公开(公告)号：US07147980B2

公开(公告)日：2006-12-12

申请号：US10753490

申请日：2004-01-09

申请人： Takayuki Itakura ,  Takaaki Kotaki ,  Yasuhiro Ichikawa ,  Takaaki Kaya ,  Wakashi Iida ,  Hiroyuki Fujikawa ,  Kazuhiko Hayami ,  Nobuyoshi Sugahara ,  Yojiro Hotta

发明人： Takayuki Itakura ,  Takaaki Kotaki ,  Yasuhiro Ichikawa ,  Takaaki Kaya ,  Wakashi Iida ,  Hiroyuki Fujikawa ,  Kazuhiko Hayami ,  Nobuyoshi Sugahara ,  Yojiro Hotta

IPC分类号： G03G9/087

CPC分类号： G03G9/08742 ,  G03G9/08702 ,  G03G9/0874 ,  G03G9/08755 ,  G03G9/08788

摘要： A toner having toner particles each comprising at least a binder resin, a wax, and a colorant is used in an image forming apparatus which has a fixing means comprising a belt-shaped heating member and a pressurizing member. The binder resin contains a resin formed by a reaction between an epoxy group of a vinyl resin (A) having the epoxy group and a carboxyl group of a resin (B) having at least a polyester unit and the carboxyl group. The toner has a storage elastic modulus at a temperature of 80° C. (G′ 80) in the range of 1×105 to 1×108 Pa and has a storage elastic modulus at a temperature of 160° C. (G′ 160) in the range of 1×101 to 1×104 Pa.

摘要翻译： 在具有包括带状加热构件和加压构件的固定装置的图像形成装置中使用具有至少粘合剂树脂，蜡和着色剂的调色剂颗粒的调色剂。 粘合剂树脂包含由具有环氧基的乙烯基树脂（A）的环氧基和至少具有聚酯单元的树脂（B）的羧基与羧基之间的反应形成的树脂。 调色剂在温度为80℃（G'80）的范围内具有在1×10 5至1×10 8 Pa的范围内的储能弹性模量，并且具有储能弹性模量 在160℃的温度下（G'160）在1×10 -1至1×10 4 Pa的范围内。

公开(公告)号：US07112395B2

公开(公告)日：2006-09-26

申请号：US10792712

申请日：2004-03-05

申请人： Tetsuya Ida ,  Yasuhiro Ichikawa ,  Hirohide Tanikawa ,  Nozomu Komatsu

发明人： Tetsuya Ida ,  Yasuhiro Ichikawa ,  Hirohide Tanikawa ,  Nozomu Komatsu

IPC分类号： G03G9/087

CPC分类号： G03G9/08702 ,  G03G9/0819 ,  G03G9/0821 ,  G03G9/0827 ,  G03G9/08755

摘要： To provide a color toner which is effective in mitigating contamination of a charging member, which is good at low temperature fixing in high-speed copying, and which is excellent in blocking resistance and electrification stability in continuous copying. Provided is a color toner containing at least a binder resin, a colorant, and a releasing agent, in which: (i) the binder resin contains at least a polyester unit; (ii) a weight average particle diameter of the color toner is greater than 6.5 μm and equal to or less than 11 μm; (iii) an average circularity A of particles in the color toner each having a circle-equivalent diameter of 3 μm or more satisfies the relationship of 0.915≦A≦0.960; (iv) a permeability B (%) of the color toner in a 45 vol % aqueous solution of methanol satisfies the relationship of 10≦B≦70; and (v) an endothermic curve obtained through differential thermal analysis (DSC) measurement of the color toner has one or multiple endothermic peaks in the temperature range of 30 to 200° C., and a temperature Tsc of the highest endothermic peak of the one or multiple endothermic peaks satisfies the relationship of 65° C.

摘要翻译： 提供一种有效地减轻高速复印中低温定影良好的充电部件的污染的彩色调色剂，并且在连续复印中的耐粘连性和带电稳定性优异。 提供了至少含有粘合剂树脂，着色剂和脱模剂的彩色调色剂，其中：（i）粘合剂树脂至少含有聚酯单元; （ii）彩色调色剂的重均粒径大于6.5μm且等于或小于11μm; （iii）各自具有3当量圆直径为3μm以上的彩色调色剂中的平均圆形度A满足0.915≤A<= 0.960的关系; （iv）在45体积％的甲醇水溶液中的彩色调色剂的渗透率B（％）满足10≤B≤70的关系; 和（v）通过彩色调色剂的差示热分析（DSC）测量获得的吸热曲线在30至200℃的温度范围内具有一个或多个吸热峰，并且一个最高吸热峰的温度Tsc 或多个吸热峰满足65℃的关系。

公开(公告)号：US07544457B2

公开(公告)日：2009-06-09

申请号：US10980197

申请日：2004-11-04

申请人： Akira Hashimoto ,  Yojiro Hotta ,  Wakashi Iida ,  Kazuhiko Hayami ,  Yasuhiro Ichikawa ,  Hirohide Tanikawa

