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:
Apr. 14, 2015
Filed:
Nov. 04, 2013
Seiko Epson Corporation, Tokyo, JP;
Tomohiro Aruga, Matsumoto, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
An ink jet recording ink according to this invention is an ink jet recording ink to be contained in an ink containing vessel, in which the ink containing vessel has an ink containing chamber containing the ink and an air introduction flow path which introduces air into the ink containing chamber through the ink contained in the ink containing chamber, the ink contains a self-dispersion pigment, resin particles having a glass transition temperature of 10° C. or lower, and wax particles whose specific gravity is smaller than the specific gravity of a main solvent, and a ratio (R1/R2) of the volume average particle size (R1) of the resin particles and the volume average particle size (R2) of the wax particles is 1.0 or lower.