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61. 发明专利

JP2005221802A Electrostatic latent image developing toner, method for manufacturing the same, and electrostatic latent image developer 审中-公开
标题翻译：静电图像显影剂调色剂，其制造方法和静电图像显影剂
公开(公告)号：JP2005221802A
公开(公告)日：2005-08-18
申请号：JP2004030159
申请日：2004-02-06
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： NAKAZAWA HIROSHI , SUGIZAKI YUTAKA , TOMITA KAZUFUMI , SATO SHUJI , MATSUMOTO AKIRA , TSURUMI YOSUKE , NINOMIYA MASANOBU , ISHIYAMA TAKAO
IPC分类号： G03G9/08 , G03G9/087 , G03G9/097
CPC分类号： G03G9/0821 , G03G9/0819 , G03G9/0827 , G03G9/08782 , G03G9/08795 , G03G9/08797 , G03G9/09708 , G03G9/09716 , G03G9/09725
摘要： PROBLEM TO BE SOLVED: To provide an electrostatic latent image developing toner excellent in chargeability and transferability even when used in a low-speed through high-speed process, free of variation in offset occurrence temperature even in oilless fixing, and excellent in long-term cleanability of residual toner on a photoreceptor in blade cleaning, and to provide a method for manufacturing the same and an electrostatic latent image developer. SOLUTION: The electrostatic latent image developing toner containing at least a binder resin, a colorant and a release agent has a volume average particle diameter within a range of 5-8 μm, a shape factor SF1 within a range of 125-140 and a value of cumulative 90% of an arithmetic average height distribution within a range of 0.15-0.25 μm. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：即使在低速高速处理中使用时，即使在无油定影中也不会发生偏移发生温度的变化，提供了带电性和转印性优异的静电潜像显影调色剂，并且优异的刀片清洁中的感光体上的残留调色剂的长期可清洁性，并提供其制造方法和静电潜像显影剂。包含至少粘合剂树脂，着色剂和脱模剂的静电潜像显影调色剂的体积平均粒径在5-8μm的范围内，形状因子SF1在125-140的范围内和算术平均高度分布的累积90％的值在0.15-0.25μm的范围内。版权所有（C）2005，JPO＆NCIPI

62. 发明专利

JP2005003726A Electrostatic latent image developing toner, electrostatic latent image developer and image forming method 有权
标题翻译：静电图像显影剂，静电图像发生器和图像形成方法
公开(公告)号：JP2005003726A
公开(公告)日：2005-01-06
申请号：JP2003164062
申请日：2003-06-09
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： IGARASHI JUN , YANO TOSHIYUKI , NINOMIYA MASANOBU , MIZUTANI NORIYUKI , SHIBUYA YUSAKU , SHOJI TAKESHI , FUJIWARA YOSHIMASA , TAKAGI MASAHIRO
IPC分类号： G03G9/08 , G03G9/10 , G03G15/08
摘要： PROBLEM TO BE SOLVED: To provide a toner which can maintain high sharpness for a long period without degrading developability and transferability and can prevent interior contamination by maintaining the electrostatic characteristics with lapse of time under the environment of a low temperature and low humidity and a high temperature and high humidity, to provide a developer using the same and to provide an image forming method. SOLUTION: The toner has coloring particles containing a binder resin, coloring agent and release agent and an external additive, in which the coloring particles are ≤25 in the fluctuation in the number average particle size, ≥0.975 in average circularity and ≤2.5 in the fluctuation of the circularity and the external additive is composed of the following (a), (b) and (c): (a) monodisperse silica having a true specific gravity 1.3 to 1.9, an average primary particle size 80 to 300 nm, an amount of alkoxy groups ≤3,000 ppm and an average carbon content 0.1 to 3mass%, (b) an inorganic compound of an average primary particle size ≥10 to COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种能够长时间保持高锐度而不降低显影性和转印性的调色剂，并且可以在低温和低湿度的环境下通过保持静电特性随时间流逝来防止内部污染和高温高湿，提供使用该显影剂的显影剂，并提供图像形成方法。调色剂具有含有粘合剂树脂，着色剂和脱模剂的着色颗粒和外部添加剂，其中着色颗粒在数均粒径的波动中≤25，平均圆形度≥0.975，≤ （a），（b）和（c）组成：（a）真比重为1.3〜1.9，平均一次粒径为80〜300的单分散二氧化硅 nm，烷氧基含量≤3,000ppm，平均碳含量0.1〜3质量％，（b）平均一次粒径≥10〜<30nm的无机化合物，（c）平均一次粒子的无机化合物尺寸30至100nm。版权所有（C）2005，JPO＆NCIPI

