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1. 发明授权

US5650254A Image formation process 失效
标题翻译：图像形成过程
公开(公告)号：US5650254A
公开(公告)日：1997-07-22
申请号：US667649
申请日：1996-06-21
申请人： Atsuhiko Eguchi , Haruhide Ishida , Yoshifumi Iida , Kaori Ohishi , Takayoshi Aoki , Toshiyuki Yano
发明人： Atsuhiko Eguchi , Haruhide Ishida , Yoshifumi Iida , Kaori Ohishi , Takayoshi Aoki , Toshiyuki Yano
IPC分类号： G03G9/087 , G03G13/08 , G03G13/22
CPC分类号： G03G9/08786 , G03G13/08 , G03G9/08704
摘要： A image formation process comprising the steps of forming an electrostatic latent image on an electrostatic latent image carrier, developing the electrostatic latent image with a developer to provide a toner image, transferring the toner image to a transfer material, and heat-fixing the toner image on the transfer material, wherein the developer comprises a toner for developing electrostatic latent images comprising a binder, a colorant, and 1 to 30% by weight of a lubricant which comprises a modified polyethylene wax which is obtained by homopolymerizing ethylene or copolymerizing ethylene and an .alpha.-olefin having 3 to 10 carbon atoms in the presence of a metallocene catalyst and modifying the resulting ethylene homo- or copolymer by grafting at least one grafting monomer selected from the group consisting of a styrene monomer and an unsaturated carboxylic acid monomer, and has a hexane extraction of not more than 65% by weight, and wherein the transfer step comprises bringing a bias roll into contact with the back side of a transfer material. The image formation process of the present invention requires less power consumption. The toner for use in the present invention provides a good releasability at low temperatures and shows excellent anti-offset properties and powder fluidity without causing the generation of ozone, image defects and blocking.
摘要翻译：一种图像形成方法，包括以下步骤：在静电潜像载体上形成静电潜像，用显影剂显影静电潜像以提供调色剂图像，将调色剂图像转印到转印材料上，并将调色剂图像在转印材料上，其中显影剂包括用于显影静电潜像的调色剂，其包含粘合剂，着色剂和1至30重量％的润滑剂，其包含通过乙烯均聚或乙烯共聚获得的改性聚乙烯蜡和在茂金属催化剂的存在下，具有3〜10个碳原子的α-烯烃，并通过接枝至少一种选自苯乙烯单体和不饱和羧酸单体的接枝单体改性所得到的乙烯均聚物或共聚物，并具有己烷萃取不超过65重量％，并且其中转移步骤包括使bi 与转印材料的背面接触。本发明的图像形成处理需要较少的功耗。用于本发明的调色剂在低温下提供良好的脱模性，并且显示出优异的抗污损性和粉末流动性，而不会引起臭氧的产生，图像缺陷和阻塞。

2. 发明授权

US5958642A Toner for developing an electrostatic charge image, developing agent for electrostatic charge image and image formation method 失效
标题翻译：用于显影静电荷图像的调色剂，用于静电荷图像的显影剂和图像形成方法
公开(公告)号：US5958642A
公开(公告)日：1999-09-28
申请号：US102358
申请日：1998-06-23
申请人： Shinpei Takagi , Yasuhiro Oya , Etsuo Tominaga , Toyohumi Inoue , Tomohiro Takeda , Masahiro Uchida , Haruhide Ishida , Kouzou Ota , Hirokazu Hamano , Yusaku Shibuya , Jun Igarashi , Atsuhiko Eguchi , Yutaka Sugizaki
发明人： Shinpei Takagi , Yasuhiro Oya , Etsuo Tominaga , Toyohumi Inoue , Tomohiro Takeda , Masahiro Uchida , Haruhide Ishida , Kouzou Ota , Hirokazu Hamano , Yusaku Shibuya , Jun Igarashi , Atsuhiko Eguchi , Yutaka Sugizaki
IPC分类号： G03G9/083 , G03G9/08 , G03G9/087 , G03G9/113 , G03G15/08 , G03G9/097 , G03G13/22
CPC分类号： G03G9/08706 , G03G9/08704 , G03G9/08782
摘要： The toner for developing an electrostatic charge image comprises a colorant, a binding resin and a resin copolymer of aliphatic hydrocarbon and aromatic hydrocarbon having 9 or more of carbon atoms. Preferably, the toner further comprises a wax. The endothermic peak of the wax at DSC is preferably from 70 to 100.degree. C. The petroleum resin copolymer preferably has a ring and ball softening point of from 80 to 170.degree. C., and the binding resin is preferably a polyester resin. The weight ratio of the aromatic hydrocarbon monomer and the aliphatic hydrocarbon monomer of the petroleum resin copolymer is preferably from 99:1 to 50:50.
摘要翻译：用于显影静电荷图像的调色剂包括着色剂，粘合树脂和脂族烃和具有9个或更多个碳原子的芳族烃的树脂共聚物。优选地，调色剂还包含蜡。 DSC中的蜡的吸热峰优选为70〜100℃。石油树脂共聚物的环球软化点优选为80〜170℃，粘合树脂优选为聚酯树脂。石油树脂共聚物的芳香族烃单体和脂肪族烃单体的重量比优选为99:1〜50:50。

