公开(公告)号：US20130149541A1

公开(公告)日：2013-06-13

申请号：US13706395

申请日：2012-12-06

申请人： Sadaaki SAKAMOTO ,  Go YAMAGUCHI ,  Akihiro HONYA

发明人： Sadaaki SAKAMOTO ,  Go YAMAGUCHI ,  Akihiro HONYA

IPC分类号： B32B9/04 ,  G03G15/20 ,  G03G15/01

CPC分类号： G03G15/162 ,  G03G15/0189 ,  G03G2215/0135 ,  Y10T428/31504 ,  Y10T428/31551 ,  Y10T428/31721

摘要： Disclosed are a belt member having high wear resistance and thereby capable of maintaining its initial surface properties for a long period of time and a fixing device provided with, the belt member, and an image forming apparatus. The belt member has a belt shape, and its surface is formed of a cured resin including a structural unit derived from urethane (meth)acrylate (A) having at least three (meth)acryloyloxy groups per molecule, a structural unit derived from a polyfunctional monomer (B) having no urethane bond and having at least three (meth)acryloyloxy groups per molecule, and a structural unit derived from a fluorine-modified acrylate (C). The cured resin contains 18 to 63% by mass of the structural unit derived from the urethane(meth)acrylate (A), 18 to 63% by mass of the structural unit derived from the polyfunctional monomer (B), and 10 to 40% by mass of the structural unit derived from the fluorine-modified acrylate(C).

摘要翻译： 公开了一种具有高耐磨性并因此能够长时间保持其初始表面性能的带部件和设置有带部件的定影装置和图像形成装置。 带状部件具有带状，其表面由固化树脂形成，该固化树脂包含衍生自每分子具有至少三个（甲基）丙烯酰氧基的氨基甲酸酯（甲基）丙烯酸酯（A））的结构单元，衍生自多官能 不具有氨基甲酸酯键并且每分子具有至少三个（甲基）丙烯酰氧基的单体（B）和衍生自氟改性丙烯酸酯（C）的结构单元。 固化树脂含有来自氨基甲酸酯（甲基）丙烯酸酯（A）的结构单元的18〜63质量％，来自多官能单体（B）的结构单元为18〜63质量％），10〜40质量％ 的衍生自氟改性丙烯酸酯（C）的结构单元。

公开(公告)号：US20080138733A1

公开(公告)日：2008-06-12

申请号：US11867315

申请日：2007-10-04

申请人： Noboru UEDA ,  Asao MATSUSHIMA ,  Go YAMAGUCHI

发明人： Noboru UEDA ,  Asao MATSUSHIMA ,  Go YAMAGUCHI

IPC分类号： G03G9/087

CPC分类号： G03G9/08782 ,  G03G9/0806 ,  G03G9/0825 ,  G03G9/08726 ,  G03G9/08733 ,  G03G9/08795 ,  G03G9/08797

摘要： A toner for developing an electrostatic image is disclosed. The toner has softening point Tsp of from 90° C. to 110° C., and the toner satisfies the relation of 0.02≦(Sw/S)×100≦10, Sw being an area of a wax domain having largest diameter among wax domains at a cross section of the toner particle, and S being entire area of the cross section of the toner particle.

摘要翻译： 公开了用于显影静电图像的调色剂。 调色剂的软化点Tsp为90℃至110℃，调色剂满足0.02 <=（Sw / S）×100 <= 10的关系，Sw为直径最大的蜡区域的面积 调色剂颗粒的横截面处的蜡区域，S是调色剂颗粒的横截面的整个区域。

公开(公告)号：US20090087770A1

公开(公告)日：2009-04-02

申请号：US12205100

申请日：2008-09-05

申请人： Go YAMAGUCHI ,  Yoshiaki KOBAYASHI ,  Asao MATSUSHIMA ,  Noboru UEDA ,  Masaharu MATSUBARA

发明人： Go YAMAGUCHI ,  Yoshiaki KOBAYASHI ,  Asao MATSUSHIMA ,  Noboru UEDA ,  Masaharu MATSUBARA

IPC分类号： G03G9/087 ,  G03G9/08 ,  G03G9/09

CPC分类号： G03G9/0821 ,  G03G9/08724 ,  G03G9/08733 ,  G03G9/08797

摘要： An electrophotographic toner is disclosed, meeting the requirement that G′ (60)/G′ (80) is from 1×102 to 1×104, where G′ (60) G′ (80) are each a storage modulus of the toner at 60° C. and 80° C., respectively; G′ (100)/G′ (130) is from 1 to 102, where G′ (100) and G′ (130) are each a storage modulus of the toner at 100° C. and 130° C., respectively; and G′ (10-130) is from 5×102 to 1×102 dyn/cm21 where G′ (100-130) is a storage modulus of the toner at a temperature of from 100 to 130° C.

