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    Toner for electrostatic latent image development
    1.
    发明授权
    Toner for electrostatic latent image development 有权
    用于静电潜像显影的调色剂

    公开(公告)号：US08778586B2

    公开(公告)日：2014-07-15

    申请号：US13528401

    申请日：2012-06-20

    申请人： Shinya Obara ,  Tatsuya Nagase ,  Noboru Ueda ,  Junya Onishi ,  Tatsuya Fujisaki ,  Kenshi Miyajima

    发明人： Shinya Obara ,  Tatsuya Nagase ,  Noboru Ueda ,  Junya Onishi ,  Tatsuya Fujisaki ,  Kenshi Miyajima

    IPC分类号： G03G9/00

    CPC分类号： G03G9/09392 ,  G03G9/09328 ,  G03G9/09371

    摘要： A toner used for electrostatic latent image development which is excellent in fixing separability with maintaining sufficient low temperature fixability even in a high-speed machine and is also superior in crashing resistance, comprising toner particles, each comprising a core particle and a shell layer provided on the surface of the core particle, wherein the core particle comprises a binder resin containing a styrene-acrylic resin and a first styrene-acrylic modified polyester, and the shell comprises a second styrene-acrylic modified polyester resin.

    摘要翻译： 用于静电潜像显影的调色剂，其即使在高速机器中也保持足够的低温定影性而具有优异的定影分离性，并且还具有优异的耐崩溃性，包括调色剂颗粒，每个调色剂颗粒包括设置在核心颗粒和壳层上的壳层 芯颗粒的表面，其中芯颗粒包含含有苯乙烯 - 丙烯酸树脂和第一苯乙烯 - 丙烯酸改性聚酯的粘合剂树脂，并且所述壳包含第二苯乙烯 - 丙烯酸改性聚酯树脂。

    TONER FOR ELECTROSTATIC IMAGE DEVELOPMENT
    2.
    发明申请
    TONER FOR ELECTROSTATIC IMAGE DEVELOPMENT 有权
    静电图像发展的调色剂

    公开(公告)号：US20120264046A1

    公开(公告)日：2012-10-18

    申请号：US13446427

    申请日：2012-04-13

    申请人： Junya ONISHI ,  Shiro HIRANO ,  Satoshi UCHINO ,  Noboru UEDA ,  Shinya OBARA

    发明人： Junya ONISHI ,  Shiro HIRANO ,  Satoshi UCHINO ,  Noboru UEDA ,  Shinya OBARA

    IPC分类号： G03G9/093

    CPC分类号： G03G9/09328 ,  G03G9/09364 ,  G03G9/09392

    摘要： Disclosed is a toner for electrostatic image development that satisfies both low-temperature fixing ability and excellent high-temperature storage stability, achieves excellent charge property and shatter resistance, and consequently can form a high-quality image even by a high-performance machine such as a high-speed machine.The toner is composed of toner particles obtained by forming a shell layer containing a styrene-acryl-modified polyester resin on the surface of each of core particles comprising a binder resin containing at least a styrene-acrylic resin. The styrene-acryl-modified polyester resin is obtained bonding a styrene-acrylic polymer segment to a terminal of a polyester segment, and the content of the styrene-acrylic polymer segment in the styrene-acryl-modified polyester resin is 5% by mass or more and 30% by mass or less.

    摘要翻译： 公开了一种静电图像显影用调色剂，其既满足低温定影性也具有优异的高温保存稳定性，可以获得优异的充电性和抗碎裂性，并且因此即使通过高性能机器也能形成高质量的图像，例如 一台高速机。 该调色剂由在包含至少含有苯乙烯 - 丙烯酸树脂的粘合剂树脂的每个核心颗粒的表面上形成含有苯乙烯 - 丙烯酸改性聚酯树脂的壳层而获得的调色剂颗粒组成。 得到苯乙烯 - 丙烯酸改性聚酯树脂，将苯乙烯 - 丙烯酸聚合物链段连接到聚酯链段的末端，苯乙烯 - 丙烯酸改性聚酯树脂中苯乙烯 - 丙烯酸聚合物链段的含量为5质量％ 多于30质量％以下。