3. 发明授权

US06613491B2 Electrophotographic toner, electrophotographic developer and process for forming image 有权
标题翻译：电子照相色调剂，电子照相显影剂和形成图像的方法
公开(公告)号：US06613491B2
公开(公告)日：2003-09-02
申请号：US10003088
申请日：2001-12-06
申请人： Satoshi Inoue , Masahiro Takagi , Kaori Ohishi , Rieko Kataoka , Fusako Kiyono , Atsuhiko Eguchi , Chiaki Suzuki
发明人： Satoshi Inoue , Masahiro Takagi , Kaori Ohishi , Rieko Kataoka , Fusako Kiyono , Atsuhiko Eguchi , Chiaki Suzuki
IPC分类号： G03G908
CPC分类号： G03G9/09725 , G03G9/0827 , G03G9/09708 , G03G9/09716
摘要： In an electrophotographic developer and a process for forming an image, an electrophotographic toner used therein contains spherical toner parent particles and two or more kinds of inorganic particles having different average particle diameters, at least one kind of the inorganic fine particles being spherical particles having an average primary particle diameter of about 80 to 300 nm, and the inorganic particles containing the spherical particles being attached to the toner parent particles to provide a structure satisfying the following conditions (1) and (2): (1) the spherical particles have a coverage on a surface of the toner parent particles of about 20% or more; and (2) a proportion of the inorganic particles that are separated from the toner parent particles upon dispersing the toner in an aqueous solution is about 35% or less of a total addition amount of the inorganic particles.
摘要翻译：在电子照相显影剂和形成图像的方法中，其中使用的电子照相调色剂含有球形调色剂母体颗粒和两种或更多种具有不同平均粒径的无机颗粒，至少一种无机细颗粒是具有平均一次粒径为约80〜300nm，将含有球状粒子的无机粒子附着在调色剂母粒上，得到满足下述条件（1）和（2）的结构：（1）球状粒子具有调色剂母粒子表面上的覆盖率为约20％以上; 和（2）将调色剂分散在水溶液中时与调色剂母体颗粒分离的无机颗粒的比例为无机颗粒总添加量的约35％以下。

4. 发明授权

US06268099B1 Toners, process for the preparation thereof, developers and method of forming images 失效
标题翻译：调色剂，其制备方法，显影剂和形成图像的方法
公开(公告)号：US06268099B1
公开(公告)日：2001-07-31
申请号：US08861738
申请日：1997-05-22
申请人： Atsuhiko Eguchi , Chiaki Suzuki , Takayoshi Aoki
发明人： Atsuhiko Eguchi , Chiaki Suzuki , Takayoshi Aoki
IPC分类号： G03G9097
CPC分类号： G03G9/08782 , G03G9/08706 , G03G9/08708 , G03G9/08711 , G03G9/1132
摘要： Disclosed herein are a toner comprising a binder resin, a coloring agent, and, as a lubricant, a polyethylene wax having a penetration of 5 to 12 dmm and a melt viscosity of less than or equal to 1.5 at 130° C., a process for the preparation thereof, a developer using the toner, and a method of forming images using the toner. According to the present invention, incomplete images in the transfer process can be prevented; excellent flowability is provided and the blocking phenomenon can be prevented; the transfer process can be carried out with less electric consumption. The offset resistance is also good, and the releasability is effectively exhibited at lower temperatures.
摘要翻译：本文公开了一种调色剂，其包含粘合剂树脂，着色剂和作为润滑剂的在130℃下具有5至12dmm的渗透性和小于或等于1.5的熔体粘度的聚乙烯蜡，为了制备它们，使用调色剂的显影剂，以及使用调色剂形成图像的方法。根据本发明，可以防止转印过程中的不完整图像; 提供优异的流动性并且可以防止阻塞现象; 转移过程可以用较少的电力消耗进行。耐偏移性也良好，并且在较低温度下有效显示脱模性。

