公开(公告)号：US20160322581A1

公开(公告)日：2016-11-03

申请号：US15143452

申请日：2016-04-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jinsoo Hwang ,  Seokgyu Yoon ,  Hyein Jeong

IPC: H01L51/00

CPC classification number: H01L51/0061 ,  C09B1/00 ,  C09B57/00 ,  C09B57/008 ,  C09B57/10 ,  C09K11/06 ,  H01L51/0052 ,  H01L51/0054 ,  H01L51/0056 ,  H01L51/0058 ,  H01L51/006 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0085 ,  H01L51/5024 ,  H01L51/506 ,  H01L51/5064 ,  H01L51/5206 ,  H01L51/5221 ,  H01L2251/308

Abstract: According to one or more embodiments, an organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; an emission layer between the first electrode and the second electrode; and a hole transport region between the first electrode and the emission layer. The hole transport region includes a first compound represented by Formula 1A and a second compound represented by Formula 1B: