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:
Nov. 05, 2019
Filed:
May. 01, 2017
Applicant:
Universal Display Corporation, Ewing, NJ (US);
Inventors:
Assignee:
Universal Display Corporation, Ewing, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); H01L 51/00 (2006.01); C09K 11/02 (2006.01); C09K 11/06 (2006.01); C07F 5/02 (2006.01);
U.S. Cl.
CPC ...
H01L 51/008 (2013.01); C07F 5/02 (2013.01); C09K 11/025 (2013.01); C09K 11/06 (2013.01); C09K 2211/10 (2013.01); C09K 2211/18 (2013.01); H01L 51/0085 (2013.01); H01L 51/5016 (2013.01); H01L 51/5056 (2013.01); H01L 51/5072 (2013.01); H01L 51/5096 (2013.01);
Abstract
New organic materials having polyaromatic structure containing boron and high triplet energy are disclosed. The high triplet energy materials are useful as host materials in PHOLEDs and improve device quantum efficiency and stability.