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:
Feb. 11, 2020
Filed:
Dec. 27, 2016
Samsung Display Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Wonsuk Han, Yongin-si, KR;
Dongchan Kim, Yongin-si, KR;
Wonjong Kim, Yongin-si, KR;
Eungdo Kim, Yongin-si, KR;
Dongkyu Seo, Yongin-si, KR;
Jihye Lee, Yongin-si, KR;
Dahea Im, Yongin-si, KR;
Sanghoon Yim, Yongin-si, KR;
Yoonhyeung Cho, Yongin-si, KR;
SAMSUNG DISPLAY CO., LTD., Yongin-si, Gyeonggi-Do, KR;
Abstract
An organic light-emitting device includes a first electrode, a second electrode facing the first electrode, and an emission layer disposed between the first electrode and the second electrode. An electron transport region is between the second electrode and the emission layer. The electron transport region includes an electron injection layer including a first component including at least one halide of an alkali metal (Group I), a second component including at least one organometallic compound, and a third component including at least one of a lanthanide metal or an alkaline earth metal (Group II).