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1. 发明专利

AU2008255217B2 Electophotographic toner, method for manufacturing the same, electrophotographic developing agent, toner cartridge, process cartridge and image forming apparatus 未知
公开(公告)号：AU2008255217B2
公开(公告)日：2010-12-16
申请号：AU2008255217
申请日：2008-12-09
申请人： FUJI XEROX CO LTD
发明人： NAKAZAWA HIROSHI , SUGAWARA ATSUSHI , IWAZAKI EISUKE , TOMITA KAZUFUMI , NINOMIYA MASANOBU , SATO SHUJI
IPC分类号： G03G9/09
摘要： There is provided an electrophotographic toner, which includes a binder resin and a colorant, wherein, with a total intensity (kcps) of all elements detected in the toner due to fluorescent X-ray measurement designated as A and an intensity of nitrogen designated as B, B/A is from about 0.01 to about 0.5, and a ratio of nitrogen measured by X-ray photoelectron spectrometry after ion etching at an accelerating voltage of 10 mV for 180 seconds is from about 0.1 atom % to about 7.5 atom %.

2. 发明专利

AU2008255217A1 Electophotographic toner, method for manufacturing the same, electrophotographic developing agent, toner cartridge, process cartridge and image forming apparatus 未知
公开(公告)号：AU2008255217A1
公开(公告)日：2009-09-24
申请号：AU2008255217
申请日：2008-12-09
申请人： FUJI XEROX CO LTD
发明人： NAKAZAWA HIROSHI , SUGAWARA ATSUSHI , IWAZAKI EISUKE , TOMITA KAZUFUMI , NINOMIYA MASANOBU , SATO SHUJI
IPC分类号： G03G9/09
摘要： There is provided an electrophotographic toner, which includes a binder resin and a colorant, wherein, with a total intensity (kcps) of all elements detected in the toner due to fluorescent X-ray measurement designated as A and an intensity of nitrogen designated as B, B/A is from about 0.01 to about 0.5, and a ratio of nitrogen measured by X-ray photoelectron spectrometry after ion etching at an accelerating voltage of 10 mV for 180 seconds is from about 0.1 atom % to about 7.5 atom %.

3. 发明专利

AU2005203042A1 Toner for developing electrostatic latent images, production method thereof, and electrostatic latent image developer using the same 未知
公开(公告)号：AU2005203042A1
公开(公告)日：2007-02-01
申请号：AU2005203042
申请日：2005-07-13
申请人： FUJI XEROX CO LTD
发明人： NINOMIYA MASANOBU , MATSUMOTO AKIRA , NAKAZAWA HIROSHI , TOMITA KAZUFUMI , SATO SHUJI , TSURUMI YOSUKE , ISHIYAMA TAKAO , SUGIZAKI YUTAKA
IPC分类号： G03G9/08

4. 发明专利

JP2008261948A Toner for electrostatic charge image development, method for manufacturing toner for electrostatic charge image development, developer for electrostatic charge image development, and image forming apparatus 审中-公开
标题翻译：用于静电电荷图像开发的调色剂，用于制造用于静电电荷图像开发的调色剂的方法，用于静电电荷图像开发的开发者和图像形成装置
公开(公告)号：JP2008261948A
公开(公告)日：2008-10-30
申请号：JP2007103205
申请日：2007-04-10
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： IMAI TAKASHI , TOMITA KAZUFUMI
IPC分类号： G03G9/08 , G03G9/087 , G03G9/10 , G03G15/08
摘要： PROBLEM TO BE SOLVED: To provide toner for electrostatic charge image development which can be fixed at low temperature, hardly causes occurrence of aggregates (blocking) during storage and during use in a developing machine, and can suppress adhesion (filming) to developing machine members, a carrier, an image holding member, etc. SOLUTION: The toner for electrostatic charge image development includes a core particle including a crystalline resin having a melting point of 50-120°C and a shell layer coating the core particle, wherein the shell layer includes at least one of a polyurea resin and a polyurethane resin, and the toner includes a metatitanic acid compound having a volume average particle diameter of 5-100 nm as an external additive. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了提供可在低温下固定的静电荷图像显影用调色剂，在显影机中储存期间和使用期间几乎不发生聚集体（阻塞），并且可以抑制粘附（成膜）至显影机构件，载体，图像保持构件等。解决方案：用于静电荷图像显影的调色剂包括含有熔点为50-120℃的结晶树脂的核心颗粒和涂覆核心颗粒，其中壳层包括聚脲树脂和聚氨酯树脂中的至少一种，并且调色剂包括体积平均粒径为5-100nm的偏钛酸化合物作为外部添加剂。版权所有（C）2009，JPO＆INPIT

