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.:

US 9321929 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 26, 2016

Filed:

Aug. 12, 2013
Applicant:

Seiko Epson Corporation, Tokyo, JP;

Inventors:

Nagatoshi Kasahara, Matsumoto, JP;

Miharu Kanaya, Azumino, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 11/00 (2014.01); C09D 11/30 (2014.01); C09D 11/322 (2014.01); C09D 11/326 (2014.01);
U.S. Cl.
CPC ...
C09D 11/30 (2013.01); C09D 11/322 (2013.01); C09D 11/326 (2013.01);
Abstract

Disclosed is an ink composition for ink jet recording that can realize excellent printing quality on various recording media, has a high level of color developing properties particularly on plain paper, and can realize excellent gloss for glossy paper and, at the same time, is excellent in ink reliability such as ejection stability, storage stability, and recovery from clogging. The ink composition includes at least a magenta solid solution pigment, a polymer, which can render the pigment dispersible in the ink composition, and water. The polymer is produced by copolymerizing a monomer composition including at least a styrene macromer (A) and a salt forming group-containing monomer (B).


Find Patent Forward Citations

Kasahara, Nagatoshi. (2016). Ink composition containing magenta solid solution pigment and ink jet recording method using the same (U.S. Patent No. 9321929). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9321929

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