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:
Jan. 04, 2022
Filed:
Nov. 26, 2019
Applicant:
Ricoh Company, Ltd., Tokyo, JP;
Inventors:
Namie Suzuki, Shizuoka, JP;
Yoshitaka Yamauchi, Shizuoka, JP;
Assignee:
RICOH COMPANY, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/08 (2006.01); G03G 9/097 (2006.01); G03G 9/087 (2006.01); G03G 15/20 (2006.01);
U.S. Cl.
CPC ...
G03G 9/09775 (2013.01); G03G 9/0821 (2013.01); G03G 9/08755 (2013.01); G03G 9/08782 (2013.01); G03G 15/20 (2013.01);
Abstract
A toner is provided. The toner comprises a binder resin, a release agent, and a function imparting agent comprising a fatty acid amide having a melting point of from 110 to 160 degrees C. When the toner is heated by a differential scanning calorimeter, the toner exhibits no endothermic peak within a temperature range of ±20 degrees C. of a temperature at a highest endothermic peak derived from the fatty acid amide.