公开(公告)号：US20110171570A1

公开(公告)日：2011-07-14

申请号：US12860406

申请日：2010-08-20

申请人： Hitoshi TAKIMOTO ,  Masahiro Iwasaki ,  Daisuke Haruyama ,  Hidemi Nukada ,  Mitsuhide Nakamura ,  Koji Bando

发明人： Hitoshi TAKIMOTO ,  Masahiro Iwasaki ,  Daisuke Haruyama ,  Hidemi Nukada ,  Mitsuhide Nakamura ,  Koji Bando

IPC分类号： G03G15/00 ,  G03G21/18

CPC分类号： G03G5/14791 ,  G03G5/0539 ,  G03G5/0575 ,  G03G5/0614 ,  G03G5/076 ,  G03G5/14726 ,  G03G5/14747 ,  G03G5/14769 ,  G03G5/14786

摘要： The invention provides an electrophotographic photoreceptor having at least: a substrate; a photosensitive layer provided on the substrate; and an overcoat layer provided on the photosensitive layer. The overcoat layer of the photoreceptor includes at least: a cross-linked component that is obtained by cross-linking of at least one selected from a guanamine compound or a melamine compound and a charge-transporting material having at least one substituent group selected from —OH, —OCH3, —NH2, —SH, or —COOH; fluoro-resin particles; and a fluoro-alkyl group-containing copolymer. The ratio of fluorine atom present in an outermost surface of the overcoat layer as measured with energy dispersive X-ray analysis (EDS) is from approximately 1.0% by mass to approximately 20.0% by mass. The invention further provides a process cartridge, an image forming apparatus, and a method of producing the electrophotographic photoreceptor.

摘要翻译： 本发明提供一种至少具有：基材的电子照相感光体; 设置在基板上的感光层; 以及设置在感光层上的外涂层。 感光体的外涂层至少包括：通过交联选自胍胺化合物或三聚氰胺化合物中的至少一种和具有至少一个选自以下的取代基的电荷输送材料获得的交联成分： OH，-OCH 3，-NH 2，-SH或-COOH; 氟树脂颗粒; 和含氟烷基的共聚物。 用能量色散X射线分析（EDS）测定的外涂层的最表面存在的氟原子的比例为约1.0质量％〜约20.0质量％。 本发明还提供一种处理盒，图像形成装置和制造电子照相感光体的方法。

公开(公告)号：US06773857B2

公开(公告)日：2004-08-10

申请号：US10265783

申请日：2002-10-08

申请人： Hirofumi Nakamura ,  Ichiro Takegawa ,  Hidemi Nukada ,  Masahiro Iwasaki ,  Michiko Aida ,  Yukiko Kamijo ,  Masahiko Miyamoto ,  Tetsuya Ezumi ,  Takashi Yamada ,  Koji Bando ,  Taketoshi Hoshizaki

发明人： Hirofumi Nakamura ,  Ichiro Takegawa ,  Hidemi Nukada ,  Masahiro Iwasaki ,  Michiko Aida ,  Yukiko Kamijo ,  Masahiko Miyamoto ,  Tetsuya Ezumi ,  Takashi Yamada ,  Koji Bando ,  Taketoshi Hoshizaki

IPC分类号： G03G1504

CPC分类号： G03G5/142 ,  G03G5/14

摘要： An electrophotographic photoreceptor having, between an electroconductive substrate and a photosensitive layer, an interlayer which contains fine metal oxide particles and a binder resin and which, when an electric field of 106 V/m is applied thereto at 28° C. and 85% RH, has a volume resistivity of from 108 to 1013 &OHgr;·cm and, when an electric field of 106 V/m is applied thereto at 15° C. and 15% RH, has a volume resistivity which is up to 500 times the volume resistivity thereof as measured when an electric field of 106 V/m is applied thereto at 28° C. and 85% RH.

摘要翻译： 一种电子照相感光体，其在导电性基材和感光层之间具有含有金属氧化物微粒和粘合剂树脂的中间层，并且当在28℃下施加10 6 V / m的电场时， 85％RH，体积电阻率为10 8至10 13Ω·cm，当在15℃和15％RH下施加10 6 V / m的电场时，具有 当在28℃和85％RH下施加10 6 V / m的电场时，体积电阻率高达其体积电阻率的500倍。

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）。

公开(公告)号：US08655220B2

公开(公告)日：2014-02-18

申请号：US12247794

申请日：2008-10-08

申请人： Masahiro Iwasaki ,  Katsumi Nukada ,  Wataru Yamada ,  Kenta Ide ,  Hirofumi Nakamura ,  Mitsuhide Nakamura ,  Koji Bando ,  Kaori Iemula ,  Kazuya Hongo ,  Yasuhiro Nida

发明人： Masahiro Iwasaki ,  Katsumi Nukada ,  Wataru Yamada ,  Kenta Ide ,  Hirofumi Nakamura ,  Mitsuhide Nakamura ,  Koji Bando ,  Kaori Iemula ,  Kazuya Hongo ,  Yasuhiro Nida

IPC分类号： G03G21/18

CPC分类号： G03G5/076 ,  G03G5/0612 ,  G03G5/064 ,  G03G5/07 ,  G03G5/071 ,  G03G5/075 ,  G03G5/14769

摘要： An electrophotographic photoreceptor including a conductive substrate and a photosensitive layer provided on a surface of the conductive substrate, an outermost layer of the photosensitive layer containing a crosslinked product formed from at least one charge transporting material having at least one substituent selected from the group consisting of —OH, —OCH3, —NH2, —SH, and —COOH and at least one selected from a guanamine compound or a melamine compound, the content of the at least one charge transporting material being at least about 90% by weight, and the content of the at least one selected from the guanamine compound or the melamine compound being from about 0.1% by weight to about 5% by weight.