摘要翻译： 公开了一种电子照相调色剂，其满足G'（60）/ G'（80）为1×102至1×10 4的要求，其中G'（60）G'（80）分别为调色剂在60℃的储能模量 和80℃; G'（100）/ G'（130）为1至102，其中G'（100）和G'（130）分别为调色剂在100℃和130℃的储能模量; 和G'（10-130）为5×102-1×102dyn / cm 21，其中G'（100-130）为调色剂在100-130℃温度下的储能模量。

公开(公告)号：US20080226364A1

公开(公告)日：2008-09-18

申请号：US12015670

申请日：2008-01-17

申请人： Masaharu MATSUBARA ,  Asao MATSUSHIMA ,  Noboru UEDA ,  Go YAMAGUCHI ,  Takayuki SUZUKI

发明人： Masaharu MATSUBARA ,  Asao MATSUSHIMA ,  Noboru UEDA ,  Go YAMAGUCHI ,  Takayuki SUZUKI

IPC分类号： G03G15/20

CPC分类号： G03G15/2025 ,  G03G2215/2032 ,  G03G2215/2041

摘要： An image forming method comprising the steps of: (i) charging a surface of a photoreceptor; (ii) exposing the charged photoreceptor to form an electrostatic latent image; (iii) developing the electrostatic latent image using a toner comprising at least a release agent to form a toner image; (iv) transferring the toner image on the photoreceptor to a transfer material; and (v) fixing the toner image transferred on the transfer material employing a contact-heating fixing devise comprising a pair of belts, wherein the releasing agent comprises a first release agent component containing a monoester compound represented by Formula (1) and a second release agent component containing a hydrocarbon having a branched chain structure, wherein a content of the first release agent is 40 to 98% by mass, based on a total mass of the first release agent component and the second release agent component: R1—COO—R2   Formula (1)

摘要翻译： 一种图像形成方法，包括以下步骤：（i）对感光体的表面充电; （ii）使带电感光体曝光以形成静电潜像; （iii）使用至少包含脱模剂的调色剂显影静电潜像以形成调色剂图像; （iv）将感光体上的调色剂图像转印到转印材料上; 和（v）使用包含一对带的接触加热固定装置固定转印在转印材料上的调色剂图像，其中所述脱模剂包含含有由式（1）表示的单酯化合物的第一脱模剂组分和第二释放 含有具有支链结构的烃的试剂组分，其中基于第一脱模剂组分和第二脱模剂组分的总质量，第一脱模剂的含量为40〜98质量％：< -formulae description =“在线公式”end =“lead”？R 1 -COO-R 2 2式（1）<？在线公式描述 =“内联公式”end =“tail”？>

公开(公告)号：US20080166653A1

公开(公告)日：2008-07-10

申请号：US11946982

申请日：2007-11-29

申请人： Masaharu MATSUBARA ,  Asao MATSUSHIMA ,  Noboru UEDA ,  Go YAMAGUCHI

发明人： Masaharu MATSUBARA ,  Asao MATSUSHIMA ,  Noboru UEDA ,  Go YAMAGUCHI

IPC分类号： G03G13/20

CPC分类号： G03G15/2025 ,  G03G15/206 ,  G03G2215/2009

摘要： All objective is to provide an image forming method by which sufficient fixing strength can be obtained at a low temperature of 120° C., excellent print images with no belt-like like or streak image defect can be obtained, and no document offsetting is generated even though the superimposed print images are stored. Disclosed is an image forming method comprising the step of fixing a toner image formed with a toner comprising a releasing agent on a transfer material employing a contact-heating fixing device comprising a heating roller and a belt-shaped pressure body, wherein the heating roller is placed on the upper side of the transfer material, the releasing agent comprises the 1st releasing agent component and the 2nd releasing agent component, and the 1st releasing agent component has a content of 40-98% by weight, based on the total weight of the 1st and 2nd releasing agent components.

摘要翻译： 全部目的是提供一种在120℃的低温下能获得足够的固定强度的图像形成方法，可以获得没有带状或条纹图像缺陷的优异的印刷图像，并且不产生文件偏移 即使叠加的打印图像被存储。 公开了一种图像形成方法，包括以下步骤：将由包含脱模剂的调色剂形成的调色剂图像定影在使用包括加热辊和带状压力体的接触加热定影装置的转印材料上，其中加热辊是 放置在转印材料的上侧，脱模剂包括第一脱模剂组分和第二次脱模剂组分，并且第一<！ - SIPO 脱模剂成分的含量为40〜98重量％，基于1重量份和2重量份脱模剂成分的总重量。