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:
Jul. 03, 2018
Filed:
Nov. 12, 2014
Applicant:
E-ray Optoelectronics Techonology Co., Ltd., Chung-Li, TW;
Inventors:
Banumathy Balaganesan, Chung-Li, TW;
Heh-Lung Huang, Chung-Li, TW;
Cheng-Chung Yao, Chung-Li, TW;
Po-Wei Hsieh, Chung-Li, TW;
Hui-Hsu Chen, Chung-Li, TW;
Assignee:
E-RAY OPTOELECTRONICS TECHNOLOGY CO., LTD., Chung-Li, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/00 (2006.01); C07D 307/91 (2006.01); C07D 409/04 (2006.01); C07D 333/76 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0073 (2013.01); C07D 307/91 (2013.01); C07D 333/76 (2013.01); C07D 409/04 (2013.01); H01L 51/006 (2013.01); H01L 51/0059 (2013.01); H01L 51/0072 (2013.01); H01L 51/0074 (2013.01); H01L 51/0085 (2013.01); H01L 51/5016 (2013.01); H01L 2251/5384 (2013.01);
Abstract
The present invention discloses a novel heterocyclic compound of Formula (1) and an organic electroluminescent device using the same, in which variables are as described herein. The heterocyclic compound of Formula (1) is present in the emitting layer as a light emitting host in combination with a dopant and another host, in the organic electroluminescent device and high luminous efficiency and low driving voltage are achieved.