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.

Date of Patent:
Aug. 11, 2026

Filed:

Feb. 13, 2024
Applicant:

Toppan Inc., Tokyo, JP;

Inventors:

Kai Futamata, Tokyo, JP;

Yoshiko Ishimaru, Tokyo, JP;

Takenori Goda, Tokyo, JP;

Shigeki Furukawa, Tokyo, JP;

Hanae Tagami, Tokyo, JP;

Assignee:

TOPPAN INC., Tokyo, JP;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08F 2/46 (2006.01); C08F 2/50 (2006.01); C08G 61/04 (2006.01); C09D 4/06 (2006.01); C09D 5/00 (2006.01); C09D 5/16 (2006.01); C09D 7/41 (2018.01); C09D 135/02 (2006.01); G02B 5/22 (2006.01);
U.S. Cl.
CPC ...
C09D 4/06 (2013.01); C09D 5/006 (2013.01); C09D 5/16 (2013.01); C09D 7/41 (2018.01); C09D 135/02 (2013.01); G02B 5/223 (2013.01);
Abstract

A composition for forming a colored layer includes a dye, an ionizing radiation-curable resin, a photoinitiator, and a solvent. The dye contains a first colorant and a second colorant, the first colorant has a wavelength of maximum absorption in a range of 470 nm to 530 nm, and an absorption spectrum with a full width at half maximum of 15 nm to 45 nm, the second colorant has a wavelength of maximum absorption in a range of 560 nm to 620 nm, and an absorption spectrum with a full width at half maximum of 15 nm to 55 nm, and the ionizing radiation-curable resin contains a resin having an amine structure.


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