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1. 发明授权

US09983505B2 Developing roller, process cartridge, image forming apparatus and image forming method 有权
公开(公告)号：US09983505B2
公开(公告)日：2018-05-29
申请号：US15492688
申请日：2017-04-20
申请人： Hideaki Yasunaga , Keiichiro Juri
发明人： Hideaki Yasunaga , Keiichiro Juri
IPC分类号： G03G15/08 , C08J7/16 , C08G18/62 , C08G18/79
CPC分类号： G03G15/0818 , C08G18/62 , C08G18/6279 , C08G18/792 , C08J7/16 , C08J2371/03 , C08J2475/04 , G03G15/08
摘要： Provided is a developing roller including a shaft body, an elastic layer formed on an external circumference of the shaft body, and a surface layer formed on an external circumference of the elastic layer. The surface layer is formed of polyurethane containing a reaction product of a fluoroethylene vinyl ether copolymer and an isocyanurate form of isocyanate and having a film thickness of from 0.5 μm through 2.0 μm. The developing roller has grooves in a surface of the developing roller. The angle of the grooves from a circumferential direction is from 0 degrees through 30 degrees.

2. 发明授权

US09720354B2 Intermediate transfer belt 有权
公开(公告)号：US09720354B2
公开(公告)日：2017-08-01
申请号：US14731556
申请日：2015-06-05
申请人： Keiichiro Juri , Hideaki Yasunaga , Akira Izutani , Makoto Matsushita , Ayano Momose
发明人： Keiichiro Juri , Hideaki Yasunaga , Akira Izutani , Makoto Matsushita , Ayano Momose
IPC分类号： G03G15/01 , G03G15/16
CPC分类号： G03G15/162 , G03G15/0189 , G03G15/1605 , G03G15/1685
摘要： An intermediate transfer belt for use in electrophotography is provided. The intermediate transfer belt includes a thermoplastic resin having a vinylidene difluoride (VdF) structure. The intermediate transfer belt has a degree of crystallinity in the range of 17% to 39%.

3. 发明申请

US20160202638A1 SEMICONDUCTIVE RESIN COMPOSITION, MEMBER FOR ELECTROPHOTOGRAPHY AND IMAGE FORMING APPARATUS 有权
标题翻译：半导体树脂组合物，电子照相和图像形成装置的会员
公开(公告)号：US20160202638A1
公开(公告)日：2016-07-14
申请号：US14967827
申请日：2015-12-14
申请人： Hiroaki Takahashi , Hideaki Yasunaga , Akira Izutani , Makoto Matsushita , Keiichiro Juri , Yuri Haga , Ayano Momose
发明人： Hiroaki Takahashi , Hideaki Yasunaga , Akira Izutani , Makoto Matsushita , Keiichiro Juri , Yuri Haga , Ayano Momose
IPC分类号： H01B1/24 , G03G15/01
CPC分类号： G03G15/162 , G03G9/0825 , G03G15/1685 , H01B1/24
摘要： A semiconductive resin composition includes at least two thermoplastic resins and a conductive filler. Each of the two thermoplastic resins has a sea-island structure, and 40% to 75% of the conductive filler are present in the thermoplastic resin in an island portion of the sea-island structure at an areal ratio of a cross section observed with a scanning electron microscope.
摘要翻译：半导体树脂组合物包括至少两种热塑性树脂和导电填料。两种热塑性树脂中的每一种具有海岛结构，并且在海岛结构的岛状部分中的热塑性树脂中存在40％至75％的导电填料，其横截面的面积比与扫描电子显微镜。

4. 发明申请

US20150078777A1 DEVELOPING DEVICE, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD 有权
标题翻译：开发设备，处理盒，图像形成装置和图像形成方法
公开(公告)号：US20150078777A1
公开(公告)日：2015-03-19
申请号：US14474870
申请日：2014-09-02
申请人： Keiichiro Juri , Hideaki Yasunaga
发明人： Keiichiro Juri , Hideaki Yasunaga
IPC分类号： G03G15/08
CPC分类号： G03G15/0881 , G03G15/0817 , G03G15/0818 , G03G2221/183
摘要： A developing device includes a developing roller including a base and a surface layer formed on the base, the surface layer including a polyurethane resin having a fluorine group and a polyfunctional isocyanurate structure, a toner storage chamber being partially in contact with the developing roller and to support the developing roller, and a sealing member provided at opposed ends of an end portion of the toner storage chamber in a rotating axis direction of the developing roller, and to seal in toner moving to the end portion of the toner storage chamber, the sealing member before use having a coefficient of static friction in a range of from 0.08 to 0.19.
摘要翻译：显影装置包括：显影辊，包括基底和形成在基底上的表面层，所述表面层包括具有氟基的聚氨酯树脂和多官能异氰脲酸酯结构，调色剂储存室部分地与显影辊接触，支撑显影辊，以及密封构件，其设置在调色剂储存室的端部的显影辊的旋转轴线方向的相对端部，并且密封调色剂移动到调色剂储存室的端部，密封件使用前的静电摩擦系数在0.08至0.19的范围内。

