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    Image forming method
    1.
    发明授权
    Image forming method 有权
    图像形成方法

    公开(公告)号：US07727698B2

    公开(公告)日：2010-06-01

    申请号：US11765183

    申请日：2007-06-19

    申请人： Eiichi Yoshida ,  Masahiko Nakamura ,  Masahiro Anno ,  Kaori Soeda ,  Tomoko Mine ,  Kenichi Onaka

    发明人： Eiichi Yoshida ,  Masahiko Nakamura ,  Masahiro Anno ,  Kaori Soeda ,  Tomoko Mine ,  Kenichi Onaka

    IPC分类号： G03G15/08

    CPC分类号： G03G9/0819 ,  G03G9/0821 ,  G03G9/0827 ,  G03G9/10 ,  G03G9/1133

    摘要： Disclosed is an image forming method comprising developing a latent electrostatic image formed on the surface of a latent electrostatic image bearing body by a developer borne and conveyed by a developer bearing body which is brought into contact with a developer layer control member to control an amount of the developer on the surface of the developer bearing body through a nonmagnetic single-component development system, wherein an acid value (SAV) of the surface of the developer and a total acid value (TAV) of the developer meet the following requirements: 1

    摘要翻译： 公开了一种图像形成方法，包括通过由与显影剂层控制构件接触的显影剂承载体承载并输送的显影剂显影形成在静电潜像承载体的表面上的静电潜像， 通过非磁性单组分显影系统在显影剂承载体的表面上的显影剂，其中显影剂表面的酸值（SAV）和显影剂的总酸值（TAV）满足以下要求：1 < 显影剂的质量平均粒径（d50，μm）与表面粗糙度（Ra，μm）的比值，d50 / Ra在0.5〜3.0的范围内，SAV / TAV＆nlE; 5和5＆amp; NlE; TAV＆ 并且显影剂承载体的突出峰之间的平均间隔（Sm）在20至200μm的范围内。

    Toner
    6.
    发明授权
    Toner 有权
    爽肤水

    公开(公告)号：US08133646B2

    公开(公告)日：2012-03-13

    申请号：US12406259

    申请日：2009-03-18

    申请人： Masahiro Anno ,  Masahiko Nakamura ,  Tsuyoshi Uchida ,  Kenichi Onaka ,  Junya Onishi ,  Naoya Tonegawa

    发明人： Masahiro Anno ,  Masahiko Nakamura ,  Tsuyoshi Uchida ,  Kenichi Onaka ,  Junya Onishi ,  Naoya Tonegawa

    IPC分类号： G03G9/00

    CPC分类号： G03G9/0819 ,  G03G9/0821 ,  G03G9/0827 ,  G03G9/08755 ,  G03G9/0902 ,  G03G9/09708 ,  G03G9/09716 ,  G03G9/09725

    摘要： It is to provide a toner which can form an image of high image quality exhibiting high resolution wherein a final visible image exhibits high image density and high thin-line reproducibility even in long-term use. In a toner incorporating at least a colored particle containing a binder resin composed of a polyester resin and a colorant, and external additive particles, the toner has a degree of average circularity of 0.950-0.990, a volume based median diameter of 4.5-8.0 μm, a volume based particle diameter dispersibility (CVVOL value) of 15-25; a metal selected from titanium, germanium, and aluminum is incorporated at a ratio of 10-1500 ppm; the above external additive particles is composed of a composite oxide incorporating a silicon atom and at least either of a titanium atom and an aluminum atom; and the existence ratio of silicon atoms in the surface thereof is higher than the existence ratio of silicon atoms in the entire part thereof.

    摘要翻译： 本发明提供一种可以形成高分辨率的高质量图像的调色剂，其中最终的可见图像即使在长期使用中也显示出高的图像密度和高的细线再现性。 在至少包含含有由聚酯树脂和着色剂构成的粘合剂树脂的着色颗粒和外部添加剂颗粒的调色剂中，调色剂的平均圆形度为0.950-0.990，体积基准中值直径为4.5-8.0μm ，基于体积的粒径分散性（CVVOL值）为15-25; 选自钛，锗和铝的金属以10-1500ppm的比例掺入; 上述外部添加剂颗粒由包含硅原子和钛原子和铝原子中的至少一个的复合氧化物组成; 并且其表面中的硅原子的存在比率高于其整个部分中硅原子的存在比。