63. 发明专利

JP2004287185A Electrostatic latent image developing toner and its manufacturing method, electrostatic latent image developer and image forming method 审中-公开
公开(公告)号：JP2004287185A
公开(公告)日：2004-10-14
申请号：JP2003080442
申请日：2003-03-24
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： SHOJI TAKESHI , YANO TOSHIYUKI , NINOMIYA MASANOBU
IPC分类号： G03G9/08 , G03G9/087
摘要： PROBLEM TO BE SOLVED: To provide an electrostatic latent image developing toner and its manufacturing method providing high quality images with superior offset resistance, OHP transparency, powder characteristics, transferring property, and filming resistance; an electrostatic latent image developer using the toner; and an image forming method using the developer. SOLUTION: This electrostatic latent image developing toner contains a binding resin, a colorant, and a releasing agent whose content is in the range of 0.5-15 mass %. In the cross sectional observation of the toner, at least in one toner particle, two or more releasing agent domains exist, with a circularity in the range of 0.5-1.0, and a major axial diameter of 0.5 μm or more, and a toner shape factor SF1 is in the range of 110-120. COPYRIGHT: (C)2005,JPO&NCIPI

64. 发明专利

JP2011017937A Transparent toner for electrostatic latent image development, electrostatic latent image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method 审中-公开
标题翻译：用于静电图像发展的透明色调剂，静电图像显影剂，调色剂盒，方法盒，图像形成装置和图像形成方法
公开(公告)号：JP2011017937A
公开(公告)日：2011-01-27
申请号：JP2009163027
申请日：2009-07-09
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： SUMIKURA YASUO , SUGAWARA ATSUSHI , TAKAHASHI MASARU , IKEDA YUSUKE , NINOMIYA MASANOBU
IPC分类号： G03G9/08 , G03G9/113
摘要： PROBLEM TO BE SOLVED: To provide a transparent toner for developing an electrostatic latent image for suppressing a phenomenon where a fixed image or heat is transferred to facing paper or image by heat or pressure.SOLUTION: This transparent toner for developing the electrostatic latent image includes binding resin and release agent. The difference between a heat absorption peak Tm that originates in the release agent in the toner in a temperature increasing process and is measured based on an ASTM method by a differential scanning calorimeter (DSC), and a heat generation peak Tc originating in the release agent in the toner in a temperature decreasing process is 20°C or higher and 50°C or lower. Sodium exists in domain of the release agent in the toner.
摘要翻译：要解决的问题：提供一种用于显影静电潜像的透明调色剂，用于抑制固定图像或热量通过热或压力传递到面对纸或图像的现象。解决方案：用于显影静电潜像的透明调色剂包括粘合树脂和脱模剂。在升温过程中起源于调色剂中的脱模剂的热吸收峰Tm与基于ASTM方法通过差示扫描量热计（DSC）测量的热吸收峰Tm与源于脱模剂的发热峰Tc之间的差异在降温过程中的调色剂中为20℃以上且50℃以下。钠在调色剂中存在于脱模剂的结构域中。

