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:
May. 17, 2022
Filed:
Nov. 07, 2019
Applicant:
Samsung Display Co., Ltd., Yongin-Si, KR;
Inventors:
Seulong Kim, Cheonan-si, KR;
Pilgu Kang, Bucheon-si, KR;
Jiyoung Kwon, Uijeongbu-si, KR;
Taekyung Kim, Yongin-si, KR;
Soon-Chul Chang, Seoul, KR;
Assignee:
SAMSUNG DISPLAY CO., LTD., Yongin-Si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); H01L 51/00 (2006.01); C07C 15/28 (2006.01); C07D 213/06 (2006.01); C09K 11/06 (2006.01); H01L 27/32 (2006.01); H01L 51/52 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0052 (2013.01); C07C 15/28 (2013.01); C07D 213/06 (2013.01); C09K 11/06 (2013.01); H01L 51/0058 (2013.01); H01L 51/0067 (2013.01); C07C 2603/24 (2017.05); C09K 2211/1007 (2013.01); C09K 2211/1011 (2013.01); C09K 2211/1018 (2013.01); H01L 27/322 (2013.01); H01L 51/5004 (2013.01); H01L 51/5016 (2013.01); H01L 51/5044 (2013.01); H01L 51/5072 (2013.01); H01L 51/5096 (2013.01); H01L 51/5268 (2013.01); H01L 2251/5369 (2013.01); H01L 2251/552 (2013.01);
Abstract
Provided are an organic electroluminescence device and a display device including the same. The organic electroluminescence device includes a polycyclic compound represented by Formula 1 in a hole blocking layer and at least one of a first light emitting layer and an electron transport layer, wherein each of Yto Yand Yto Yis independently CH or N, at least four of Yto Yare CH, at least four of Yto Yare CH, and R, R, and Rare as disclosed in the description.