5. 发明授权

US08526864B2 Image developer, process cartridge, and image forming apparatus 失效
标题翻译：图像显影剂，处理盒和成像装置
公开(公告)号：US08526864B2
公开(公告)日：2013-09-03
申请号：US13071902
申请日：2011-03-25
申请人： Shuuichi Nakagawa , Chiyoshi Nozaki , Hideaki Yasunaga , Keiichiro Juri
发明人： Shuuichi Nakagawa , Chiyoshi Nozaki , Hideaki Yasunaga , Keiichiro Juri
IPC分类号： G03G15/08
CPC分类号： G03G15/0808 , G03G2215/0634 , G03G2215/0869
摘要： An image developer, including a developer container containing a developer developing a latent image on a latent image bearer; a developer bearer bearing the developer, located close to or contacting the latent image bearer; and a developer feeding and collection roller feeding the developer onto the developer bearer and scraping the developer therefrom, rotating while contacting thereto with pressure, wherein the developer feeding and collection roller includes an inner layer formed of an electroconductive foamed rubber; and an outer layer formed of an insulative foamed rubber, and wherein the following relationship is satisfied: α≧T wherein α represents a compression amount of the pressure of the developer feeding and collection roller to the developer bearer; and T represents a thickness of the outer layer, and wherein an offset voltage having a polarity opposite to that of the charged developer is applied to the developer feeding and collection roller.
摘要翻译：一种图像显影剂，包括含有在潜像承载体上显影潜像的显影剂的显影剂容器; 承载显影剂的显影剂承载件位于靠近或接触潜影承载体的位置; 以及显影剂供给和收集辊，其将显影剂供给到显影剂承载体上并刮擦显影剂，同时与其接触压力旋转，其中显影剂供给和收集辊包括由导电泡沫橡胶形成的内层; 和由绝缘发泡橡胶形成的外层，并且其中满足以下关系：α> = T其中α表示显影剂供给和收集辊对显影剂载体的压力的压缩量; 并且T表示外层的厚度，并且其中具有极性与带电显影剂的极性相反的偏移电压被施加到显影剂供给和收集辊。

6. 发明授权

US08053154B2 Toner and image forming method 失效
标题翻译：调色剂和成像方法
公开(公告)号：US08053154B2
公开(公告)日：2011-11-08
申请号：US11681530
申请日：2007-03-02
申请人： Takuya Kadota , Masayuki Hagi , Yoshihiro Mikuriya , Katsunori Kurose , Hiroaki Kato , Atsushi Yamamoto , Yoshimichi Ishikawa , Masahide Inoue , Minoru Nakamura , Hideaki Yasunaga
发明人： Takuya Kadota , Masayuki Hagi , Yoshihiro Mikuriya , Katsunori Kurose , Hiroaki Kato , Atsushi Yamamoto , Yoshimichi Ishikawa , Masahide Inoue , Minoru Nakamura , Hideaki Yasunaga
IPC分类号： G03G9/097
CPC分类号： G03G9/09783 , G03G9/09708 , G03G9/09725
摘要： A toner for electrostatic charge development is provided where the toner comprises a colorant and a resin and contains an organic boron compound represented by a following chemical formula (A) as a charge controlling agent, further the toner is treated with an inorganic fine particle and at least one of the inorganic particles is a magnesium silicate compound represented by a following general formula [2] is provided. wherein X is an alkali metal, R1, R2, R3 or R4 each represents a hydrogen atom, an alkyl group having 1 to 4 carbon atoms, an alkoxy group having 1 to 4 carbon atoms, or a halogen atom. MgxSiyO(x+2y) [2] wherein x and y are integers.
摘要翻译：提供了用于静电电荷显影的调色剂，其中调色剂包括着色剂和树脂，并且含有由以下化学式（A）表示的有机硼化合物作为电荷控制剂，此外，调色剂用无机细颗粒处理，并且在至少一种无机颗粒是由以下通式[2]表示的硅酸镁化合物。其中X为碱金属，R 1，R 2，R 3或R 4各自表示氢原子，碳原子数1〜4的烷基，碳原子数1〜4的烷氧基或卤素原子。 MgxSiyO（x + 2y）[2]其中x和y是整数。

