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. 09, 2017
Filed:
Aug. 20, 2014
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);
U.S. Cl.
CPC ...
H01L 51/0072 (2013.01); H01L 51/0059 (2013.01); H01L 51/0074 (2013.01); H01L 51/5016 (2013.01);
Abstract
A compound having the structure of Formula 1, as well as, a first device and a formulation including the same are disclosed. In the structure of Formula 1: and or (b) Ris In addition, R, R, R, R, A, A, A, A, A, A, A, A, A, A, B, B, B, B, B, B, B, B, B, B, Y, Y, Y, Y, Y, Y, Y, Y, Z, Z, Z, Z, Z, Z, Z, and Z, are each independently selected from a variety of substituents, where adjacent A, B, Y, and Z groups are, optionally, joined to form a fused ring structure. Finally, X includes an acceptor group selected from —CF, —SiF, —NCO, —NCS, —OCN, —SCN, —OCF, and —SCF.