    IMAGE FORMING METHOD
    4.
    发明申请
    IMAGE FORMING METHOD 有权
    图像形成方法

    公开(公告)号：US20100136476A1

    公开(公告)日：2010-06-03

    申请号：US12624487

    申请日：2009-11-24

    申请人： Tatsuya FUJISAKI ,  Kaori SOEDA ,  Shinya OBARA ,  Natsuko KUSAKA

    发明人： Tatsuya FUJISAKI ,  Kaori SOEDA ,  Shinya OBARA ,  Natsuko KUSAKA

    IPC分类号： G03G15/08

    CPC分类号： G03G15/0126 ,  G03G9/0821 ,  G03G9/08782 ,  G03G9/08795 ,  G03G9/08797 ,  G03G9/0914 ,  G03G9/0918

    摘要： Provided is a method for forming an image with a set of electrostatic charge image developing toners using a digital electrophotographic method, provided that the set of electrostatic charge image developing toners comprises a black toner and a light gray toner, the method comprising the steps of: forming an electrostatic latent image on an image support; developing the electrostatic latent image with the black toner to form a black toner image; developing the electrostatic latent image with the light gray toner to form a light gray toner image; and fixing the black toner image and the light gray toner image, wherein the black toner and the light gray toner each independently contains a wax having an endothermic peak in the range of 60 to 105° C.; and the light gray toner has a transmittance in the range of 40 to 90%.

    摘要翻译： 提供了一种使用数字电子照相方法用一组静电荷图像显影调色剂形成图像的方法，只要该组静电荷图像显影调色剂包括黑色调色剂和浅灰色调色剂，该方法包括以下步骤： 在图像载体上形成静电潜像; 用黑色调色剂显影静电潜像以形成黑色调色剂图像; 用浅灰色调色剂显影静电潜像以形成浅灰色调色剂图像; 并且固定黑色调色剂图像和浅灰色调色剂图像，其中黑色调色剂和浅灰色调色剂各自独立地包含具有在60至105℃范围内的吸热峰的蜡; 浅灰色调色剂的透光率在40〜90％的范围内。

    Image forming method
    6.
    发明授权
    Image forming method 有权
    图像形成方法

    公开(公告)号：US08236472B2

    公开(公告)日：2012-08-07

    申请号：US12624487

    申请日：2009-11-24

    申请人： Tatsuya Fujisaki ,  Kaori Soeda ,  Shinya Obara ,  Natsuko Kusaka

    发明人： Tatsuya Fujisaki ,  Kaori Soeda ,  Shinya Obara ,  Natsuko Kusaka

    IPC分类号： G03G13/24

    CPC分类号： G03G15/0126 ,  G03G9/0821 ,  G03G9/08782 ,  G03G9/08795 ,  G03G9/08797 ,  G03G9/0914 ,  G03G9/0918

    摘要： Provided is a method for forming an image with a set of electrostatic charge image developing toners using a digital electrophotographic method, provided that the set of electrostatic charge image developing toners comprises a black toner and a light gray toner, the method comprising the steps of: forming an electrostatic latent image on an image support; developing the electrostatic latent image with the black toner to form a black toner image; developing the electrostatic latent image with the light gray toner to form a light gray toner image; and fixing the black toner image and the light gray toner image, wherein the black toner and the light gray toner each independently contains a wax having an endothermic peak in the range of 60 to 105° C.; and the light gray toner has a transmittance in the range of 40 to 90%.

    摘要翻译： 提供了一种使用数字电子照相方法用一组静电荷图像显影调色剂形成图像的方法，只要该组静电荷图像显影调色剂包括黑色调色剂和浅灰色调色剂，该方法包括以下步骤： 在图像载体上形成静电潜像; 用黑色调色剂显影静电潜像以形成黑色调色剂图像; 用浅灰色调色剂显影静电潜像以形成浅灰色调色剂图像; 并且固定黑色调色剂图像和浅灰色调色剂图像，其中黑色调色剂和浅灰色调色剂各自独立地包含具有在60至105℃范围内的吸热峰的蜡; 浅灰色调色剂的透光率在40〜90％的范围内。

    Image forming method using the same
    7.
    发明授权
    Image forming method using the same 有权
    图像形成方法使用它

    公开(公告)号：US07981586B2

    公开(公告)日：2011-07-19

    申请号：US11850802

    申请日：2007-09-06

    申请人： Satoshi Uchino ,  Masahiro Anno ,  Takeo Oshiba ,  Okushi Okuyama ,  Shinya Obara

    发明人： Satoshi Uchino ,  Masahiro Anno ,  Takeo Oshiba ,  Okushi Okuyama ,  Shinya Obara

    IPC分类号： G03G9/06

    CPC分类号： G03G15/0818

    摘要： An electrophotographic image forming method is disclosed. The method includes steps of conveying a developer comprising a toner to a developing zone by a developing roller, and developing an electrostatic latent image formed on an electrostatic latent image carrying member by the developer, and the developing roller has an electroconductive shaft and a resin layer provided around the shaft, the resin layer comprises a surface layer containing silicone copolymer resin as the principal component and a layer containing resin-silica hybrid composite as a principal component provided directly under the surface layer.