7. 发明授权

US08007973B2 Full-color toner kit, process cartridge, and image forming method 有权
标题翻译：全彩色墨粉盒，处理盒和成像方法
公开(公告)号：US08007973B2
公开(公告)日：2011-08-30
申请号：US11965522
申请日：2007-12-27
申请人： Kazuoki Fuwa , Yoshihiro Mikuriya , Masayuki Hagi , Hideaki Yasunaga , Hiroaki Katoh , Yoshitaka Sekiguchi
发明人： Kazuoki Fuwa , Yoshihiro Mikuriya , Masayuki Hagi , Hideaki Yasunaga , Hiroaki Katoh , Yoshitaka Sekiguchi
IPC分类号： G03G9/08
CPC分类号： G03G9/08755 , G03G9/081 , G03G9/08782 , G03G9/08795 , G03G9/08797 , G03G9/0912 , G03G9/0914 , G03G9/0916 , G03G9/0918 , G03G9/092 , G03G9/0922 , G03G2215/0617
摘要： A full-color toner kit including yellow, magenta, and cyan toners each including a benzimidazolone, a naphthol, and a copper phthalocyanine colorants, respectively, and resins (A) and (B) each of which having a polyester skeleton and containing a wax, and a resin (C) having a polyester skeleton and containing no wax. Each of the toners has a softening point of from 125° C. to 135° C. The following relationships are satisfied: Ts(A)
摘要翻译：分别包括苯并咪唑酮，萘酚和铜酞菁着色剂的黄色，品红色和青色色调剂的全色调色剂试剂盒和分别具有聚酯骨架并含有蜡的树脂（A）和（B）和具有聚酯骨架且不含蜡的树脂（C）。每个调色剂的软化点为125℃至135℃。满足以下关系：Ts（A）

8. 发明授权

US07817946B2 Developing device, image developing method, image forming apparatus, image forming method, and process cartridge 失效
标题翻译：显影装置，图像显影方法，图像形成装置，图像形成方法和处理盒
公开(公告)号：US07817946B2
公开(公告)日：2010-10-19
申请号：US11851048
申请日：2007-09-06
申请人： Hiroyuki Murakami , Masahide Inoue , Masayuki Hagi , Takuya Kadota , Yoshihiro Mikuriya , Katsunori Kurose , Hideaki Yasunaga , Hiroaki Kato , Yoshimichi Ishikawa , Kazuoki Fuwa
发明人： Hiroyuki Murakami , Masahide Inoue , Masayuki Hagi , Takuya Kadota , Yoshihiro Mikuriya , Katsunori Kurose , Hideaki Yasunaga , Hiroaki Kato , Yoshimichi Ishikawa , Kazuoki Fuwa
IPC分类号： G03G15/08
CPC分类号： G03G15/0812
摘要： The present invention provides a developing device that allows for maintaining the conveyance amount of a toner within a certain definite range. A developing device 12 of the present invention is provided with a toner conveying unit 13 configured to convey a first toner and a controlling member 15 configured to control the thickness of a toner layer formed with the first toner conveyed by the toner conveying unit 13, wherein a second toner provided with a charged amount per unit mass that differs from a charged amount per unit mass of the first toner is applied over the surface of the controlling member 15.
摘要翻译：本发明提供一种能够将调色剂的输送量保持在一定范围内的显影装置。本发明的显影装置12设置有调色剂输送单元13，其构造成输送第一调色剂和控制构件15，控制构件15构造成控制由调色剂输送单元13输送的由第一调色剂形成的调色剂层的厚度，其中在控制构件15的表面上施加具有与每单位质量的第一调色剂的带电量不同的每单位质量的带电量的第二调色剂。