5. 发明授权

US5928825A Toner for developing electrostatic latent images 失效
标题翻译：用于显影静电潜像的调色剂
公开(公告)号：US5928825A
公开(公告)日：1999-07-27
申请号：US668447
申请日：1996-06-21
申请人： Atsuhiko Eguchi , Hideki Sakai , Takeo Kigami , Chiaki Suzuki , Takayoshi Aoki
发明人： Atsuhiko Eguchi , Hideki Sakai , Takeo Kigami , Chiaki Suzuki , Takayoshi Aoki
IPC分类号： G03G9/087 , G03G9/097
CPC分类号： G03G9/08782
摘要： A toner for developing electrostatic latent images containing a binder resin, a colorant, and a lubricant, wherein the lubricant comprises a modified polyethylene wax which is obtained by homopolymerizing ethylene or copolymerizing ethylene and an .alpha.-olefin having 3 to 10 carbon atoms in the presence of a metallocene catalyst and modifying the resulting homo- or copolymer by grafting thereto a styrene monomer and/or an unsaturated carboxylic acid monomer, the lubricant having a hexane extraction of not more than 65% by weight. The toner exhibits release properties at a lower temperature and thereby has satisfactory anti-offset properties without impairing powder fluidity and anti-blocking properties. It provides a toner image resistant against scratches by a peeling claw of a fixing roll part and against rub-of.
摘要翻译：用于显影含有粘合剂树脂，着色剂和润滑剂的静电潜像的调色剂，其中所述润滑剂包含改性聚乙烯蜡，其通过在乙烯存在下均聚乙烯或共聚乙烯和具有3至10个碳原子的α-烯烃而获得的茂金属催化剂，并通过与苯乙烯单体和/或不饱和羧酸单体接枝来改性所得到的均聚物或共聚物，所述润滑剂的己烷萃取不超过65重量％。调色剂在较低温度下具有脱模性能，因此具有令人满意的抗粘合性能，而不损害粉末流动性和防粘连性。它提供了抵抗由定影辊部分的剥离爪划伤并抵抗擦伤的调色剂图像。

6. 发明申请

US20050164109A1 Toner for developing electrostatic charged images and developer for developing electrostatic charged images, and image forming method using the same 有权
标题翻译：用于显影静电荷图像的调色剂和用于显影静电荷图像的显影剂，以及使用其的图像形成方法
公开(公告)号：US20050164109A1
公开(公告)日：2005-07-28
申请号：US10935134
申请日：2004-09-08
申请人： Akihiro Iizuka , Atsuhiko Eguchi , Masahiro Okita , Yasuhiro Oya
发明人： Akihiro Iizuka , Atsuhiko Eguchi , Masahiro Okita , Yasuhiro Oya
IPC分类号： G03G9/08 , G03G9/097
CPC分类号： G03G9/09733 , G03G9/0827 , G03G9/097
摘要： The invention provides a toner for developing electrostatic charged images comprising toner mother particles containing a binder resin and a colorant, and an external additive, wherein: the average of shape factors SF1 of the toner mother particles represented by the following Formula (1) is 140 or less; the external additive contains higher alcohol particles having a volume-average particle diameter of 1 to 12 μm; and the content of the higher alcohol particles having a diameter equal to or less than the volume-average particle diameter of the toner mother particles is in a range of 0.15 to 2.5 parts by weight with respect to 100 parts by weight of the toner mother particles. In addition, the invention provides a developer for developing electrostatic charged images comprising the toner. Further, the invention provides an image forming method using the toner.
摘要翻译：本发明提供一种用于显影静电荷图像的调色剂，其包含含有粘合剂树脂和着色剂的调色剂母粒子和外部添加剂，其中：由下式（1）表示的调色剂母粒子的形状因子SF1的平均值为140 或更少; 外部添加剂含有体积平均粒径为1〜12μm的高级醇粒子; 相对于100重量份的调色剂母粒子，直径等于或小于调色剂母粒的体积平均粒径的高级醇粒子的含量在0.15〜2.5重量份的范围内。此外，本发明提供了一种显影剂，用于显影包含调色剂的静电荷图像。此外，本发明提供了一种使用调色剂的成像方法。