65. 发明专利

JP2010169843A Red toner for electrostatic image development, developer for electrostatic image development, toner set for electrostatic image development, developer set for electrostatic image development and image forming apparatus 有权
标题翻译：用于静电图像开发的红色调色剂，静电图像开发的开发者，用于静电图像开发的调色剂组，用于静电图像开发和图像形成装置的开发者组
公开(公告)号：JP2010169843A
公开(公告)日：2010-08-05
申请号：JP2009011554
申请日：2009-01-22
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： YAMANAKA KIYOHIRO , YOSHIDA SATOSHI , NINOMIYA MASANOBU
IPC分类号： G03G9/09 , G03G9/08 , G03G9/087 , G03G9/10 , G03G15/01
CPC分类号： G03G9/08795 , G03G9/0821 , G03G9/08797 , G03G9/0906 , G03G9/091 , G03G9/1131 , G03G2215/0602
摘要： PROBLEM TO BE SOLVED: To provide a red toner for electrostatic image development which suppresses a change of the hue of an image according to the kind of recording material on which the image is formed. SOLUTION: The red toner for electrostatic image development includes: a binder resin; a coloring agent; and a release agent, wherein the red toner for electrostatic image development satisfies the following formulae: 0.3 2 of the red toner; and A represents a hue angle of the image expressed by an L*a*b* color coordinate space, provided that a hue angle of 0° is on the a*+axis and a hue angle of 90° is on the b*+axis. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供用于静电图像显影的红色调色剂，其根据形成图像的记录材料的种类抑制图像的色相的变化。解决方案：用于静电图像显影的红色调色剂包括：粘合剂树脂; 着色剂; 和脱模剂，其中用于静电图像显影的红色调色剂满足下列公式：0.3

66. 发明专利

JP2010156820A Set of replenishing developer, process cartridge and image forming apparatus 有权
标题翻译：一套发行人，过程盒和图像形成装置
公开(公告)号：JP2010156820A
公开(公告)日：2010-07-15
申请号：JP2008334788
申请日：2008-12-26
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： IIZUKA AKIHIRO , NINOMIYA MASANOBU , KIYONO HIDEKO , TSURUMI YOSUKE
IPC分类号： G03G9/113 , G03G9/09
摘要： PROBLEM TO BE SOLVED: To provide a set of replenishing developers, which keeps high gloss and restrains irregular glossy degree over a long period of time, and further restrains electrostatic offsets and irregular images, and also to provide a process cartridge using the set of replenishing developers and an image forming apparatus.
SOLUTION: The set of replenishing developers is characterized in that one or more colored toners and a transparent toner, together with their carriers, each constitute developers, and the developers are used as replenishing developers of a trickle developing system, each carrier has a core material and a resin covering layer with which the core material is covered and which contains electroconductive powder, the electric charge quantity of each carrier is made higher than that of the carrier of the initial developer housed beforehand in a developing machine, and the electric charge quantity of the carrier constituting the replenishing developer together with the transparent toner is made higher than that of the carrier constituting the replenishing developer together with the colored toner. The process cartridge using the set of replenishing developers and the image forming apparatus are constituted as above.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一组补充显影剂，其保持高光泽度并且在长时间内抑制不规则的光泽度，并进一步抑制静电偏移和不规则图像，并且还提供使用一组补充显影剂和图像形成装置。
解决方案：一组补充开发者的特征在于，一个或多个彩色调色剂和透明调色剂以及它们的载体各自构成开发者，并且开发者被用作补充显影系统的开发者，每个载体具有芯材和树脂覆盖层，芯材被覆盖并含有导电粉末，每个载体的电荷量高于预先容纳在显影机中的初始显影剂的载体的电荷量，并且电构成补充显影剂的载体与透明调色剂的电荷量与着色调色剂一起比构成补充显影剂的载体的电荷量高。使用一组补充显影剂的处理盒和图像形成装置如上所述构成。版权所有（C）2010，JPO＆INPIT

