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:
Dec. 06, 2016
Filed:
Jan. 23, 2015
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Atsushi Denda, Chino, JP;
Masaru Terada, Suwa, JP;
Hiroshi Takiguchi, Matsumoto, JP;
Tomohiro Ogawa, Shiojiri, JP;
Naoyuki Toyoda, Suwa, JP;
Assignee:
Seiko Epson Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 11/322 (2014.01); C09C 1/64 (2006.01);
U.S. Cl.
CPC ...
C09C 1/644 (2013.01); C09D 11/322 (2013.01); C01P 2004/20 (2013.01); C01P 2006/40 (2013.01); C01P 2006/90 (2013.01);
Abstract
Disclosed herein is a base metal pigment, which is used for an aqueous ink composition containing water as a part of a solvent, in which the base metal pigment is surface-treated with a fluorine-based compound, and has a zeta potential of greater than or equal to −50 mV and less than or equal to −15 mV, as measured by an ultrasonic zeta potential measurement device, in a pH range of greater than or equal to 5 and less than or equal to 10.