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. 25, 2020
Filed:
Jul. 05, 2016
Duk San Neolux Co., Ltd., Cheonan-si, Chungcheongnam-do, KR;
Samsung Display Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Bumsung Lee, Hwaseong-si, KR;
Sun-Hee Lee, Hwaseong-si, KR;
Soung Yun Mun, Cheonan-si, KR;
Junghwan Park, Hwaseong-si, KR;
Daesung Kim, Yongin-si, KR;
Jung Cheol Park, Suwon-si, KR;
Jung Wook Lee, Gunsan-si, KR;
Mikyung Kim, Yongin-si, KR;
Kwanhee Lee, Yongin-si, KR;
DUK SAN NEOLUX CO., LTD., Cheonan-si, Chungcheon, KR;
SAMSUNG DISPLAY CO., LTD., Yongin-si, Gyeonggi-do, KR;
Abstract
The present invention provides an organic electric element in which a first electrode, a second electrode, and an organic material layer are sequentially stacked, wherein the organic material layer comprises a hole transport layer, an emission-auxiliary layer and a light emitting layer, at least one of the hole transport layer and the emission-auxiliary layer comprises the compound represented by Formula 1, and the light emitting layer comprises the compound represented by Formula 2. According to the present invention, the driving voltage of an organic electronic device can be lowered, and the luminous efficiency, color purity and life time of an organic electronic device can be improved.