67. 发明专利

JP2010139643A Developing agent for nonmagnetic monocomponent development, method for producing the same, toner cartridge, process cartridge and image forming apparatus 审中-公开
标题翻译：用于非单调单体开发的开发代理，其生产方法，调色剂盒，工艺盒和图像形成装置
公开(公告)号：JP2010139643A
公开(公告)日：2010-06-24
申请号：JP2008314653
申请日：2008-12-10
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： NAKAZAWA HIROSHI , NINOMIYA MASANOBU , HAMANO KOICHI
IPC分类号： G03G9/08 , G03G9/087 , G03G15/08
摘要： PROBLEM TO BE SOLVED: To provide a developing agent for nonmagnetic monocomponent development having improved low temperature fixability, charging uniformity and charging speed, and whose adhesion or sticking to the surface of a latent image holder, a charging member or the like caused by its collapse is suppressed, and also to provide a method for producing the developing agent, a developing agent cartridge using the same, a process cartridge and an image forming apparatus. SOLUTION: The developing agent for nonmagnetic monocomponent development comprises: toner particles including a crystalline resin and a noncrystalline resin; and inorganic particles externally added to the surfaces of the toner particles, and in which the compression value of the inorganic particles is 0 to 10%. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了提供具有改进的低温定影性，充电均匀性和充电速度以及其潜在图像保持器，充电部件等的表面的粘附或粘附的非磁性单组分显影的显影剂，并且还提供了用于生产显影剂的方法，使用其的显影剂盒，处理盒和图像形成装置。解决方案：用于非磁性单组分显影的显影剂包括：包含结晶树脂和非结晶性树脂的调色剂颗粒; 和外部添加到调色剂颗粒表面的无机颗粒，其中无机颗粒的压缩值为0至10％。版权所有（C）2010，JPO＆INPIT

68. 发明专利

JP2010122370A Electrostatic charge image developing toner and method of producing the same, electrostatic charge image developer, toner cartridge, process cartridge and image forming device 有权
标题翻译：静电电荷图像显影剂及其制造方法，静电电荷图像显影剂，调色剂盒，方法盒和图像形成装置
公开(公告)号：JP2010122370A
公开(公告)日：2010-06-03
申请号：JP2008294546
申请日：2008-11-18
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： NAKAZAWA HIROSHI , NINOMIYA MASANOBU , HAMANO KOICHI
IPC分类号： G03G9/087 , G03G9/08
CPC分类号： G03G9/08755 , G03G9/081 , G03G9/08782 , G03G9/08795 , G03G9/08797
摘要： PROBLEM TO BE SOLVED: To provide an electrostatic charge image developing toner and a method for producing the toner for improving toner powder flowability, low temperature fixability and offset resistance during fixing, and to provide an electrostatic charge image developer, a toner cartridge, a process cartridge and an image forming device using the toner.
SOLUTION: The toner for developing an electrostatic charge image includes: an amorphous polyester resin; a crystalline polyester resin; and a releasing agent, a content of the releasing agent in the toner being from 5 to 15% by weight; a content of the releasing agent present at a surface of the toner being from 10 to 35% by weight; and the toner showing at least one endothermic peak in each of a temperature range from 45°C to 60°C, a temperature range from 65°C to 80°C, and a temperature range from 85°C to 100°C in a temperature-rise process of differential scanning calorimetry of the toner.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种静电荷图像显影调色剂和一种调色剂生产方法，用于改善调色剂粉末流动性，低温定影性和固定期间的抗偏移性，并提供静电荷图像显影剂，调色剂盒，处理盒和使用调色剂的图像形成装置。用于显影静电荷图像的调色剂包括：无定形聚酯树脂; 结晶聚酯树脂; 和脱模剂，调色剂中的脱模剂的含量为5至15重量％; 存在于调色剂表面的脱模剂的含量为10〜35重量％并且调色剂在45℃至60℃的温度范围，65℃至80℃的温度范围和85℃至100℃的温度范围内的每一个中显示至少一个吸热峰，调色剂的差示扫描量热法的升温过程。版权所有（C）2010，JPO＆INPIT

