Invention Grant
- Patent Title: Coloring composition, film, color filter, solid-state imaging element, and image display device
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Application No.: US16812611Application Date: 2020-03-09
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Publication No.: US11746239B2Publication Date: 2023-09-05
- Inventor: Shoichi Nakamura , Kazuya Ota , Haruki Inabe
- Applicant: FUJIFILM Corporation
- Applicant Address: JP Tokyo
- Assignee: FUJIFILM Corporation
- Current Assignee: FUJIFILM Corporation
- Current Assignee Address: JP Tokyo
- Agency: Sughrue Mion, PLLC
- Priority: JP 17203734 2017.10.20
- Main IPC: C09B56/02
- IPC: C09B56/02 ; C09B44/10 ; G02B5/22
Abstract:
A coloring composition includes a metal azo pigment, a compound having an ethylenically unsaturated bonding group, and a solvent, the metal azo pigment includes at least one kind of an anion selected from an azo compound represented by Formula (I) or an azo compound having a tautomeric structure of the azo compound represented by Formula (I), two or more kinds of metal ions, and a melamine compound, and in Formula (I), R1 and R2 each independently represent OH or NR5R6, R3 and R4 each independently represent ═O or ═NR7, and R5 to R7 each independently represent a hydrogen atom or an alkyl group.
Public/Granted literature
- US20200207990A1 COLORING COMPOSITION, FILM, COLOR FILTER, SOLID-STATE IMAGING ELEMENT, AND IMAGE DISPLAY DEVICE Public/Granted day:2020-07-02
Information query
