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:
Feb. 25, 2020
Filed:
Aug. 29, 2016
Applicant:
Sanyo Color Works, Ltd., Hyogo, JP;
Inventors:
Kosuke Tange, Himeji, JP;
Toshiaki Makino, Himeji, JP;
Assignee:
SANYO COLOR WORKS, Ltd., Hyogo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 11/38 (2014.01); C09B 1/14 (2006.01); B41M 5/00 (2006.01); C09D 11/328 (2014.01);
U.S. Cl.
CPC ...
C09D 11/328 (2013.01); B41M 5/0023 (2013.01);
Abstract
An aqueous dye dispersion for an aqueous ink including a dye derivative as indicated at Formula (1) below; a water-insoluble dye; a dispersant; and water, makes it possible to provide an aqueous dye dispersion for aqueous ink, which reduces flocculation of particles within aqueous ink even when the aqueous ink is prepared, and has satisfactory dispersion stability during storage, thereby providing an aqueous ink having satisfactory dispersion stability during storage.