    Two-component developer
    7.
    发明授权
    Two-component developer 有权
    双组分显影剂

    公开(公告)号：US08039184B2

    公开(公告)日：2011-10-18

    申请号：US12398242

    申请日：2009-03-05

    申请人： Masahiro Anno ,  Masahiko Nakamura ,  Tsuyoshi Uchida ,  Kenichi Onaka ,  Junya Onishi ,  Naoya Tonegawa

    发明人： Masahiro Anno ,  Masahiko Nakamura ,  Tsuyoshi Uchida ,  Kenichi Onaka ,  Junya Onishi ,  Naoya Tonegawa

    IPC分类号： G03G9/08

    CPC分类号： G03G9/09708 ,  G03G9/10 ,  G03G9/107 ,  G03G9/1133 ,  G03G9/1135

    摘要： Provided is a two-component developer with which degradation of development is inhibited even in the case of prolonged use, and thereby a high quality image exhibiting high resolution and sufficient image density can be formed for a long duration. Also disclosed is a two-component developer possessing a carrier and a toner, wherein the carrier in which magnetic material powder is dispersed in a binder resin containing a phenol formaldehyde resin has a shape coefficient SF-1 of 1.0-1.2, a shape coefficient SF-2 of 1.1-2.5 and a volume-based median particle diameter of 10-100 μm, and the toner possesses a colored particle and an external additive particle, wherein the external additive particle comprises a titanic acid compound and iron, and the iron content is 100-1,000 ppm, based on the titanic acid compound.

    摘要翻译： 提供了即使在长时间使用的情况下也可以抑制显影劣化的双组分显影剂，从而可以长时间形成表现出高分辨率和足够的图像浓度的高质量图像。 还公开了具有载体和调色剂的双组分显影剂，其中磁性材料粉末分散在含有酚醛树脂的粘合剂树脂中的载体具有1.0-1.2的形状系数SF-1，形状系数SF -2为1.1-2.5，体积基准中值粒径为10-100μm，调色剂具有着色颗粒和外部添加剂颗粒，其中外部添加剂颗粒包含钛酸化合物和铁，铁含量 基于钛酸化合物为100-1,000ppm。

    Two component developer and image forming method
    8.
    发明授权
    Two component developer and image forming method 有权
    双组分显影剂和成像方法

    公开(公告)号：US08101330B2

    公开(公告)日：2012-01-24

    申请号：US12397989

    申请日：2009-03-04

    申请人： Masahiro Anno ,  Masahiko Nakamura ,  Tsuyoshi Uchida ,  Kenichi Onaka ,  Junya Onishi ,  Naoya Tonegawa

    发明人： Masahiro Anno ,  Masahiko Nakamura ,  Tsuyoshi Uchida ,  Kenichi Onaka ,  Junya Onishi ,  Naoya Tonegawa

    IPC分类号： G03G9/00

    CPC分类号： G03G9/10 ,  G03G9/09708 ,  G03G9/09716 ,  G03G9/09725 ,  G03G9/107 ,  G03G9/1075

    摘要： A two component developer comprising a toner and a carrier, wherein the toner includes: colored particles; and external additive particles comprising a complex oxide incorporating silicon atoms and at least one of titanium atoms and aluminum atoms, and a surface existing ratio of the silicon atoms (R2) in a surface of the external additive particles being larger than an average existing ratio of the silicon atoms (R1) in an entirety of the external additive particles, and carrier particles comprise magnetic material powder dispersed in a phenol-formaldehyde resin, and have an average of the shape coefficient SF-1 of 1.0 to 12 and an average of the shape coefficient SF-2 of 1.1 to 2.5, and a volume based median diameter of from 10 to 100 μm.

