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:
Feb. 06, 2018
Filed:
Aug. 13, 2014
Azumi Miyaake, Kanagawa, JP;
Daisuke Asahina, Shizuoka, JP;
Toyoshi Sawada, Kanagawa, JP;
Hiroshi Yamashita, Shizuoka, JP;
Tsuyoshi Sugimoto, Shizuoka, JP;
Shinya Nakayama, Shizuoka, JP;
Susumu Chiba, Shizuoka, JP;
Satoyuki Sekiguchi, Shizuoka, JP;
Azumi Miyaake, Kanagawa, JP;
Daisuke Asahina, Shizuoka, JP;
Toyoshi Sawada, Kanagawa, JP;
Hiroshi Yamashita, Shizuoka, JP;
Tsuyoshi Sugimoto, Shizuoka, JP;
Shinya Nakayama, Shizuoka, JP;
Susumu Chiba, Shizuoka, JP;
Satoyuki Sekiguchi, Shizuoka, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
Provided is a resin for a toner, which is a copolymer including a crystalline segment, and having a maximum elastic stress value at 100° C. (ES100) of 1,000 Pa or less, and a maximum elastic stress value at 70° C. (ES70) of 1,000 Pa or greater when the temperature is lowered from 100° C. to 70° C., where the maximum elastic stress values are measured according to a large amplitude oscillatory shear procedure.