69. 发明专利

JP2008203777A Image forming method, image forming apparatus, and toner cartridge 有权
标题翻译：图像形成方法，图像形成装置和调色剂盒
公开(公告)号：JP2008203777A
公开(公告)日：2008-09-04
申请号：JP2007042805
申请日：2007-02-22
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： NINOMIYA MASANOBU , NAKAZAWA HIROSHI , SATO SHUJI , IWANAGA TAKESHI , KOIDE TAKASHI
IPC分类号： G03G9/09 , G03G15/08
摘要： PROBLEM TO BE SOLVED: To provide an image forming method where the abrasion of a photoreceptor is suppressed, an image defect (back ground fogging) is reduced, and tone reproducibility in a highlight region is high, to provide an image forming apparatus, and to provide a toner cartridge. SOLUTION: The image forming method at least comprises: a development stage where toner including dark color toner is used; and a light color toner feeding stage where light color toner in a color system similar to that of the dark color toner is fed to the surface of an image holding body, and the dark color toner and the light color toner have the relation in the following inequalities (1) and (2). Also disclosed are a development means using the toner including the dark color toner, an image forming apparatus at least comprising a light color toner feeding means feeding the light color toner to the surface of the image holding body, and a toner cartridge mounted on the image forming apparatus freely attachably/detachably, and storing the toner: inequality (1) 0.8 μm≤the volume average particle diameter of the dark color toner-the volume average particle diameter of the light color toner ≤1.5 μm, and inequality (2) 0.01≤the average circularity of the light color toner-the average circularity of the dark color toner≤0.02. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供抑制感光体的磨损的图像形成方法，降低了图像缺陷（背景灰化），并且高亮区域中的色调再现性高，以提供图像形成装置，并提供调色剂盒。图像形成方法至少包括：使用包含深色调色剂的调色剂的显影阶段; 以及浅色调色剂供给台，其中与深色调色剂相似的彩色系统中的浅色调色剂被供给到图像保持体的表面，并且深色调色剂和浅色调色剂具有以下关系不等式（1）和（2）。还公开了使用包括深色调色剂的调色剂的显影装置，至少包括将浅色调色剂供给到图像保持体的表面的浅色调色剂供给装置的图像形成装置和安装在图像上的调色剂盒（1）0.8μm≤深色调色剂的体积平均粒径 - 浅色调色剂的体积平均粒径≤1.5μm，不等式（2）0.01 ≤彩色调色剂的平均圆形度 - 深色调色剂的平均圆形度≤0.02。版权所有（C）2008，JPO＆INPIT

70. 发明专利

JP2008203736A Toner set, developer set, toner cartridge, process cartridge, image forming apparatus and image forming method 审中-公开
标题翻译：墨粉盒，开发者套装，墨粉盒，墨盒，图像形成装置和图像形成方法
公开(公告)号：JP2008203736A
公开(公告)日：2008-09-04
申请号：JP2007042250
申请日：2007-02-22
申请人： Fuji Xerox Co Ltd , 富士ゼロックス株式会社
发明人： KOIDE TAKASHI , NINOMIYA MASANOBU
IPC分类号： G03G9/087 , G03G9/08 , G03G9/09 , G03G15/01
摘要： PROBLEM TO BE SOLVED: To provide a toner set which provides an image on which the occurrence of a roll mark is satisfactorily suppressed, and also to provide an image forming apparatus. SOLUTION: The toner set is used in an image forming method including superimposing a plurality of toners on a recording medium surface to form a toner image comprising a plurality of layers, and fixing the toner image to form an image, wherein among the plurality of toners, a toner to be superimposed as the uppermost layer toner image on the recording medium surface contains a metal oxide, and a crystalline resin content of the toner to be superimposed as the uppermost layer toner image on the recording medium surface is lower than a crystalline resin content of the other toners. Preferably, the toner to be superimposed as the uppermost layer toner image on the recording medium surface has a crystalline resin content of 0-8 mass%, and the other toners have a crystalline resin content of 10-20 mass%. The image forming apparatus uses the toner set. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种调色剂组，其提供令人满意地抑制辊标记出现的图像，并且还提供图像形成装置。解决方案：调色剂组用于图像形成方法，包括将多个调色剂叠加在记录介质表面上以形成包括多个层的调色剂图像，并将调色剂图像定影以形成图像，其中多个调色剂，作为记录介质表面上的最上层调色剂图像叠加的调色剂含有金属氧化物，并且作为最上层调色剂图像叠加在记录介质表面上的调色剂的结晶树脂含量低于其他调色剂的结晶树脂含量。优选地，作为记录介质表面上的最上层调色剂图像叠加的调色剂的结晶树脂含量为0-8质量％，其他调色剂的结晶性树脂含量为10-20质量％。图像形成装置使用调色剂组。版权所有（C）2008，JPO＆INPIT

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