公开(公告)号：US07351510B2

公开(公告)日：2008-04-01

申请号：US11010261

申请日：2004-12-14

Applicant: Eiji Shirai ,  Tetsuya Ueno ,  Yasunori Inagaki

Inventor： Eiji Shirai ,  Tetsuya Ueno ,  Yasunori Inagaki

IPC: G03F9/087

CPC classification number: G03G9/08755

Abstract: A toner for electrophotography, containing a low-softening point polyester-based resin having a softening point of from 80° to 120° C.; and a high-softening point polyester-based resin having a softening point of higher than 120° C. and 160° C. or lower, wherein the low-softening point polyester-based resin has a viscosity at 160° C. of from 500 to 10000 Pa·s, and a ratio of viscosity at 140° C. to viscosity at 180° C. is 10 or less, and wherein a weight ratio of the low-softening point polyester-based resin to the high-softening point polyester-based resin is from 20/80 to 90/10. The toner for electrophotography of the present invention is used for, for instance, developing electrostatic latent images formed in electrophotography, electrostatic recording method, electrostatic printing method, and the like.

Abstract translation: 一种电子照相用调色剂，含有软化点为80-120℃的低软化点聚酯基树脂; 和软化点高于120℃和160℃以下的高软化点聚酯类树脂，其中低软化点聚酯类树脂在160℃下的粘度为500 至10000Pa.s，140℃下的粘度与180℃下的粘度之比为10以下，低软化点聚酯系树脂与高软化点聚酯的重量比 基树脂为20/80至90/10。 本发明的电子照相用调色剂用于例如在电子照相术中形成的静电潜像显影，静电记录方法，静电印刷方法等。

公开(公告)号：US20050147911A1

公开(公告)日：2005-07-07

申请号：US11010261

申请日：2004-12-14

Applicant: Eiji Shirai ,  Tetsuya Ueno ,  Yasunori Inagaki

Inventor： Eiji Shirai ,  Tetsuya Ueno ,  Yasunori Inagaki

IPC: G03G9/08 ,  G03G9/083 ,  G03G9/087

CPC classification number: G03G9/08755

Abstract: A toner for electrophotography, containing a low-softening point polyester-based resin having a softening point of from 80° to 120° C.; and a high-softening point polyester-based resin having a softening point of higher than 120° C. and 160° C. or lower, wherein the low-softening point polyester-based resin has a viscosity at 160° C. of from 500 to 10000 Pa·s, and a ratio of viscosity at 140° C. to viscosity at 180° C. is 10 or less, and wherein a weight ratio of the low-softening point polyester-based resin to the high-softening point polyester-based resin is from 20/80 to 90/10. The toner for electrophotography of the present invention is used for, for instance, developing electrostatic latent images formed in electrophotography, electrostatic recording method, electrostatic printing method, and the like.

Abstract translation: 一种电子照相用调色剂，含有软化点为80-120℃的低软化点聚酯基树脂; 和软化点高于120℃和160℃以下的高软化点聚酯类树脂，其中低软化点聚酯类树脂在160℃下的粘度为500 至10000Pa.s，140℃下的粘度与180℃下的粘度之比为10以下，低软化点聚酯系树脂与高软化点聚酯的重量比 基树脂为20/80至90/10。 本发明的电子照相用调色剂用于例如在电子照相术中形成的静电潜像显影，静电记录方法，静电印刷方法等。

公开(公告)号：US07718754B2

公开(公告)日：2010-05-18

申请号：US12167565

申请日：2008-07-03

Applicant: Eiji Shirai ,  Yoshitomo Kimura ,  Yasunori Inagaki ,  Takashi Kubo ,  Naoki Morita ,  Ryo Koike ,  Hiromi Iida

Inventor： Eiji Shirai ,  Yoshitomo Kimura ,  Yasunori Inagaki ,  Takashi Kubo ,  Naoki Morita ,  Ryo Koike ,  Hiromi Iida

IPC: C08G63/00 ,  C08G63/02

CPC classification number: C07C39/10 ,  C07C65/03 ,  C08G63/85

Abstract: A promoter for a polycondensation reaction used together with a catalyst in a polycondensation reaction, the promoter for a polycondensation reaction comprising a pyrogallol compound having a benzene ring of which three hydrogen atoms adjacent to each other are substituted by hydroxyl groups; and a polycondensation resin obtained by polycondensing raw material monomers using the promoter as defined above and the catalyst. A polycondensation resin can be produced using the promoter of the present invention together with a catalyst in a polycondensation reaction, and the polycondensation resin can be used in various applications including, for example, films, sheets, fibers, toner materials for electrophotography, and the like.