5. 发明专利

JP2006267508A Electrophotographic toner and manufacturing method of the same, electrophotographic developer, and image forming method 有权
标题翻译：电子显微镜及其制造方法，电子显影技术和图像形成方法
公开(公告)号：JP2006267508A
公开(公告)日：2006-10-05
申请号：JP2005084972
申请日：2005-03-23
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： DAIMON KATSUMI , TOMITA KAZUFUMI , SUWABE MASAAKI , SATO SHUJI , FUKUSHIMA NORITO
IPC分类号： G03G9/08 , G03G9/087
摘要： PROBLEM TO BE SOLVED: To provide electrophotographic toner having excellent fixing property in a high temperature region and excellent picture quality and stress resistance, and to provide a manufacturing method of the toner, an electrophotographic developer, and an image forming method. SOLUTION: The toner shows 100 to 140 shape factor SF1 and contains at least a binder resin, a colorant, a release agent, and a urethane compound expressed by general formulae (1) to (4). They are (1): R 1 -OCONH-C 6 H 5 -CH 2 -C 6 H 5 -NHCOO-R 2 , (2):C 6 H 5 -NHCOO-R 1 , (3):R 2 -OCONH-CH 2 -C 6 H 5 -CH 2 -NHCOO-R 1 , and (4):R 2 -OCONH-(CH 2 ) 6 -NHCOO-R 1 . COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供在高温区域具有优异的定影性和优异的图像质量和抗应力的电子照相调色剂，并提供调色剂，电子照相显影剂和图像形成方法的制造方法。调色剂显示100〜140形状因子SF1，并且至少含有粘合剂树脂，着色剂，脱模剂和由通式（1）〜（4）表示的氨基甲酸酯化合物。它们是（1）：R 1 -OCONH-C H 5 2 -C SB > 6 H 5 NHCOO-R SB 2，（2）：C 6 5 -NHCOO-R ，（3）：R SB 2 -OCONH-CH 2 -C 6 SB> 5 -CH -NHCOO-R SB 1，和（4）：R SB 2 -OCONH-（CH 3） SB> 2 ） 6 -NHCOO-R 1 。版权所有（C）2007，JPO＆INPIT

6. 发明专利

JP2006171139A Toner set for electrostatic charge image development, and method for forming image 审中-公开
标题翻译：用于静电电荷图像开发的调色剂组，以及形成图像的方法
公开(公告)号：JP2006171139A
公开(公告)日：2006-06-29
申请号：JP2004360768
申请日：2004-12-14
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： MATSUMOTO AKIRA , UDA MAYUKO , TSURUMI YOSUKE , TOMITA KAZUFUMI , NAKAZAWA HIROSHI
IPC分类号： G03G9/09 , G03G9/08
摘要： PROBLEM TO BE SOLVED: To provide a toner set for electrostatic charge image development having superior transfer properties and resulting in a high-quality image, and to provide a method for forming images that uses the toner set. SOLUTION: When an image is to be formed by using toners of various colors, for example, a color image is to be formed, by using toners of four colors of yellow, magenta, cyan and black, each color toner, is specified to have 2.6 to 8.0 μm volume average particle diameter, ≤1.40 index of number average particle size distribution and ≤1.30 index of volume average particle size distribution. In particular, the volume average particle size of the yellow toner is specified to be larger by 0.4 to 2.0 μm than the volume average particle sizes of other toners. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供具有优异转印性能并产生高质量图像的静电荷图像显影用调色剂组，并提供一种形成使用该调色剂组的图像的方法。
解决方案：当使用各种颜色的调色剂形成图像时，例如，通过使用黄色，品红色，青色和黑色的四种颜色的调色剂，每种彩色调色剂都将形成彩色图像规定为2.6〜8.0μm体积平均粒径，≤1.40数均粒径分布指数和≤1.30体积平均粒径分布指数。特别地，黄色调色剂的体积平均粒径规定为比其它调色剂的体积平均粒径大0.4〜2.0μm。版权所有（C）2006，JPO＆NCIPI

7. 发明专利

JP2006085065A Electrophotographic toner and its manufacturing method 审中-公开
标题翻译：电子照相色彩及其制造方法
公开(公告)号：JP2006085065A
公开(公告)日：2006-03-30
申请号：JP2004272331
申请日：2004-09-17
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： NAKAZAWA HIROSHI , TOMITA KAZUFUMI , MATSUMOTO AKIRA , TSURUMI YOSUKE , UDA MAYUKO , IIZUKA AKIHIRO , SUGIZAKI YUTAKA
IPC分类号： G03G9/087 , G03G9/08
摘要： PROBLEM TO BE SOLVED: To provide an electrostatic charge image developing toner which is superior in charging properties, transfer properties, fixing properties and cleaning properties and further has quick charging speed, even over a wide range of process speeds, and to provide a manufacturing method of the electrostatic charge image developing toner. SOLUTION: The manufacturing method of electrostatic charge image developing toner comprises, at least a process of aggregating particles to form aggregated particles, by mixing and heating dispersion liquid of binder resin fine particles having the volume average particle size of 1 μm or smaller, colorant particle dispersion liquid, release agent dispersion liquid and an aggregation agent, and subsequently heating and fusing the mixture to the temperature of the glass transition temperature of the binder resin fine particles or more to form the toner particles, and a process of attaching a titanium compound obtained by the reaction between TiO(OH) 2 and a silane compound to the surface of the toner particles. In the electrostatic charge image developing toner manufactured by the manufacturing method, the volume average particle size is 5 to 9 μm, the volume average particle size distribution index GSDv is 1.25 or smaller, and the shape factor SF1 is 125 to 140. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种静电荷图像显影调色剂，其充电性能，转印性能，定影性能和清洁性能优异，并且即使在广泛的处理速度下也具有快速的充电速度，并且提供静电荷图像显影调色剂的制造方法。解决方案：静电荷图像显影调色剂的制造方法至少包括将颗粒聚集以形成凝集颗粒的方法，通过混合并加热体积平均粒度为1μm或更小的粘结剂树脂细颗粒的分散液，着色剂颗粒分散液，脱模剂分散液和凝集剂，随后将混合物加热熔融至粘合剂树脂细颗粒的玻璃化转变温度以上以形成调色剂颗粒，并将附着通过TiO（OH）2 SBS 2 与硅烷化合物之间的反应获得的钛化合物与调色剂颗粒的表面。在通过制造方法制造的静电荷图像显影用调色剂中，体积平均粒径为5〜9μm，体积平均粒径分布指数GSDv为1.25以下，形状因子SF1为125〜140。版权所有（C）2006，JPO＆NCIPI

