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. 15, 2006
Filed:
Jul. 26, 2000
Yoriaki Matsuzaki, Chiba, JP;
Tadashi Okuma, Chiba, JP;
Ryu Oi, Kanagawa, JP;
Osamu Kohgo, Kanagawa, JP;
Yoriaki Matsuzaki, Chiba, JP;
Tadashi Okuma, Chiba, JP;
Ryu Oi, Kanagawa, JP;
Osamu Kohgo, Kanagawa, JP;
Mitsui Chemicals, Inc., Tokyo, JP;
Abstract
Aqueous ink for ink-jet recording which contains at least a water-insoluble coloring matter, water and a resin as main components and which takes the form of an emulsion, in which the coloring matter is at least one yellow hue coloring matter selected from the group consisting of a quinophthalone compound represented by the formula (1); and a pyridone azo compound represented by the formula (2); The ink is ink for ink-jet recording having excellent light resistance and storage stability, and enables formation of a high quality image without blotting, and obtained recording image is excellent in water resistance as ink for ink-jet recording.