Abstract translation: 在缩聚反应中与催化剂一起使用的缩聚反应促进剂，包含彼此相邻的苯环被苯环取代的具有苯环的连苯三酚化合物的缩聚反应促进剂; 以及使用上述促进剂和催化剂使原料单体缩聚得到的缩聚树脂。 可以使用本发明的促进剂与缩聚反应中的催化剂一起制造缩聚树脂，缩聚树脂可以用于各种用途，包括例如薄膜，片材，纤维，电子照相用调色剂材料和 喜欢。

公开(公告)号：US20090036635A1

公开(公告)日：2009-02-05

申请号：US12167565

申请日：2008-07-03

Applicant: Eiji SHIRAI ,  Yoshitomo Kimura ,  Yasunori Inagaki ,  Takashi Kubo ,  Naoki Morita ,  Ryo Koike ,  Hiromi Iida

Inventor： Eiji SHIRAI ,  Yoshitomo Kimura ,  Yasunori Inagaki ,  Takashi Kubo ,  Naoki Morita ,  Ryo Koike ,  Hiromi Iida

IPC: C08G63/66 ,  C08G63/06 ,  C07C39/10 ,  C07C59/105 ,  C07C69/84

CPC classification number: C07C39/10 ,  C07C65/03 ,  C08G63/85

Abstract: A promoter for a polycondensation reaction used together with a catalyst in a polycondensation reaction, the promoter for a polycondensation reaction comprising a pyrogallol compound having a benzene ring of which three hydrogen atoms adjacent to each other are substituted by hydroxyl groups; and a polycondensation resin obtained by polycondensing raw material monomers using the promoter as defined above and the catalyst. A polycondensation resin can be produced using the promoter of the present invention together with a catalyst in a polycondensation reaction, and the polycondensation resin can be used in various applications including, for example, films, sheets, fibers, toner materials for electrophotography, and the like.

Abstract translation: 在缩聚反应中与催化剂一起使用的缩聚反应促进剂，包含彼此相邻的苯环被苯环取代的具有苯环的连苯三酚化合物的缩聚反应促进剂; 以及使用上述促进剂和催化剂使原料单体缩聚得到的缩聚树脂。 可以使用本发明的促进剂与缩聚反应中的催化剂一起制造缩聚树脂，缩聚树脂可以用于各种用途，包括例如薄膜，片材，纤维，电子照相用调色剂材料和 喜欢。

公开(公告)号：US08288499B2

公开(公告)日：2012-10-16

申请号：US11967629

申请日：2007-12-31

Applicant: Eiji Shirai ,  Yoshitomo Kimura ,  Yasunori Inagaki

Inventor： Eiji Shirai ,  Yoshitomo Kimura ,  Yasunori Inagaki

IPC: C08G61/02 ,  G03G9/00

CPC classification number: G03G9/08795 ,  G03G9/08755 ,  G03G9/08797

Abstract: A polyester for a toner having a softening point of from 70° to 110° C. and a glass transition temperature of from 38° to 60° C., obtained by polycondensing an alcohol component containing a propylene oxide adduct of bisphenol A and an ethylene oxide adduct of bisphenol A in a total amount of 80% by mole or more, with a carboxylic acid component, wherein the propylene oxide adduct has an average number of moles of from 2.0 to 2.4, and the ethylene oxide adduct has an average number of moles of from 2.5 to 4.2. The polyester for a toner of the present invention is suitably used as a resin binder of a toner, or the like, used for, for example, developing a latent image formed in electrophotography, electrostatic recording method, electrostatic printing method, or the like.

Abstract translation: 通过使含有双酚A的环氧丙烷加合物的醇成分和乙烯的缩聚得到软化点为70〜110℃，玻璃化转变温度为38〜60℃的调色剂用聚酯 总量为80摩尔％以上的双酚A的氧化物加成物与羧酸成分，其中环氧丙烷加合物的平均摩尔数为2.0〜2.4，环氧乙烷加合物的平均摩尔数为 摩尔数为2.5至4.2。 本发明的调色剂用聚酯适合用作例如将电子照相法形成的潜像显影，静电记录法，静电印刷法等的调色剂等的树脂粘合剂。