8. 发明专利

JP2000258950A ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER AND IMAGE FORMING METHOD 失效
公开(公告)号：JP2000258950A
公开(公告)日：2000-09-22
申请号：JP6314099
申请日：1999-03-10
申请人： FUJI XEROX CO LTD
发明人： OKUNO HIROYOSHI , TOMITA KAZUFUMI , SUGIZAKI YUTAKA , SHIBUYA YUSAKU , MATSUOKA HIROTAKA , MATSUMOTO AKIRA , OKITA MASAHIRO , KUBO TSUTOMU
IPC分类号： G03G9/09 , G03G9/08
摘要： PROBLEM TO BE SOLVED: To obtain an electrostatic charge image developing toner which has small environmental dependency of electrostatic charge, gives stable image quality over a long period of time, undergoes a slight change of electrostatic charge in toner in transfer, attains stable high transfer efficiency even in plural transfer or multiple transfer, hardly contaminates an electrifying member such as a carrier and does not cause filming on an electrostatic latent image support. SOLUTION: The electrostatic charge image developing toner contains fine titanium dioxide particles having 1×1010-1×1014 Ωcm volume resistivity. When the calculated covering rate of the surfaces of the toner matrix particles with the fine titanium dioxide particles is represented by C0 and the measured covering rate by C, the sticking rate (C/C0) of the fine titanium dioxide particles to the surfaces of the toner matrix particles is >=0.3.

9. 发明专利

JPH10186724A THERMAL FIXING TONER COMPOSITE, ITS MANUFACTURE, AND IMAGE FORMING METHOD 失效
公开(公告)号：JPH10186724A
公开(公告)日：1998-07-14
申请号：JP35050596
申请日：1996-12-27
申请人： FUJI XEROX CO LTD
发明人： TOMITA KAZUFUMI , MATSUI IZURU
IPC分类号： G03G9/087 , G03G15/08
摘要： PROBLEM TO BE SOLVED: To provide a toner composite fixable at low temperature to reduce the energy consumption in fixing process, hardly offset to a fixing machine, and having a wide fixing latitude. SOLUTION: This thermal fixing toner composite comprises a toner grain containing a binder resin and a coloring agent, the binder resin is mainly composed of a crystalline resin having a hardens at normal temperature of durometer D hardness 20 or more, a melting point of 40-120 deg.C, and a rubber-like area in the range of melted viscosity 10 Pa.s-10 Pa.s, and formed of a copolymer of a monomer represented by the formula CH2 =C(R1 )(X-R2 ) and ethylene or propylene, and a carboxyl group or hydroxyl group formed by hydrolysis is present on the toner grain surface. In the formula, R1 represents hydrogen atom or an alkyl group having 1-3 carbon atoms, X represents -COO- or -OCO-, and R2 represents an alkyl group having 1-8 carbon atoms.

10. 发明专利

JPH1010775A TONER FOR DEVELOPING ELECTROSTATIC CHARGE IMAGE AND ITS PRODUCTION 失效
公开(公告)号：JPH1010775A
公开(公告)日：1998-01-16
申请号：JP15959996
申请日：1996-06-20
申请人： FUJI XEROX CO LTD
发明人： MUKOYAMA NAOTAKA , TOMITA KAZUFUMI , MATSUI IZURU
IPC分类号： G03G9/09 , G03G9/087
摘要： PROBLEM TO BE SOLVED: To efficiently produce a spherical toner for developing an electrostatic charge image contg. a polymer and a colorant, having satisfactory transferability and uniform in particle diameter. SOLUTION: A polymer is dissolved in a solvent and mixed with a colorant, the resultant mixed soln. is dispersed in an aq. medium in the presence of an inorg. dispersant and then the solvent is removed by freeze-drying the resultant dispersion liq. at -10 to -200 deg.C, preferably -30 to -180 deg.C under

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