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:
Mar. 05, 2024
Filed:
Mar. 19, 2021
Applicant:
Sfc Co., Ltd., Cheongju-si, KR;
Inventors:
Kyeong-hyeon Kim, Cheongju-si, KR;
Se-jin Lee, Cheongju-si, KR;
Yeong-tae Choi, Cheongju-si, KR;
Ji-yung Kim, Cheongju-si, KR;
Kyung-tae Kim, Cheongju-si, KR;
Myeong-jun Kim, Cheongju-si, KR;
Assignee:
SFC CO., LTD., Cheongju-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/00 (2006.01); C07F 5/02 (2006.01); C09K 11/06 (2006.01); H10K 85/60 (2023.01); H10K 50/11 (2023.01); H10K 50/15 (2023.01); H10K 50/16 (2023.01); H10K 50/17 (2023.01); H10K 50/18 (2023.01);
U.S. Cl.
CPC ...
H10K 85/636 (2023.02); C07F 5/027 (2013.01); C09K 11/06 (2013.01); H10K 85/615 (2023.02); C09K 2211/1007 (2013.01); C09K 2211/1018 (2013.01); H10K 50/11 (2023.02); H10K 50/15 (2023.02); H10K 50/16 (2023.02); H10K 50/17 (2023.02); H10K 50/171 (2023.02); H10K 50/18 (2023.02); H10K 85/6572 (2023.02); H10K 85/6574 (2023.02);
Abstract
Disclosed is a polycyclic aromatic compound that can be employed in an organic layer of an organic electroluminescent device. Also disclosed is a highly efficient organic electroluminescent device including the polycyclic aromatic compound. The use of the polycyclic aromatic compound significantly improves the luminous efficiency of the device.