公开(公告)号：US06780557B2

公开(公告)日：2004-08-24

申请号：US10256078

申请日：2002-09-27

Applicant: Hiroyuki Kawaji ,  Tetsuya Ueno ,  Yasunori Inagaki

Inventor： Hiroyuki Kawaji ,  Tetsuya Ueno ,  Yasunori Inagaki

IPC: G03G9087

CPC classification number: G03G9/08795 ,  G03G9/08702 ,  G03G9/08711 ,  G03G9/08742 ,  G03G9/08755 ,  G03G9/08797

Abstract: A toner comprising a resin binder comprising a crystalline resin having a ratio of a softening point to a maximal peak temperature of heat of fusion of 0.6 or more and less than 1.1, and an amorphous hybrid resin having a ratio of a softening point to a maximal peak temperature of heat of fusion of from 1.1 to 4.0; and a colorant, wherein the amorphous hybrid resin comprises two polymerization resin components each having an independent reaction path, said two polymerization resin components being partially chemically bonded to each other, wherein at least one polymerization resin component is the same as that of the crystalline resin, and wherein a weight ratio of the crystalline resin to the amorphous hybrid resin (crystalline resin/amorphous hybrid resin) is from 1/99 to 50/50. The toner can be used for developing electrostatic latent images formed in electrophotography, electrostatic recording method, electrostatic printing, and the like.

Abstract translation: 一种包含树脂粘合剂的调色剂，其包含具有0.6以上且小于1.1的熔融热的软化点与最大峰值温度之比的结晶性树脂和具有软化点与最大值的比的无定形混合树脂 熔融热峰值温度为1.1〜4.0; 和着色剂，其中所述无定形杂化树脂包含两个具有独立反应路径的聚合树脂组分，所述两种聚合树脂组分彼此部分化学键合，其中至少一种聚合树脂组分与结晶树脂相同 ，其中结晶性树脂与非晶态杂化树脂（结晶性树脂/非晶态杂化树脂）的重量比为1/99〜50/50。 调色剂可用于显影在静电照相，静电记录方法，静电印刷等中形成的静电潜像。

公开(公告)号：US07824832B2

公开(公告)日：2010-11-02

申请号：US12302843

申请日：2007-05-30

Applicant: Yoshitomo Kimura ,  Yasunori Inagaki ,  Yoshihiro Ueno ,  Katsutoshi Aoki

Inventor： Yoshitomo Kimura ,  Yasunori Inagaki ,  Yoshihiro Ueno ,  Katsutoshi Aoki

IPC: G03G9/08

CPC classification number: G03G9/081 ,  G03G9/08726 ,  G03G9/08733 ,  G03G9/08755 ,  G03G9/08775 ,  G03G9/08795 ,  G03G9/08797

Abstract: A toner for electrophotography, containing a resin binder containing a polyester-based resin (A) and a polyester-based resin (B) having a softening point of a temperature higher than the polyester-based resin (A) by 10° C. or more, wherein at least one of the polyester-based resins (A) and (B) is a resin derived from a (meth)acrylic acid-modified rosin, having a polyester unit obtainable by polycondensing an alcohol component and a carboxylic acid component containing a (meth)acrylic acid-modified rosin, and a method for producing the toner. The toner for electrophotography of the present invention is usable in, for example, developing or the like latent images formed in electrophotography, electrostatic recording method, electrostatic printing method or the like.

Abstract translation: 一种电子照相用调色剂，含有含有聚酯类树脂（A）的树脂粘合剂和软化点比聚酯类树脂（A）的软化点高10℃的聚酯类树脂（B），或 更具体地，其中聚酯类树脂（A）和（B）中的至少一种是衍生自（甲基）丙烯酸改性松香的树脂，其具有通过使醇组分和含有羧酸成分的羧酸组分缩聚得到的聚酯单元 （甲基）丙烯酸改性松香，以及调色剂的制造方法。 本发明的电子照相用调色剂可用于例如在电子照相术，静电记录方法，静电印刷方法等中形成的显影等潜像。

公开(公告)号：US4986450A

公开(公告)日：1991-01-22

申请号：US407935

申请日：1989-09-15

Applicant: Shinichiro Yasuda ,  Yasunori Inagaki

Inventor： Shinichiro Yasuda ,  Yasunori Inagaki

IPC: G03G15/08

CPC classification number: G03G15/0868 ,  G03G2215/0665 ,  G03G2215/0675 ,  G03G2215/0685 ,  Y10S222/01

Abstract: A toner cartridge comprises a cylindrical cartridge body having a toner discharge port formed in a part of a peripheral surface thereof along its longitudinal direction, a pivot shaft disposed at the axis of the body, and a toner pressure feeding member joined to the pivot shaft through a plurality of connecting rods and adapted to discharge toner contained in the body from the toner discharge port. The toner pressure feeding member is disposed in parallel with the pivot shaft. Connecting rods, which are not locate in a position corresponding to the toner discharge port, are diagonally disposed with respect to the pivot shaft with an end of each of the group of connecting rods joined with the pivot shaft situated at the side where they attach toner discharge port. The group of connecting rods are provided at the side of the to with a toner guiding portion. Thos connecting rods opposite the toner discharge port are perpendicular to the pivot shaft.

