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:
Nov. 20, 2018
Filed:
Jul. 27, 2017
Canon Kabushiki Kaisha, Tokyo, JP;
Kentaro Kamae, Kashiwa, JP;
Ryuichiro Matsuo, Moriya, JP;
Yosuke Iwasaki, Abiko, JP;
Wakiko Katsumata, Kashiwa, JP;
Kenta Mitsuiki, Toride, JP;
Takeshi Ohtsu, Toride, JP;
Masaharu Miura, Toride, JP;
Koh Ishigami, Abiko, JP;
Yuichi Mizo, Toride, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
Provided is a toner including a toner particle containing an amorphous resin, a colorant, a release agent, and a crystalline resin, wherein, when ηrepresents the extensional viscosity of the toner at a Hencky strain at 90° C. of 0.01 and ηrepresents the extensional viscosity of the toner at a Hencky strain at 90° C. of 0.69, ηand ηsatisfy the relationships of the following formulas (1) and (2):3.0×10Pa≤η≤2.0×10Pa  formula (1)2.0≤[η/η].  formula (2)