摘要翻译： 一种电子照相感光体，包括导电基底和设置在导电基底表面上的感光层，感光层的最外层含有由至少一种电荷输送材料形成的交联产物，该电荷输送材料具有至少一个选自以下的取代基： -OH，-OCH 3，-NH 2，-SH和-COOH和选自胍胺化合物或三聚氰胺化合物中的至少一种，所述至少一种电荷输送材料的含量为至少约90重量％，并且 从胍胺化合物或三聚氰胺化合物中选出的至少一种的含量为约0.1重量％至约5重量％。

公开(公告)号：US08404416B2

公开(公告)日：2013-03-26

申请号：US12627723

申请日：2009-11-30

申请人： Daisuke Haruyama ,  Masahiro Iwasaki

发明人： Daisuke Haruyama ,  Masahiro Iwasaki

IPC分类号： G03G5/14 ,  G03G21/16 ,  G03G21/18 ,  G03G15/06

CPC分类号： G03G5/0592 ,  G03G5/0614 ,  G03G5/0696 ,  G03G5/144 ,  G03G5/1476 ,  G03G5/14769 ,  G03G5/14791 ,  G03G5/14795

摘要： The invention provides an electrophotographic photoreceptor having a surface protection layer that satisfies the following requirements: (1) including a crosslinked substance of at least one selected from a guanamine compound or a melamine compound, and at least one charge transporting material having at least one substituent selected from —OH, —OCH3, —NH2, —SH or —COOH; (2) including the at least one of a guanamine compound or a melamine compound in an amount of from about 0.1 to about 5% by weight; and (3) having a universal hardness of from about 180 to about 220 N/mm2 and a creep ratio of from about 5% to about 8%, the universal hardness and the creep ratio being obtained by performing a hardness test by pushing a Vickers quadrangular pyramid diamond indenter against the surface protection layer at a maximum load of 20 mN, in an environment of 25° C. and a relative humidity of 50%.

摘要翻译： 本发明提供具有满足以下要求的表面保护层的电子照相感光体：（1）包含选自胍胺化合物或三聚氰胺化合物中的至少一种的交联物质和至少一种具有至少一个取代基的电荷输送材料 选自-OH，-OCH 3，-NH 2，-SH或-COOH; （2）包括约0.1至约5重量％的胍胺化合物或三聚氰胺化合物中的至少一种; 和（3）具有约180至约220N / mm 2的通用硬度和约5％至约8％的蠕变率，通用硬度和蠕变比通过通过将维氏硬度 在25°C的环境和相对湿度为50％的环境中以最大负载20mN的方式抵抗表面保护层的四角锥形金刚石压头。

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。

公开(公告)号：US08652716B2

公开(公告)日：2014-02-18

申请号：US13217947

申请日：2011-08-25

申请人： Masahiro Iwasaki ,  Jiro Korenaga ,  Yuko Yamano ,  Yukimi Kawabata ,  Daisuke Haruyama

发明人： Masahiro Iwasaki ,  Jiro Korenaga ,  Yuko Yamano ,  Yukimi Kawabata ,  Daisuke Haruyama

IPC分类号： G03G15/04 ,  G03G15/02

CPC分类号： G03G15/75 ,  G03G5/0539 ,  G03G5/0564 ,  G03G5/0567 ,  G03G5/0571 ,  G03G5/0575 ,  G03G5/0592 ,  G03G5/0614 ,  G03G5/0696 ,  G03G5/1476 ,  G03G5/14765 ,  G03G5/14769 ,  G03G5/14791

摘要： Provided is an electrophotographic photoreceptor having a conductive substrate and a photosensitive layer, such that the layer constituting the outermost surface of the photosensitive layer is formed by polymerizing a cross-linkable charge transporting material having a reactive hydroxyl group and a cross-linkable charge transporting material having a reactive alkoxy group, and the ionization potential of the outer surface of the layer constituting the outermost surface is higher by about 0.1 eV or more than the ionization potential of the inner surface of the layer constituting the outermost surface.

