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:
Sep. 23, 2025

Filed:

Mar. 03, 2023
Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Hanna Lee, Daejeon, KR;

Soonhwa Jung, Daejeon, KR;

Chulsuk Hong, Daejeon, KR;

Assignee:

LG CHEM, LTD., Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 125/12 (2006.01); C08K 5/00 (2006.01); C09D 7/41 (2018.01); G02B 5/22 (2006.01); H04N 23/20 (2023.01);
U.S. Cl.
CPC ...
C09D 125/12 (2013.01); C09D 7/41 (2018.01); G02B 5/223 (2013.01); H04N 23/20 (2023.01); C08K 5/0041 (2013.01);
Abstract

The present disclosure relates to an optical film, a composition for forming coating layer, and an electronic device, which have excellent light absorption performance to near infrared ray at a wavelength of 750 nm or more and 1500 nm or less, and have excellent light resistance and moisture resistance, thereby capable of realizing excellent light absorption performance even when exposed to severe conditions.


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