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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 11603458 B1

PDFFull Text
Date of Patent:
Mar. 14, 2023

Filed:

Aug. 26, 2021

Black resin composition, cured film, and black filter

Applicant:

Echem Solutions Corp., Taoyuan, TW;

Inventors:

Chin-Chen Huang, Taoyuan, TW;

Yu-Wen Chen, Taoyuan, TW;

Yu-Lun Li, Taoyuan, TW;

Chen-Wen Chiu, Taoyuan, TW;

Assignee:

eChem Solutions Corp., Taoyuan, TW;

Attorney:

JCIPRNET

Primary Examiner:

Bijan Ahvazi

Int. Cl.
CPC ...
C08L 35/02 (2006.01); C08J 5/18 (2006.01); G02B 1/04 (2006.01); G02B 5/00 (2006.01);
U.S. Cl.
CPC ...
C08L 35/02 (2013.01); C08J 5/18 (2013.01); G02B 1/04 (2013.01); G02B 5/003 (2013.01); C08J 2335/02 (2013.01); C08J 2435/02 (2013.01); C08L 2205/025 (2013.01); C09K 2323/035 (2020.08);
Abstract

A black resin composition, a cured film, and a black filter are provided. The black resin composition includes: a black coloring agent (A), an ethylenically-unsaturated monomer (B), a solvent (C), a resin (D), a photoinitiator (E), a UV absorber (F), and a surfactant (G). The resin (D) includes a first resin having a weight-average molecular weight of 2,000 to 20,000. The first resin includes a structural unit having a fluorene ring and two or more ethylenically-polymerizable groups. The UV absorber (F) includes a benzylidene-based derivative.

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Quick Actions:

Huang, Chin-Chen. (2023). Black resin composition, cured film, and black filter (U.S. Patent No. 11603458). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11603458

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