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:
Sep. 12, 2017
Filed:
Feb. 17, 2016
Seiko Epson Corporation, Tokyo, JP;
Makoto Nagase, Shiojiri, JP;
Kenichiro Kubota, Matsumoto, JP;
Jun Ito, Shimosuwa, JP;
Naoki Koike, Matsumoto, JP;
Seiko Epson Corporation, , JP;
Abstract
A solvent-based ink jet ink composition includes a coloring material; and a solvent; in which the composition includes, as the solvent, two or more types of solvent that are compounds represented by the following general formula (1), and R, R, and Rhave the same structure as one another and m are consecutive integers, in the solvent.RO—(RO)—R  (1)(in the formula, Ris a hydrogen atom or an alkyl group with 1 to 6 carbon atoms, Ris an alkylene group with 2 or 3 carbon atoms, and Ris a hydrogen atom, an acetyl group, or an alkyl group with 1 to 4 carbon atoms. However, both of Rand Rare not hydrogen atoms. m is an integer of 1 to 7).