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:
Dec. 31, 2019
Filed:
Dec. 11, 2014
Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Han-Ill Lee, Suwon-si, KR;
Chang-Woo Kim, Suwon-si, KR;
Dong-Wan Ryu, Suwon-si, KR;
Young-Sung Park, Suwon-si, KR;
Chang-Ju Shin, Suwon-si, KR;
Eun-Sun Yu, Suwon-si, KR;
Sung-Hyun Jung, Suwon-si, KR;
Su-Jin Han, Suwon-si, KR;
Samsung SDI Co., Ltd., Yongin-Si, Gyeonggi-do, KR;
Abstract
The present invention relates to an organic photoelectronic device and a display device comprising the organic photoelectronic device, the organic photoelectronic device comprising: an anode; a cathode facing the anode; a light-emitting layer interposed between the anode and cathode; a hole transport layer interposed between the anode and the light-emitting layer; and an auxiliary hole transport layer interposed between the hole transport layer and the light-emitting layer, wherein the hole transport layer comprises a compound represented by Chemical formula I, and the auxiliary hole transport layer comprises a compound represented by Chemical formula II. Chemical formulas I and II are the same as set forth in the description.