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:
Jan. 31, 2017
Filed:
Feb. 18, 2015
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Tomoyuki Okuyama, Chino, JP;
Assignee:
Seiko Epson Corporation, , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09D 175/04 (2006.01); C09D 11/40 (2014.01); C09D 11/324 (2014.01); C09D 11/38 (2014.01);
U.S. Cl.
CPC ...
C09D 175/04 (2013.01); C09D 11/324 (2013.01); C09D 11/38 (2013.01); C09D 11/40 (2013.01);
Abstract
Disclosed herein is an ink composition, including: a pigment; acetylenediol having an HLB of less than 4; and an anionic surfactant, in which the mass ratio of the acetylene diol to the anionic surfactant is 0.30 to 4.0.