9. 发明授权

US07749671B2 Toner for developing a latent electrostatic image, image-forming method, image-forming apparatus and process cartridge using the same 有权
标题翻译：用于显影静电潜像的调色剂，成像方法，图像形成装置和使用其的处理盒
公开(公告)号：US07749671B2
公开(公告)日：2010-07-06
申请号：US11521385
申请日：2006-09-15
申请人： Atsushi Yamamoto , Masahide Inoue , Chiyoshi Nozaki , Minoru Nakamura , Masayuki Hagi , Yoshihiro Mikuriya , Tsuyoshi Nozaki , Hiroaki Kato , Takuya Kadota , Katsunori Kurose , Hideaki Yasunaga , Yoshimichi Ishikawa
发明人： Atsushi Yamamoto , Masahide Inoue , Chiyoshi Nozaki , Minoru Nakamura , Masayuki Hagi , Yoshihiro Mikuriya , Tsuyoshi Nozaki , Hiroaki Kato , Takuya Kadota , Katsunori Kurose , Hideaki Yasunaga , Yoshimichi Ishikawa
IPC分类号： G03G9/08
CPC分类号： G03G9/09725 , G03G9/09708
摘要： To provide a toner containing at least a toner base containing a binder resin and a colorant, and an inorganic fine particle, wherein the inorganic fine particle contains a compound oxide expressed by the following Composition Formula (1): [M1]aSibOc Composition Formula (1) where “M1” represents a metal element selected from Sr, Mg, Zn, Co, Mn and Ce, “a” and “b” each represents an integer of 1 to 9 and “c” represents an integer of 3 to 9, wherein an average primary particle diameter of the compound oxide is 0.02 μm to 1.5 μm, and an average secondary particle diameter of the compound oxide is 0.08 μm to 3.5 μm, where the secondary particle is an aggregate of the primary particles.
摘要翻译：为了提供含有至少含有粘合剂树脂和着色剂的调色剂底物的调色剂和无机细颗粒，其中无机细颗粒含有由以下组合式（1）表示的复合氧化物：[M1] aSibOc组成式（ 1）其中“M1”表示选自Sr，Mg，Zn，Co，Mn和Ce的金属元素，“a”和“b”各自表示1〜9的整数，“c”表示3〜9的整数其中复合氧化物的平均一次粒径为0.02μm〜1.5μm，复合氧化物的平均二次粒径为0.08μm〜3.5μm，二次粒子为一次粒子的集合体。

10. 发明申请

US20100009282A1 IMAGE FORMING METHOD, IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE 有权
标题翻译：图像形成方法，图像形成装置和处理盒
公开(公告)号：US20100009282A1
公开(公告)日：2010-01-14
申请号：US12490739
申请日：2009-06-24
申请人： Hiroaki KATOH , Naoki Nakatake , Masayuki Hagi , Yoshitaka Sekiguchi , Kazuoki Fuwa , Yoshihiro Mikuriya , Hideaki Yasunaga
发明人： Hiroaki KATOH , Naoki Nakatake , Masayuki Hagi , Yoshitaka Sekiguchi , Kazuoki Fuwa , Yoshihiro Mikuriya , Hideaki Yasunaga
IPC分类号： G03G13/20 , G03G15/02 , G03G21/18
CPC分类号： G03G15/0233 , G03G9/09716 , G03G9/09725 , G03G2215/021
摘要： An image forming method, including charging the surface of an electrostatic latent image bearer by a charger; irradiating the surface of the electrostatic latent image bearer to form an electrostatic latent image thereon; developing the same with a toner to form a toner image; transferring the toner image onto a recording medium; and fixing the toner image thereon, wherein the charger is a charging roller contacting the electrostatic latent image bearer to charge the same, having a ten-point surface roughness of 5 to 30, and the toner includes a binder resin, a colorant, a release agent and an external additive including a composite oxide including titanium oxide in an amount of 80 to 95% by weight and silicon oxide, having a core-shell structure formed of a core including the titanium oxide and a shell including the silicon oxide and has a BET specific surface area of 50 to 100 m2/g.
摘要翻译：一种图像形成方法，包括通过充电器对静电潜像载体的表面进行充电; 照射静电潜像载体的表面以在其上形成静电潜像; 用调色剂显影相同以形成调色剂图像; 将调色剂图像转印到记录介质上; 并且其上定影调色剂图像，其中所述充电器是与所述静电潜像载体接触以对其充电的充电辊，具有5至30的十点表面粗糙度，并且所述调色剂包括粘合剂树脂，着色剂，释放试剂和外加剂，其包含含有80〜95重量％的氧化钛的复合氧化物和氧化硅，其具有由包含氧化钛的核心和包含氧化硅的壳体形成的核 - 壳结构，并且具有 BET比表面积为50〜100m2 / g。

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