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. 21, 2014
Filed:
Sep. 15, 2011
Water-based ink set for ink-jet recording, ink-jet recording method, and ink-jet recording apparatus
Applicants:
Mitsunori Maeda, Nagoya, JP;
Kazuma Goto, Nagoya, JP;
Inventors:
Mitsunori Maeda, Nagoya, JP;
Kazuma Goto, Nagoya, JP;
Assignee:
Brother Kogyo Kabushiki Kaisha, Nagoya-shi, Aichi-ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 11/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A water-based ink set for ink jet recording, includes: a water-based black ink which contains a black colorant, water, and a water-soluble organic solvent, the black colorant containing self-dispersible carbon black; and a water-based magenta ink which contains a magenta colorant, water, and a water-soluble organic solvent, the magenta colorant containing a dye represented by the general formula (1); wherein the water-soluble organic solvent includes a penetrant of which amount is 0.5% by weight to 3.5% by weight of the water-based magenta ink.