发明人： Akira Hashimoto ,  Yojiro Hotta ,  Wakashi Iida ,  Kazuhiko Hayami ,  Yasuhiro Ichikawa ,  Hirohide Tanikawa

IPC分类号： G03G9/087

CPC分类号： G03G9/0827 ,  G03G9/0806 ,  G03G9/08755 ,  G03G9/08782 ,  G03G9/08786 ,  G03G9/08795 ,  G03G9/08797

摘要： The present invention relates to a toner which has good property such as fixability, coloring power, developability, durability, and environmental stability and so on. More specifically, the present invention relates to a color toner containing at least a binder resin, a colorant, and a wax, in which: a wax concentration of an extract obtained by dispersing the toner into n-hexane at a concentration of 15 mg/cm3 at 23° C. and by subjecting the resultant dispersion to extraction treatment at 23° C. for 1 minute is in the range of 0.080 to 0.500 mg/cm3; an average circularity of particles each having a circle-equivalent diameter of 3 μm or more in the toner is in the range of 0.925 to 0.965; and a content of the wax is in the range of 1 to 15 parts by mass with respect to 100 parts by mass of the binder resin.

摘要翻译： 本发明涉及具有良好的定影性，着色力，显影性，耐久性和环境稳定性等的调色剂。 更具体地说，本发明涉及至少含有粘合剂树脂，着色剂和蜡的彩色调色剂，其中：通过将调色剂分散在正己烷中的浓度为15mg / 在23℃下，通过使所得分散体在23℃下进行萃取处理1分钟在0.080至0.500mg / cm3的范围内; 在调色剂中各自具有3μm或更大的圆当量直径的颗粒的平均圆形度在0.925至0.965的范围内; 相对于100质量份粘合剂树脂，蜡的含量为1〜15质量份。

公开(公告)号：US20060113404A1

公开(公告)日：2006-06-01

申请号：US11288718

申请日：2005-11-28

申请人： Masaaki Sato ,  Yasuhiro Ichikawa ,  Toshiyuki Tsukamoto ,  Masaru Sakai

发明人： Masaaki Sato ,  Yasuhiro Ichikawa ,  Toshiyuki Tsukamoto ,  Masaru Sakai

IPC分类号： B05B1/10

CPC分类号： B60S1/528

摘要： In a cleaning device for a vehicle lamp for jetting a cleaning liquid to a front surface of a vehicle lamp by a piston and a cylinder, the piston is urged in the direction in which it is retracted into the cylinder by a tensile spring arranged between the piston and the cylinder and passing through the inside of the piston.

摘要翻译： 在用于通过活塞和气缸将清洁液体喷射到车辆灯的前表面的车辆用灯具的清洁装置中，活塞通过布置在 活塞和气缸并穿过活塞内部。

公开(公告)号：US06664016B2

公开(公告)日：2003-12-16

申请号：US09900858

申请日：2001-07-10

申请人： Makoto Kanbayashi ,  Takaaki Kotaki ,  Katsumi Kondo ,  Yasuhiro Ichikawa ,  Takaaki Kaya ,  Wakashi Iida ,  Takayuki Itakura

发明人： Makoto Kanbayashi ,  Takaaki Kotaki ,  Katsumi Kondo ,  Yasuhiro Ichikawa ,  Takaaki Kaya ,  Wakashi Iida ,  Takayuki Itakura

IPC分类号： G03G909

CPC分类号： G03G9/091 ,  G03G9/0821 ,  G03G9/092

摘要： A magenta toner having a storage elastic modulus at 80° C., G′80, from 1×106 dN/m2 to 1×108 dN/m2 and a storage elastic modulus at 120° C. to 180° C., G′120-180, from 2×103 dN/m2 to 1×106 dN/m2, and containing a compound represented by Formulas (1) and (2) and a compound represented by Formula (3): wherein RD2 represents H or OCH3, RD4 represents H or CONH2, RD5 represents H, SO2N(C2H5)2, CONHC6H5, CONH2 or CONHC6H4-(p)CONH2, RK2 represents H, OCH3, CH3 or OC2H5, RK4 represents H, OCH3 or Cl, and RK5 represents H, OCH3, Cl or NO2; wherein RD2 represents H or SO3—, RD4 represents H, Cl or CH3, RD5 represents H, Cl, CH3, C2H5, or SO3—, and M represents Ba, Ca, Sr, Mn or Mg; provided that one of RD2 and RD5 is SO3. wherein RD1 and RD2 each represent H or CH3.

