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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 12325802 B1

PDFFull Text
Date of Patent:
Jun. 10, 2025

Filed:

Dec. 16, 2019

Water-based inkjet yellow ink, ink set, and method for producing printed matter

Applicants:

Artience Co., Ltd., Tokyo, JP;

Toyocolor Co., Ltd.;

Inventors:

Atsushi Yoda, Tokyo, JP;

Kazuhiro Jonai, Tokyo, JP;

Norio Suzuki, Tokyo, JP;

Assignees:

artience Co., Ltd., Tokyo, JP;

TOYOCOLOR CO., LTD, Tokyo, JP;

Attorney:

Sughrue Mion, PLLC

Primary Examiner:

Ruiyun Zhang

Int. Cl.
CPC ...
C09D 11/40 (2014.01); C09B 29/20 (2006.01); C09B 57/04 (2006.01); C09D 11/033 (2014.01); C09D 11/037 (2014.01); C09D 11/107 (2014.01); C09D 11/322 (2014.01); B41M 5/00 (2006.01);
U.S. Cl.
CPC ...
C09D 11/40 (2013.01); C09B 29/20 (2013.01); C09B 57/04 (2013.01); C09D 11/033 (2013.01); C09D 11/037 (2013.01); C09D 11/107 (2013.01); C09D 11/322 (2013.01); B41M 5/0023 (2013.01);
Abstract

One embodiment relates to a water-based inkjet yellow ink containing a yellow pigment (A) having a specific partial structure, an organic solvent, a basic organic compound, and water, wherein an amount of the yellow pigment (A) is 1 to 10% by mass of a total mass of the water-based inkjet yellow ink, the basic organic compound contains 0.1 to 1.25% by mass of a basic organic compound (B) having a pKa value of 9.5 or less at 25° C. of the total mass of the water-based inkjet yellow ink, and an amount of an organic solvent having a boiling point of 240° C. or higher under 1 atmosphere is 5% by mass or less of the total mass of the water-based inkjet yellow ink.

Find Patent Forward Citations

Yoda, Atsushi. (2025). Water-based inkjet yellow ink, ink set, and method for producing printed matter (U.S. Patent No. 12325802). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12325802

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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