The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 13, 2019
Filed:
Apr. 09, 2018
Konica Minolta, Inc., Tokyo, JP;
Natsuki Ito, Hachioji, JP;
Noboru Ueda, Mitaka, JP;
Kouji Sugama, Musashino, JP;
Kenshi Miyajima, Hino, JP;
Yohei Ohno, Hino, JP;
Hidehito Haruki, Asaka, JP;
Keisuke Asano, Hachioji, JP;
KONICA MINOLTA, INC., Tokyo, JP;
Abstract
Provided is a color image forming process using colorant-containing toners of multiple colors containing colorants respectively having different resistances, wherein each of the colorant-containing toners contains an amorphous resin, a crystalline polyester resin, and a mold release agent, at least the crystalline polyester resin contained in the colorant-containing toner other than the colorant-containing toner containing a colorant having the lowest resistance contains a hybrid crystalline polyester resin formed by bonding a crystalline polyester polymerized segment and an amorphous polymerized segment, and the content of the amorphous polymerized segment in the hybrid crystalline polyester resin contained in the colorant-containing toner other than the colorant-containing toner containing a colorant having the lowest resistance is greater than the content of the amorphous polymerized segment in the crystalline polyester resin contained in the colorant-containing toner containing a colorant having the lowest resistance.