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. 26, 2026
Filed:
Oct. 06, 2023
Canon Kabushiki Kaisha, Tokyo, JP;
Akira Kuriyama, Kanagawa, JP;
Yoshihide Aikawa, Kanagawa, JP;
Masanori Yoshida, Chiba, JP;
Kazuya Nushiro, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
Provided is an aqueous ink that can record an image achieving both of high abrasion resistance and high color developability. The aqueous ink is an aqueous ink for ink jet including: a coloring material; and a resin particle. A resin for forming the resin particle includes a unit having an aromatic group, a unit having a cyano group, a unit derived from a (meth)acrylic acid ester having a branched alkyl group and a unit represented by the following general formula (1). In the following general formula (1), 'n' represents the number of a repeating unit, Rrepresents an alkyl group and E represents the number of repeating units of an ethylene oxide group and satisfies E≥1.