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:
Mar. 24, 2026
Filed:
Jan. 11, 2024
Seiko Epson Corporation, Tokyo, JP;
Yuta Asakawa, Azumino, JP;
SEIKO EPSON CORPORATION, , JP;
Abstract
An ink jet ink composition according to an embodiment of the present disclosure is an aqueous ink jet ink composition containing a color material, a silicone-based surfactant, and a water-soluble low-molecular-weight organic compound, in which the ink jet ink composition is used for recording on a recording medium that is a low-absorptive recording medium or a non-absorptive recording medium, and the silicone-based surfactant has a cloud point of 30° C. or higher when mixed at a mass ratio of silicone-based surfactant:propylene glycol:water=1:9:90, and has a surface tension of 30 mN/m or less in each of a 0.1% by mass aqueous solution and a 0.1% by mass propylene glycol solution.