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. 13, 2013
Filed:
Mar. 24, 2011
Ryoutarou Morita, Tokyo, JP;
Noriko Kajiura, Tokyo, JP;
Ryoutarou Morita, Tokyo, JP;
Noriko Kajiura, Tokyo, JP;
Nippon Kayaku Kabushiki Kaisha, Tokyo, JP;
Abstract
A water-soluble azo compound represented by formula (1) or a salt thereof, and an ink composition containing the compound or salt. The ink composition has a chroma saturation and hue suitable for inkjet recording, and enables a material recorded therewith to have high fastness in various fields, in particular high ozone gas resistance, while enabling an image recorded therewith to have excellent storage stability and the like. In formula (1), Q represents a halogen atom; x represents an integer of 2 to 4; and the group A represents an amino group represented by the following formula (101). In formula (101), y represents an integer of 1 to 3.