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:
Feb. 14, 2023
Filed:
Dec. 27, 2018
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Jungha Lee, Daejeon, KR;
Tae Yoon Park, Daejeon, KR;
Seongmi Cho, Daejeon, KR;
Dong Hoon Lee, Daejeon, KR;
Min Woo Jung, Daejeon, KR;
Su Jin Han, Daejeon, KR;
Seoyeon Kim, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/00 (2006.01); C09K 11/06 (2006.01); H01L 51/50 (2006.01); H01L 51/56 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0067 (2013.01); C09K 11/06 (2013.01); H01L 51/0072 (2013.01); H01L 51/0073 (2013.01); H01L 51/0074 (2013.01); C09K 2211/1018 (2013.01); H01L 51/001 (2013.01); H01L 51/5016 (2013.01); H01L 51/56 (2013.01); H01L 2251/558 (2013.01);
Abstract
Provided is an organic light emitting device, comprising: an anode; a cathode disposed opposite to the anode; and one or more organic material layers disposed between the anode and cathode, the organic material layer including a light emitting layer that includes a compound of Chemical Formula 1 and a compound Chemical Formula 2: