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.:
Date of Patent:
Aug. 27, 2024
Filed:
Oct. 31, 2019
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Mun Kyu Joo, Daejeon, KR;
Yeon Keun Lee, Daejeon, KR;
Junhaeng Lee, Daejeon, KR;
Deok Hwan Kim, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Primary Examiner:
Int. Cl.
CPC ...
C08K 5/56 (2006.01); C07F 1/08 (2006.01); C07F 15/04 (2006.01); C08K 5/3492 (2006.01); G02B 5/22 (2006.01);
U.S. Cl.
CPC ...
C08K 5/56 (2013.01); C07F 1/08 (2013.01); C07F 15/045 (2013.01); C08K 5/3492 (2013.01); G02B 5/223 (2013.01);
Abstract
A blue light cut film including a diazaporphyrin-based compound of Chemical Formula 1, having absorption in a 380 nm to 450 nm range, and having a main absorption peak in a 560 nm to 600 nm range, wherein the main absorption peak has a full width at half the peak maximum of 30 nm or less.