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:
May. 20, 2025
Filed:
Dec. 09, 2021
Canon Kabushiki Kaisha, Tokyo, JP;
Kenta Kamikura, Kanagawa, JP;
Kozue Uratani, Shizuoka, JP;
Kosuke Fukudome, Tokyo, JP;
Tetsuya Kinumatsu, Shizuoka, JP;
Takuya Mizuguchi, Shizuoka, JP;
Yuta Komiya, Kanagawa, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
The present disclosure provides a toner that achieves both high image gloss and high image loadability. The toner includes a toner particle that includes: a styrene-acrylic resin having a unit represented by the formula (1); and an ester compound A, wherein the ester compound A is an ester compound represented by the formula (2) or the formula (3): and an absolute value of a difference between SPb (J/cm)that is an SP value of the styrene-acrylic resin and SPw1 (J/cm)that is an SP value of the ester compound A is 1.00 or larger and 2.00 or smaller.