    摘要翻译： 公开了电子照相图像形成方法。 该方法包括以下步骤：通过显影辊将包含调色剂的显影剂输送到显影区域，以及通过显影剂将形成在静电潜像载体上的静电潜像显影，并且显影辊具有导电轴和树脂层 设置在轴周围的树脂层包括含有硅酮共聚物树脂作为主要成分的表面层和直接位于表面层下面的含有树脂 - 二氧化硅混合复合材料作为主要成分的层。

    DEVELOPING ROLLER AND IMAGE FORMING METHOD EMPLOYING THE SAME
    9.
    发明申请
    DEVELOPING ROLLER AND IMAGE FORMING METHOD EMPLOYING THE SAME 有权
    开发滚子和使用它的图像形成方法

    公开(公告)号：US20080220361A1

    公开(公告)日：2008-09-11

    申请号：US11972898

    申请日：2008-01-11

    申请人： Satoshi Uchino ,  Shinya Obara ,  So Matsuya

    发明人： Satoshi Uchino ,  Shinya Obara ,  So Matsuya

    IPC分类号： G03G9/087 ,  G03G15/08

    CPC分类号： G03G15/0818 ,  Y10T428/31551 ,  Y10T428/31663 ,  Y10T428/31725

    摘要： An objective is to provide a developing roller possessing a surface layer capable of suppressing the residual potential during repetitive use with no damage of interlayer adhesiveness, preventing toner leakage and contaminations caused by adhesion matter on the surface, and preventing developing unevenness because of even toner electrification; and also to provide an image forming method employing the developing roller. Also disclose is a developing roller possessing a conductive shaft, and a resin layer provided around an outer circumferential surface of the conductive shaft, wherein the resin layer possesses a surface layer containing a silicone copolymer resin as a principal component and a layer containing a polyamide resin as a principal component, that is provided immediately below the surface layer.

    摘要翻译： 目的是提供具有能够在重复使用期间抑制残留电位的表面层的显影辊，而不损害层间粘合性，防止调色剂泄漏和由表面上的粘附物质引起的污染，并且由于均匀的调色剂带电而防止显影不均匀 ; 并且还提供使用显影辊的图像形成方法。 还公开了具有导电轴的显影辊和设置在导电轴的外周表面周围的树脂层，其中树脂层具有含有硅氧烷共聚物树脂作为主要成分的表面层和含有聚酰胺树脂的层 作为主要组分，其紧邻表面层的下方。

    Electrostatic charge image developing toner
    10.
    发明授权
    Electrostatic charge image developing toner 有权
    静电荷图像显影墨粉

    公开(公告)号：US08431294B2

    公开(公告)日：2013-04-30

    申请号：US12962015

    申请日：2010-12-07

    申请人： Hidehito Haruki ,  Hiroyuki Yasukawa ,  Shinya Obara

    发明人： Hidehito Haruki ,  Hiroyuki Yasukawa ,  Shinya Obara

    IPC分类号： G03G9/00

    CPC分类号： G03G9/08711 ,  G03G9/0806 ,  G03G9/0906 ,  G03G9/0926

    摘要： Provided is an electrostatic charge image developing toner capable of reproducing color exhibiting high lightness and chroma, and obtaining a wide color reproduction range. Disclosed is the toner possessing a toner particle containing at least a binder resin and a colorant, wherein the colorant possesses a yellowish color nonfluorescent dye exhibiting a peak wavelength of an absorption spectrum being in a wavelength range of 400-480 nm, and a fluorescent dye exhibiting a peak wavelength of an emission spectrum being in a wavelength range of 480-560 nm, wherein the nonfluorescent dye has a content of 2-8 parts by weight, based on 100 parts by weight of the binder resin, and the fluorescent dye has a content of 0.05-0.2 parts by weight, based on 100 parts by weight of the resin, provided that a content ratio of the nonfluorescent dye to the fluorescent dye is 15-150.

    摘要翻译： 本发明提供一种静电荷图像显影调色剂，其能够再现具有高亮度和色度的颜色，并获得宽的色彩再现范围。 公开了具有至少含有粘合剂树脂和着色剂的调色剂颗粒的调色剂，其中着色剂具有呈现波长范围为400-480nm的吸收光谱的峰值波长的黄色非荧光染料，以及荧光染料 表现出波长范围为480-560nm的发射光谱的峰值波长，其中基于100重量份的粘合剂树脂，非荧光染料的含量为2-8重量份，荧光染料具有 基于100重量份的树脂，其含量为0.05-0.2重量份，条件是非荧光染料与荧光染料的含量比为15-150。