CPC分类号： G03G5/144 , G03G5/0542 , G03G5/0564 , G03G5/0592 , G03G5/0614 , G03G5/0696 , G03G5/1476 , G03G5/14769
摘要： There is provided an electrophotographic photoreceptor including a conductive substrate; an intermediate layer; a photosensitive layer; and a surface layer, in this order, the surface layer including two or more charge transporting materials each including a reactive substituent and respectively having mutually different ionization potentials, in an amount of 90% by weight or more relative to the total solid content of the surface layer, and the content ratio X of each of the two or more charge transporting materials satisfying the following Formula (1). X(n) represents a content ratio (weight %) of a charge transporting material that has the nth highest ionization potential among the two or more charge transporting materials; X(n−1) represents a content ratio (weight %) of a charge transporting material that has the (n−1)th highest ionization potential among the two or more charge transporting materials; and n is an integer of two or more and represents a variable equal to or lower than the number of charge transporting materials contained in the surface layer. X(n−1)≧X(n) Formula (1).
摘要翻译：提供一种电子照相感光体，包括导电性基材; 中间层感光层; 以及表面层，依次为包含两个或更多个电荷输送材料的表面层，每个电荷输送材料各自包含反应性取代基并且分别具有相互不同的电离电位，相对于该固体成分的总固体含量为90重量％以上表面层，以及满足下述式（1）的两种以上电荷输送材料的含有比率X。 X（n）表示两种以上电荷输送材料中具有第n高电离电位的电荷输送材料的含量比（重量％）。 X（n-1）表示两种以上电荷输送材料中具有第（n-1）个最高电离电位的电荷输送材料的含量比（重量％）。 n为2以上的整数，表示包含在表层中的电荷输送材料的数量以下的变量。 X（n-1）≥X（n）式（1）。

10. 发明授权

US07720427B2 Cleaning apparatus, image holding apparatus, and image forming apparatus 有权
标题翻译：清洁装置，图像保持装置和图像形成装置
公开(公告)号：US07720427B2
公开(公告)日：2010-05-18
申请号：US11898986
申请日：2007-09-18
申请人： Takayuki Yamashita
发明人： Takayuki Yamashita
IPC分类号： G03G21/00
CPC分类号： G03G21/0029 , G03G2221/0021
摘要： There is provided a cleaning apparatus having a cleaning member that makes contact with a surface of an image holder and vibrates due to friction arising when the surface of the image holder moves, the image holder bearing an electrostatic latent image developed using a developer having toner containing a crystalline resin, and a cleaning member support unit that supports the cleaning member and increases the amplitude of the vibration of the cleaning member.
摘要翻译：提供了一种清洁装置，其具有与图像保持器的表面接触的清洁构件，并且由于在图像保持器的表面移动时产生的摩擦而振动，所述图像保持器承载使用显影剂显影的静电潜像，所述显影剂含有结晶树脂和清洁部件支撑单元，其支撑清洁部件并增加清洁部件的振动幅度。

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