7. 发明授权

US08592124B2 Toner for development of electrostatic image, electrostatic image developer, toner cartridge, process cartridge, and image forming apparatus 有权
标题翻译：用于显影静电图像的调色剂，静电图像显影剂，调色剂盒，处理盒和成像设备
公开(公告)号：US08592124B2
公开(公告)日：2013-11-26
申请号：US12168571
申请日：2008-07-07
申请人： Yasuhiro Oya , Atsuhiko Eguchi
发明人： Yasuhiro Oya , Atsuhiko Eguchi
IPC分类号： G03G9/08 , G03G9/087
CPC分类号： G03G9/0821 , G03G9/0819 , G03G9/0827 , G03G9/08755 , G03G9/08782 , G03G9/08793 , G03G9/08795 , G03G9/08797 , G03G9/0902
摘要： A toner having: a peak temperature before fixation T1a of about 40° C. or more; and a peak temperature after fixation T1b that is lower than T1a by from about 10° C. to about 35° C.: T1a being a peak temperature of an endothermic peak occurring at the lowest temperature in a range of from 0° C. to 100° C. and obtained at a first warming-up step of a differential scanning calorimetry measurement that uses a toner before fixation as a sample; T1b being a peak temperature of an endothermic peak occurring at the lowest temperature within a range of from 0° C. to 100° C. and obtained at a first warming-up step of a differential scanning calorimetry measurement that uses a toner after fixation as a sample; and the toner after fixation being contained in a fixed image transferred from a transferring member and fixed on a recording medium, a maximum width of an image defect formed after conducting a folding test of the fixed image being 0.30 mm or less.
摘要翻译：一种调色剂，其具有：固定T1a之前的峰值温度约40℃以上; 并且固定T1b之后的峰值温度比T1a低约10℃至约35℃：T1a是在0℃至0℃至最低温度范围内发生的吸热峰的峰值温度 100℃，并在使用固色前的调色剂作为样品的差示扫描量热测量的第一预热步骤中获得; T1b是在0℃至100℃的最低温度下发生的吸热峰的峰值温度，并且在使用定影后的调色剂的差示扫描量热测量的第一预热步骤获得时，一个样品; 并且定影后的调色剂被包含在从转印部件转印并固定在记录介质上的固定图像中，在进行固定图像的折叠试验之后形成的图像缺陷的最大宽度为0.30mm以下。

8. 发明授权

US07214459B2 Toner for developing electrostatic charged images and developer for developing electrostatic charged images, and image forming method using the same 有权
标题翻译：用于显影静电荷图像的调色剂和用于显影静电荷图像的显影剂，以及使用其的图像形成方法
公开(公告)号：US07214459B2
公开(公告)日：2007-05-08
申请号：US10935134
申请日：2004-09-08
申请人： Akihiro Iizuka , Atsuhiko Eguchi , Masahiro Okita , Yasuhiro Oya
发明人： Akihiro Iizuka , Atsuhiko Eguchi , Masahiro Okita , Yasuhiro Oya
IPC分类号： G03G9/00
CPC分类号： G03G9/09733 , G03G9/0827 , G03G9/097
摘要： The invention provides a toner for developing electrostatic charged images comprising toner mother particles containing a binder resin and a colorant, and an external additive, wherein: the average of shape factors SF1 of the toner mother particles represented by the following Formula (1) is 140 or less; the external additive contains higher alcohol particles having a volume-average particle diameter of 1 to 12 μm; and the content of the higher alcohol particles having a diameter equal to or less than the volume-average particle diameter of the toner mother particles is in a range of 0.15 to 2.5 parts by weight with respect to 100 parts by weight of the toner mother particles. In addition, the invention provides a developer for developing electrostatic charged images comprising the toner. Further, the invention provides an image forming method using the toner.
摘要翻译：本发明提供一种用于显影静电荷图像的调色剂，其包含含有粘合剂树脂和着色剂的调色剂母粒子和外部添加剂，其中：由下式（1）表示的调色剂母粒子的形状因子SF 1的平均值为 140以下; 外部添加剂含有体积平均粒径为1〜12μm的高级醇粒子; 相对于100重量份的调色剂母粒子，直径等于或小于调色剂母粒的体积平均粒径的高级醇粒子的含量在0.15〜2.5重量份的范围内。此外，本发明提供了一种显影剂，用于显影包含调色剂的静电荷图像。此外，本发明提供了一种使用调色剂的成像方法。

