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:
Aug. 26, 2025
Filed:
Oct. 13, 2023
Canon Kabushiki Kaisha, Tokyo, JP;
Minako Kawabe, Tokyo, JP;
Tomohiro Yamashita, Kanagawa, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
Provided is an aqueous ink for ink jet, which enables the recording of an image having satisfactory abrasion resistance and has satisfactory storage stability. The aqueous ink for ink jet includes: a wax; a dispersant for dispersing the wax; an ester compound; and a water-soluble organic solvent, wherein the wax is a wax represented by the following general formula (1), and the ester compound is an ester compound represented by the following general formula (2), wherein in the general formula (1), “n” represents an integer of 20 or more to 80 or less, and in the general formula (2), “a” and “b” each independently represent an integer of 1 or more, the integers satisfying 20≤a+b+1≤80, and “c” represents an integer of 10 or more to 40 or less.