公开(公告)号：US08614042B2

公开(公告)日：2013-12-24

申请号：US13258248

申请日：2010-04-23

Applicant: Norihiro Fukuri ,  Takashi Kubo ,  Yasunori Inagaki

Inventor： Norihiro Fukuri ,  Takashi Kubo ,  Yasunori Inagaki

IPC: G03G9/087 ,  C09D135/02

CPC classification number: C08G63/52 ,  G03G9/0804 ,  G03G9/0806 ,  G03G9/08755 ,  G03G9/08795 ,  G03G9/08797

Abstract: A polyester resin for a toner, obtained by polycondensing a carboxylic acid component and an alcohol component, wherein the carboxylic acid component and/or the alcohol component contains an aromatic compound represented by the formula (Ia): wherein R1a is a hydrogen atom, a hydroxyl group, or a methoxy group; and Xa is a hydrogen atom, an aldehyde group, an allyl group, a vinyl group, a methoxy group, or a hydroxyl group or carboxyl group which may have a linking group. The toner for electrophotography containing a polyester resin for a toner of the present invention is suitably used for a resin binder of a toner used in developing and the like of latent images formed in electrophotography, electrostatic recording method, electrostatic printing method or the like.

Abstract translation: 通过使羧酸成分和醇成分缩聚得到的调色剂用聚酯树脂，其中，所述羧酸成分和/或醇成分含有式（Ia）表示的芳香族化合物：式中，R 1a为氢原子， 羟基或甲氧基; Xa是可以具有连接基的氢原子，醛基，烯丙基，乙烯基，甲氧基或羟基或羧基。 用于本发明的调色剂用聚酯树脂的电子照相用调色剂适用于在电子照相，静电记录方法，静电印刷法等形成的潜像的显影等中使用的调色剂用树脂粘合剂。

公开(公告)号：US08236470B2

公开(公告)日：2012-08-07

申请号：US12094737

申请日：2006-11-28

Applicant: Yoshihiro Ueno ,  Takashi Kubo ,  Yasunori Inagaki ,  Yoshitomo Kimura

Inventor： Yoshihiro Ueno ,  Takashi Kubo ,  Yasunori Inagaki ,  Yoshitomo Kimura

IPC: G03G9/087

CPC classification number: G03G9/08755 ,  G03G9/08795 ,  G03G9/08797

Abstract: A toner containing a resin binder and a colorant, wherein the resin binder contains a polyester (A) having a softening point Tm(A) of from 100° to 160° C., and a polyester (B) having a softening point Tm(B) of from 80° to 120° C., the softening point of which is lower than that of the polyester (A) by 5° C. or more, each polyester obtained by polycondensing an alcohol component and a carboxylic acid component, wherein the polyester (A) and/or (B) is a polyester obtained by polycondensing an alcohol component consisting essentially of an aliphatic alcohol, wherein the alcohol component contains a dihydric alcohol component containing 1,2-propanediol in an amount of 65% by mol or more, and a carboxylic acid component. The toner of the present invention is usable in the development or the like of a latent image formed in electrophotography, electrostatic recording method, electrostatic printing method, or the like.

Abstract translation: 含有树脂粘合剂和着色剂的调色剂，其中树脂粘合剂含有软化点Tm（A）为100〜160℃的聚酯（A）和软化点Tm（B）的聚酯（B） B）为80℃〜120℃，软化点比聚酯（A）的软化点低5℃以上，通过使醇成分和羧酸成分缩聚得到的各聚酯，其中， 聚酯（A）和/或（B）是通过将基本上由脂肪醇组成的醇组分缩聚得到的聚酯，其中醇组分含有含有65摩尔％的1,2-丙二醇的二元醇组分 以上，和羧酸成分。 本发明的调色剂可用于在电子照相，静电记录方法，静电印刷方法等中形成的潜像的显影等中。