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:
Apr. 25, 2023
Filed:
Jun. 12, 2018
Applicants:
Kwansei Gakuin Educational Foundation, Hyogo, JP;
Jnc Corporation, Tokyo, JP;
Inventors:
Assignees:
KWANSEI GAKUIN EDUCATIONAL FOUNDATION, Hyogo, JP;
SK MATERIALS JNC CO., LTD., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/00 (2006.01); C07F 5/02 (2006.01); C09K 11/06 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H01L 51/008 (2013.01); C07F 5/027 (2013.01); C09K 11/06 (2013.01); H01L 51/0052 (2013.01); H01L 51/0061 (2013.01); H01L 51/0069 (2013.01); C09K 2211/1018 (2013.01); H01L 51/5012 (2013.01); H01L 51/5072 (2013.01); H01L 51/5092 (2013.01);
Abstract
Provided is an organic electroluminescent element including a light emitting layer containing, as a dopant, at least two compounds selected from a compound group consisting of a polycyclic aromatic compound represented by the following general formula (1) and a multimer thereof: wherein the symbols are defined in the specification.