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:
Feb. 13, 2018
Filed:
Nov. 21, 2016
Seiko Epson Corporation, Tokyo, JP;
Jun Ito, Shimosuwa, JP;
Kenichiro Kubota, Matsumoto, JP;
Naoki Koike, Matsumoto, JP;
Keiji Iida, Chikuhoku, JP;
Seiko Epson Corporation, , JP;
Abstract
An ink jet recording method including causing ink to adhere to a recording medium by ejecting an ink composition using a print head provided with a nozzle, a pressure chamber, and a connection portion which connects the pressure chamber and the nozzle to each other at a length of 500 μm or more, in which the ink composition includes a coloring material and a solvent represented by General Formula (1) below at 30 mass % or more with respect to a total mass of the ink composition,RO—(RO)—R  (1)(in General Formula (1), Rand Reach independently represent a hydrogen or an alkyl group with 1 to 5 carbon atoms and at least one of Rand Ris an alkyl group with 1 to 5 carbon atoms, Rrepresents an alkylene group with 2 to 4 carbon atoms, and n represents an integer of 1 to 6).