9. 发明授权

US06746810B2 Image formation method, replenishing toner used in this method and method of producing the same, and carrier-containing toner cartridge 有权
标题翻译：图像形成方法，用于该方法的补充调色剂及其制造方法以及含载体的调色剂盒
公开(公告)号：US06746810B2
公开(公告)日：2004-06-08
申请号：US10105255
申请日：2002-03-26
申请人： Chiaki Suzuki , Masahiro Takagi , Atsuhiko Eguchi , Satoshi Inoue , Sakon Takahashi , Masahiro Uchida , Rieko Kataoka , Hiroyuki Fukuda , Fusako Kiyono , Eiji Iwasaki
发明人： Chiaki Suzuki , Masahiro Takagi , Atsuhiko Eguchi , Satoshi Inoue , Sakon Takahashi , Masahiro Uchida , Rieko Kataoka , Hiroyuki Fukuda , Fusako Kiyono , Eiji Iwasaki
IPC分类号： G03G2110
CPC分类号： G03G9/10 , G03G9/0827 , G03G9/09725 , G03G9/1075 , G03G9/1132 , G03G9/1133 , G03G9/1134 , G03G9/1135
摘要： An image formation method which remarkably extends developer life while providing size reduction and high speed coloring. Also, a replenishing toner and a method of producing the same, and a toner cartridge. In the image formation method, conducting image formation by an image formation apparatus having a plurality of xerography units, the developer apparatus of at least one xerography unit has a developer recovering mechanism appropriately replenishing a replenishing toner composed of a toner and a carrier into the developer apparatus and recovering an excess portion of a developer from the equipment. The above-mentioned replenishing toner has a carrier content in the range of 5 to 40% by weight, the above-mentioned carrier is a carrier coated with a resin having a specific composition, and/or the above-mentioned toner is in a specific shape. The replenishing toner may be produced using the above-mentioned recovered developer.
摘要翻译：一种图像形成方法，其显着延长显影剂寿命，同时提供尺寸减小和高速着色。此外，补充调色剂及其制造方法以及调色剂盒。在图像形成方法中，通过具有多个静电复印单元的图像形成装置进行图像形成，至少一个静电复印单元的显影装置具有显影剂回收机构，适当地将由调色剂和载体构成的补充调色剂补充到显影剂中从设备中回收多余的显影剂。上述补充调色剂的载体含量在5-40重量％的范围内，上述载体是涂覆有具有特定组成的树脂的载体，和/或上述调色剂是特定的形状。可以使用上述回收的显影剂来制造补充调色剂。

10. 发明授权

US5908726A Electrophotographic toner and method for forming images 失效
标题翻译：电子照相调色剂和形成图像的方法
公开(公告)号：US5908726A
公开(公告)日：1999-06-01
申请号：US934855
申请日：1997-09-22
申请人： Satoshi Inoue , Chiaki Suzuki , Atsuhiko Eguchi
发明人： Satoshi Inoue , Chiaki Suzuki , Atsuhiko Eguchi
IPC分类号： G03G9/08 , G03G9/083 , G03G9/087 , G03G15/08
CPC分类号： G03G9/08755 , G03G9/0837 , G03G9/08704
摘要： An electrophotographic toner includes a binder resin including a linear polyester such as a polyester formed by condensation of an ethylene oxide adduct of a bisphenole A with a terephthalic acid, and a non-linear polyester such as a polyester formed by condensation of a mixture of an ethylene oxide adduct of a bisphenole A and a glycerin with a terephthalic acid; and, as a magnetic substance, a polyhedral magnetite of not more facets than a hexacosahedron and not less facets than a decahedron. The toner has an excellent fixing property at low temperature, an anti-offset property and a wide fixing latitude.
摘要翻译：电子照相调色剂包括粘合剂树脂，其包括线性聚酯，例如通过双酚A的环氧乙烷加成物与对苯二甲酸的缩合形成的聚酯，以及非线性聚酯，例如通过将双酚A和甘油与对苯二甲酸的环氧乙烷加成物; 并且作为磁性物质，不如六面体具有更多小面的多面磁体，并且不如十面体那样小。该调色剂在低温下具有优异的定影性能，抗偏移性和宽的固定宽度。

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