摘要翻译： 提供一种具有导电基底和感光层的电子照相感光体，使得构成感光层的最表面的层通过聚合具有反应性羟基的可交联电荷输送材料和可交联电荷输送材料 具有反应性烷氧基，构成最外表面的层的外表面的电离电位高于构成最外表面的层的内表面的电离电位约0.1eV以上。

公开(公告)号：US09075326B2

公开(公告)日：2015-07-07

申请号：US13452238

申请日：2012-04-20

申请人： Jiro Korenaga ,  Keiko Matsuki ,  Masahiro Iwasaki ,  Mitsuhide Nakamura

发明人： Jiro Korenaga ,  Keiko Matsuki ,  Masahiro Iwasaki ,  Mitsuhide Nakamura

IPC分类号： G03G5/00 ,  G03G5/04 ,  G03G15/00 ,  G03G5/05 ,  G03G5/06 ,  G03G5/07 ,  G03G5/147

CPC分类号： G03G5/0539 ,  G03G5/0592 ,  G03G5/0596 ,  G03G5/0614 ,  G03G5/071 ,  G03G5/075 ,  G03G5/14726 ,  G03G5/14786 ,  G03G5/14791 ,  G03G5/14795 ,  G03G2215/00957

摘要： Provided is an electrophotographic photoreceptor including a conductive substrate and a photosensitive layer provided on the conductive substrate, wherein an uppermost surface layer thereof is constituted with a cured film of a composition that contains at least two kinds of reactive charge transporting materials selected from a first reactive charge transporting material having an —OH group as a reactive functional group and a second reactive charge transporting material having an —OCH3 group as a reactive functional group, fluororesin particles, and an alkyl fluoride group-containing copolymer having repeating units represented by the following Structural Formulae A and B, and a relative dielectric constant ∈r of the uppermost surface layer satisfies the following Formula (1):

摘要翻译： 本发明提供一种电子照相感光体，其包括导电性基材和设置在导电性基材上的感光层，其最表面层由含有至少两种选自第一反应性的反应性电荷输送材料的组合物的固化膜构成 具有-OH基作为反应性官能团的电荷输送材料和具有-OCH 3基作为反应性官能团的第二反应性电荷输送材料，氟树脂颗粒和含有以下结构的重复单元的含氟烷基的共聚物 公式A和B以及最上表面层的相对介电常数εr满足下式（1）：

公开(公告)号：US20130008042A1

公开(公告)日：2013-01-10

申请号：US13261431

申请日：2010-03-10

申请人： Kaoru Naoi ,  Yoichi Ishizaki ,  Tatsuhito Inouchi ,  Masahiro Iwasaki

发明人： Kaoru Naoi ,  Yoichi Ishizaki ,  Tatsuhito Inouchi ,  Masahiro Iwasaki

IPC分类号： G05B11/32 ,  G01B5/06

CPC分类号： G01B11/306 ,  G01B5/0009 ,  G01B7/345 ,  G05B19/19 ,  G05B2219/41007 ,  G05B2219/41264 ,  G05B2219/42336 ,  H01L21/67288

摘要： In a parallel slider device, the two sliders are allowed to move in a smooth manner without interfering with each other. A same position command is given to a front servo controller for a front linear servo motor and a rear servo controller for a rear linear servo motor, and the front servo controller and the rear servo controller are provided with mutually different control gains.

摘要翻译： 在平行的滑块装置中，允许两个滑块以平滑的方式移动而不会彼此干涉。 对于前线性伺服电动机的前伺服控制器和后线性伺服电动机的后伺服控制器给出相同的位置命令，并且前伺服控制器和后伺服控制器具有相互不同的控制增益。

公开(公告)号：US08300892B2

公开(公告)日：2012-10-30

申请号：US12976169

申请日：2010-12-22

申请人： Masahiro Iwasaki ,  Kunio Nobori

发明人： Masahiro Iwasaki ,  Kunio Nobori

IPC分类号： G06K9/00

CPC分类号： G06T7/292 ,  G06T7/215 ,  G06T2207/10016 ,  G06T2207/20021 ,  G06T2207/30196 ,  G06T2207/30241

摘要： To provide a moving object detection apparatus which accurately performs region extraction, regardless of the pose or size of a moving object. The moving object detection apparatus includes: an image receiving unit receiving the video sequence; a motion analysis unit calculating movement trajectories based on motions of the image; a segmentation unit performing segmentation so as to divide the movement trajectories into subsets, and setting a part of the movement trajectories as common points shared by the subsets; a distance calculation unit calculating a distance representing a similarity between a pair of movement trajectories, for each of the subsets; a geodesic distance calculation unit transforming the calculated distance into a geodesic distance; an approximate geodesic distance calculation unit calculating an approximate geodesic distance bridging over the subsets, by integrating geodesic distances including the common points; and a region extraction unit performing clustering on the calculated approximate geodesic distance.

摘要翻译： 提供一种移动物体检测装置，其能够精确地执行区域提取，而不管移动物体的姿态或尺寸如何。 移动物体检测装置包括：图像接收单元，接收视频序列; 运动分析单元，基于图像的运动来计算运动轨迹; 分割单元，其执行分割，以将所述移动轨迹划分为子集，并将所述移动轨迹的一部分设置为由所述子集共享的共同点; 距离计算单元，对于每个子集，计算表示一对移动轨迹之间的相似度的距离; 测距距离计算单元，将计算出的距离变换为测地距离; 近似测地距离计算单元，通过集成包括公共点的测地距离来计算桥接在子集上的近似测地距离; 以及区域提取单元，对计算出的近似测距距离进行聚类。