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:
Dec. 10, 2019
Filed:
May. 02, 2018
Canon Kabushiki Kaisha, Tokyo, JP;
Tsuneyoshi Tominaga, Suntou-gun, JP;
Akane Masumoto, Suntou-gun, JP;
Toshihiko Katakura, Kashiwa, JP;
Shiro Kuroki, Suntou-gun, JP;
Kenta Kamikura, Yokohama, JP;
Sara Yoshida, Mishima, JP;
Shinsuke Mochizuki, Yokohama, JP;
Tsutomu Shimano, Mishima, JP;
Kentaro Yamawaki, Mishima, JP;
Tomonori Matsunaga, Suntou-gun, JP;
Kunihiko Nakamura, Gotemba, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
Provided is a toner containing a colorant and a binder resin, wherein, in a wettability test of the toner with respect to a methanol/water mixed solvent, the methanol concentration when the transmittance of light at a wavelength of 780 nm is 50% is at least 5.0 volume % and not more than 30.0 volume %, and the interparticle force measured by rupturing a consolidation of the toner formed by compression of the toner with a load of 78.5 N is at least 1.0 nN and not more than 25.0 nN.