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:
Jul. 12, 2022
Filed:
Jun. 16, 2020
Canon Kabushiki Kaisha, Tokyo, JP;
Yuya Chimoto, Funabashi, JP;
Kouichirou Ochi, Chiba, JP;
Tomoyo Miyakai, Tokyo, JP;
Takashi Hirasa, Moriya, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
A toner has a toner particle containing a resin having an acid group, an aluminum pigment, and a fatty acid metal salt, wherein an acid value of the resin having an acid group is in a range of from 5 mg KOH/g to 25 mg KOH/g, and an amount of the resin having the acid group is 50% by mass or more; an amount of the aluminum pigment is in a range of from 10% by mass to 40% by mass; the fatty acid metal salt is represented by formula (R—COO)M(OH); and an amount thereof is in a range of from 1 part by mass to 10 parts by mass based on 100 parts by mass of the aluminum pigment.