公开(公告)号：US08241827B2

公开(公告)日：2012-08-14

申请号：US11872799

申请日：2007-10-16

Applicant: Hiroyuki Yasukawa ,  Mikio Kouyama ,  Kenji Hayashi ,  Tomoko Sakimura ,  Hiroaki Obata ,  Natsuko Kusaka

Inventor： Hiroyuki Yasukawa ,  Mikio Kouyama ,  Kenji Hayashi ,  Tomoko Sakimura ,  Hiroaki Obata ,  Natsuko Kusaka

IPC: G03G13/08

CPC classification number: G03G9/0918

Abstract: An electrostatic image developing toner which is capable of obtaining highly chromatic full-color images of bright color without causing perceived color contamination and exhibits superior lightfastness is disclosed, wherein the toner comprises a binding resin and a colorant, and the colorant is tetraazaporphyrin or phthalocyanine compounds such as a compound represented by the following formula:

Abstract translation: 本发明公开了一种静电图像显影调色剂，其能够获得高色彩的全色图像，而不会引起感觉到的颜色污染并表现出优异的耐光性，其中调色剂包含粘合树脂和着色剂，着色剂是四氮杂卟啉或酞菁化合物 例如由下式表示的化合物：

公开(公告)号：US08236472B2

公开(公告)日：2012-08-07

申请号：US12624487

申请日：2009-11-24

Applicant: Tatsuya Fujisaki ,  Kaori Soeda ,  Shinya Obara ,  Natsuko Kusaka

Inventor： Tatsuya Fujisaki ,  Kaori Soeda ,  Shinya Obara ,  Natsuko Kusaka

IPC: G03G13/24

CPC classification number: G03G15/0126 ,  G03G9/0821 ,  G03G9/08782 ,  G03G9/08795 ,  G03G9/08797 ,  G03G9/0914 ,  G03G9/0918

Abstract: 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%.

Abstract translation: 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。

公开(公告)号：US20090291381A1

公开(公告)日：2009-11-26

申请号：US12467177

申请日：2009-05-15

Applicant: Naohiro Hirose ,  Hiroyuki Yasukawa ,  Natsuko Kusaka ,  Miyuki Murakami ,  Yohei Ohno

Inventor： Naohiro Hirose ,  Hiroyuki Yasukawa ,  Natsuko Kusaka ,  Miyuki Murakami ,  Yohei Ohno

IPC: G03G9/09

CPC classification number: G03G9/0914 ,  G03G9/092 ,  G03G9/09783

Abstract: Provided is a toner comprising toner particles containing a binder resin and coloring matters, wherein the coloring matters comprise a dye represented by Formula (X-1), a metal compound represented by Formula (1) and a quinacridone pigment represented by Formula (2):

Abstract translation: 提供一种调色剂，其包含含有粘合剂树脂和着色剂的调色剂颗粒，其中着色剂包括由式（X-1）表示的染料，由式（1）表示的金属化合物和由式（2）表示的喹吖啶酮颜料， ：

公开(公告)号：US20090162776A1

公开(公告)日：2009-06-25

申请号：US12335220

申请日：2008-12-15

Applicant: Kenji Hayashi ,  Mikio Kouyama ,  Hiroyuki Yasukawa ,  Hiroaki Obata ,  Natsuko Kusaka

Inventor： Kenji Hayashi ,  Mikio Kouyama ,  Hiroyuki Yasukawa ,  Hiroaki Obata ,  Natsuko Kusaka

IPC: G03G9/09 ,  G03G9/087

CPC classification number: G03G9/0922 ,  G03G9/091 ,  G03G9/0914

Abstract: Disclosed is a magenta toner, which contains magenta colorants composed of compound A represented by Formulas (1), (2) or (3) in an amount of mA and compound B selected from a group consisting of a mono-azo pigment, a naphthol pigment and rhodamine chelate pigment in an amount of mA, and a ratio of amount mA:mB is 90:10 to 55:45. are described in the specification.

Abstract translation: 公开了一种品红色调色剂，其包含由式（1），（2）或（3）表示的由化合物A组成的品红色着色剂，其量为mA，化合物B选自单偶氮颜料，萘酚 颜料和罗丹明螯合颜料的量为mA，并且mA:mB的比例为90:10至55:45。 在说明书中描述。

公开(公告)号：US20090068581A1

公开(公告)日：2009-03-12

申请号：US12188583

申请日：2008-08-08

Applicant: Natsuko Kusaka ,  Mikio Kouyama ,  Kenji Hayashi ,  Hiroaki Obata

Inventor： Natsuko Kusaka ,  Mikio Kouyama ,  Kenji Hayashi ,  Hiroaki Obata

IPC: G03G9/16 ,  G03G9/00

CPC classification number: G03G9/0906 ,  G03G9/091 ,  G03G9/0914 ,  G03G9/092

Abstract: A magenta toner for developing an electrostatic image, the magenta toner comprising at least a binder resin and a magenta colorant, wherein the magenta colorant comprises a compound represented by Formula (1), wherein D is represented by one of Formulas (2) to (4):

Abstract translation: 用于显影静电图像的洋红色调色剂，品红色调色剂至少包含粘合剂树脂和品红色着色剂，其中品红色着色剂包含由式（1）表示的化合物，其中D由式（2）至（ 4）：