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. 01, 2018
Filed:
Nov. 23, 2015
Applicant:
Samsung Display Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Inventors:
Masatsugu Ueno, Yokohama, JP;
Naoya Sakamoto, Yokohama, JP;
Assignee:
Samsung Display Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); H01L 51/00 (2006.01); C07F 7/08 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0094 (2013.01); C07F 7/0816 (2013.01); H01L 51/006 (2013.01); H01L 51/0061 (2013.01); H01L 51/5056 (2013.01); H01L 51/0058 (2013.01); H01L 51/0071 (2013.01); H01L 51/0072 (2013.01); H01L 51/0074 (2013.01); H01L 51/504 (2013.01); H01L 51/5004 (2013.01); H01L 51/5012 (2013.01); H01L 2251/552 (2013.01);
Abstract
Provided are a monoamine derivative represented by the following Formula 1, and an organic electroluminescent device including the same. When the monoamine derivative represented by Formula 1 is used as a hole transport or hole injection material in the device, the operating voltage may be lowered and the emission efficiency may be improved.