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:
Mar. 19, 2019
Filed:
Mar. 13, 2017
Canon Kabushiki Kaisha, Tokyo, JP;
Takeshi Ohtsu, Toride, JP;
Kentaro Kamae, Kashiwa, JP;
Ryuichiro Matsuo, Moriya, JP;
Yosuke Iwasaki, Abiko, JP;
Wakiko Katsumata, Kashiwa, JP;
Kenta Mitsuiki, Toride, JP;
Masaharu Miura, Toride, JP;
Koh Ishigami, Abiko, JP;
Yuichi Mizo, Toride, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
A toner is provided, which is obtained by heat treating a toner particle containing a crystalline polyester resin, an amorphous polyester resin, a hydrocarbon wax and a wax dispersant, wherein the crystalline polyester resin is a hybrid resin having crystalline polyester segments and amorphous vinyl segments, and a mass ratio of crystalline polyester segments and amorphous vinyl segments in the crystalline polyester resin (crystalline segments/amorphous segments) is 70/30 to 98/2.