摘要翻译： 在80℃下具有储存弹性模量的品红色调色剂，G'80，1×10 6 dN / m 2至1×10 8 dN / m 2和120℃下的储能弹性模量。 至180℃，G'120-180℃，2×10 3 dN / m 2至1×10 6 dN / m 2，并含有由式（1）和（2）表示的化合物和 由式（3）表示的化合物：其中RD2表示H或OCH3，RD4表示H或CONH2，RD5表示H，SO2N（C2H5）2，CONHC6H5，CONH2或CONHC6H4-（p）CONH2，RK2表示H，OCH3，CH3 或OC2H5，RK4表示H，OCH3或Cl，RK5表示H，OCH3，Cl或NO2;其中RD2表示H或SO3-，RD4表示H，Cl或CH3，RD5表示H，C1，CH3，C2H5或SO3 - ，M表示Ba，Ca，Sr，Mn或Mg; 条件是RD2和RD5之一是SO3，其中RD1和RD2各自表示H或CH3。

公开(公告)号：US6146801A

公开(公告)日：2000-11-14

申请号：US407294

申请日：1999-09-29

申请人： Yasuhiro Ichikawa ,  Tetsuya Ida

发明人： Yasuhiro Ichikawa ,  Tetsuya Ida

IPC分类号： G03G9/08 ,  G03G9/10 ,  G03G9/113

CPC分类号： G03G9/10 ,  G03G9/113 ,  G03G9/1136

摘要： A resin-coated carrier for two component type developers, with carrier particles having a carrier core material and a coat layer which covers the surface of the carrier core material. The resin-coated carrier has a 50% particle diameter C (D.sub.50) from 25 .mu.m to 70 .mu.m, contains carrier particles smaller than 22 .mu.m in particle diameter in an amount from 0.1% by number to 20% by number and contains carrier particles of 62 .mu.m or larger in particle diameter in an amount from 2% by number to 35% by number. The carrier core material has a BET specific surface area SW1 where the coat layer has been removed and the resin-coated carrier has a BET specific surface area SW2. The SW1 and SW2 satisfy the following expression (I), and the resin-coated carrier satisfies a shape factor SF-1 of the following expression (II) and a shape factor SF-2 of the following expression (III):80.ltoreq.SW1-SW2.ltoreq.650(cm.sup.2 /g) (I)110.ltoreq.SF-1.ltoreq.160 (II)105.ltoreq.SF-2.ltoreq.150 (III)

摘要翻译： 用于双组分型显影剂的树脂涂布载体，载体颗粒具有载体芯材料和覆盖载体芯材表面的涂层。 树脂被覆载体具有25μm至70μm的50％粒径C（D50），其粒径小于22μm的载体颗粒，其数量为0.1％至20％，并且含有 粒径为62μm或更大的载体颗粒的数量为2％至35％。 载体芯材料具有BET比表面积SW1，其中涂层被去除并且树脂涂覆的载体具有BET比表面积SW2。 SW1和SW2满足下面的表达式（I），并且树脂涂覆的载体满足以下表达式（II）的形状因子SF-1和以下表达式（III）的形状因子SF-2： = SW1-SW2

公开(公告)号：US5670288A

公开(公告)日：1997-09-23

申请号：US599845

申请日：1996-02-12

申请人： Kenji Okado ,  Toshiyuki Ugai ,  Ryoichi Fujita ,  Makoto Kanbayashi ,  Tsuyoshi Takiguchi ,  Yasuhiro Ichikawa ,  Wakashi Iida

发明人： Kenji Okado ,  Toshiyuki Ugai ,  Ryoichi Fujita ,  Makoto Kanbayashi ,  Tsuyoshi Takiguchi ,  Yasuhiro Ichikawa ,  Wakashi Iida

IPC分类号： G03G9/09 ,  G03G9/097 ,  G03G9/10 ,  G03G9/107 ,  G03G13/09

CPC分类号： G03G9/10 ,  G03G9/0918 ,  G03G9/09708 ,  G03G9/09716 ,  G03G9/107

摘要： A carrier for electrophotography has carrier particles. The carrier has a 50% average particle diameter (D.sub.50) of from 15 .mu.m to 45 .mu.m and contains from 1% to 20% of carrier particles with a size smaller than 22 .mu.m, not more than 3% of carrier particles with a size smaller than 16 .mu.m, from 2% to 15% of carrier particles with a size of 62 .mu.m or larger, and not more than 2% of carrier particles with a size of 88 .mu.m or larger. The carrier has a specific surface area S.sub.1 as measured by an air-permeability method and a specific surface area S.sub.2 as calculated by the following expression: S.sub.2 =(6/.rho..multidot.D.sub.50).times.10.sup.4 wherein .rho. is a specific gravity of carrier; satisfying the following condition: 1.2 .ltoreq.S.sub.1 /S.sub.2 .ltoreq.2.0.

摘要翻译： 电子照相用载体具有载体颗粒。 载体具有15μm至45μm的50％平均粒径（D50），并且含有1％至20％的尺寸小于22μm的载体颗粒，不超过载体颗粒的3％ 尺寸小于16μm，尺寸为62μm或更大的载体颗粒的2％至15％，以及不大于2％的尺寸为88μm或更大的载体颗粒。 载体具有通过透气度测定的比表面积S1和通过下式计算的比表面积S2：S2 =（6 / rho×D50）×104其中rho是载体的比重; 满足以下条件：1.2