    摘要翻译： 包含调色剂和载体的双组分显影剂，其中所述调色剂包括：着色颗粒; 以及外部添加剂颗粒，其包含并入硅原子和钛原子和铝原子中的至少一个的复合氧化物，并且外部添加剂颗粒的表面中硅原子（R2）的表面存在比例大于 整个外部添加剂颗粒中的硅原子（R1），载体颗粒包括分散在酚醛树脂中的磁性材料粉末，并且其形状系数SF-1的平均值为1.0至12，平均值为 形状系数SF-2为1.1〜2.5，体积基准中值粒径为10〜100μm。

    DEVELOPER FOR ELECTROPHOTOGRAPHY
    9.
    发明申请
    DEVELOPER FOR ELECTROPHOTOGRAPHY 有权
    电子照相的开发者

    公开(公告)号：US20120009515A1

    公开(公告)日：2012-01-12

    申请号：US12745123

    申请日：2009-07-03

    申请人： Masahiro Anno ,  Tsuyoshi Uchida ,  Masahiko Nakamura ,  Kenichi Onaka ,  Junya Onishi ,  Naoya Tonegawa

    发明人： Masahiro Anno ,  Tsuyoshi Uchida ,  Masahiko Nakamura ,  Kenichi Onaka ,  Junya Onishi ,  Naoya Tonegawa

    IPC分类号： G03G9/08 ,  C01G31/02 ,  C01G33/00 ,  C01F5/00 ,  C01F11/02 ,  B32B5/16 ,  C01G23/04 ,  C01G35/00 ,  B82Y30/00

    CPC分类号： G03G9/09708 ,  Y10T428/2982

    摘要： The present invention provides a developer for electrophotography which is superior in property of build up of electrification and in charge stability even in environments of high temperature and high humidity or in an environment of low temperature and low humidity where it is difficult for a developer to retain its electrostatic charge performance, and which can provide an image free from fogging and decrease in density for a long term, that is, a developer for electrophotography containing composite oxide particles which include metal titanate particles containing titanium as a first metal atom and a second metal atom and containing therein 0.009 to 0.350% by weight of a third metal atom selected from the group consisting of the metal atoms belonging to Group 5A of the long form of the periodic table of elements.

    摘要翻译： 本发明提供了一种用于电子照相的显影剂，其即使在高温和高湿度的环境中或在低温和低湿度的环境中也是优异的电气化和电荷稳定性的特性，其中显影剂难以保留 其静电电荷性能，并且其可以提供长期无雾化和降低密度的图像，即包含复合氧化物颗粒的电子照相显影剂，其包含钛作为第一金属原子的金属钛酸盐颗粒和第二金属 并含有0.009〜0.350重量％的选自元素周期表的长型的5A族的金属原子的第三金属原子。

    Two component developer and image forming method
    10.
    发明授权
    Two component developer and image forming method 有权
    双组分显影剂和成像方法

    公开(公告)号：US08092965B2

    公开(公告)日：2012-01-10

    申请号：US12372109

    申请日：2009-02-17

    申请人： Masahiro Anno ,  Masahiko Nakamura ,  Tsuyoshi Uchida ,  Kenichi Onaka ,  Junya Onishi ,  Naoya Tonegawa

    发明人： Masahiro Anno ,  Masahiko Nakamura ,  Tsuyoshi Uchida ,  Kenichi Onaka ,  Junya Onishi ,  Naoya Tonegawa

    IPC分类号： G03G9/00

    CPC分类号： G03G9/09725 ,  G03G9/09708 ,  G03G15/0865 ,  G03G15/0868 ,  G03G15/0879 ,  G03G2215/0607

    摘要： Provided is a method for forming an image containing the steps of: (a) forming an electrostatic latent image on an electrostatic latent image carrier; and (b) developing the electrostatic latent image by a two component developer comprising a toner and a carrier, wherein the two component developer is continually replenished in the developing step (b); and the toner includes: colored particles; and external additive particles comprising a complex oxide incorporating silicon atoms and at least one of titanium atoms and aluminum atoms, and a surface existing ratio of the silicon atoms (R2) in a surface of the external additive particles being larger than an average existing ratio of the silicon atoms (R1) in an entirety of the external additive particles.

    摘要翻译： 提供一种形成图像的方法，包括以下步骤：（a）在静电潜像载体上形成静电潜像; 和（b）通过包含调色剂和载体的双组分显影剂显影静电潜像，其中在显影步骤（b）中不断补充双组分显影剂; 并且调色剂包括：有色颗粒; 以及外部添加剂颗粒，其包含并入硅原子和钛原子和铝原子中的至少一个的复合氧化物，并且外部添加剂颗粒的表面中硅原子（R2）的表面存在比例大于 整个外部添加剂颗粒中的硅原子（R1）。