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:
Oct. 11, 2022
Filed:
Aug. 11, 2020
Canon Kabushiki Kaisha, Tokyo, JP;
Yuhei Terui, Numazu, JP;
Yoshihiro Nakagawa, Numazu, JP;
Junya Asaoka, Mishima, JP;
Yuu Sasano, Susono, JP;
Koki Inoue, Numazu, JP;
Kenta Katayama, Kashiwa, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
Provided is a toner containing a toner particle comprising a binder resin and an organosilicon polymer, wherein the organosilicon polymer contains an organosilicon polymer particle, the organosilicon polymer particle has a structure represented by the following formula (1):R—SiO  (1)in formula (1), Ris a Calkyl group, and in cross-sectional observation of the toner particle by transmission electron microscopy, the organosilicon polymer particle is present in a region extending up to 80% of the distance A from the centroid out of the total distance A from the centroid of the toner particle cross-section to the contour of the cross-section, and the particle diameter of the organosilicon polymer particle is from 10 nm to 200 nm.