公开(公告)号：US10032994B2

公开(公告)日：2018-07-24

申请号：US15245148

申请日：2016-08-23

Applicant: Samsung Display Co., Ltd.

Inventor： Minkyung Kim ,  Taekyung Kim ,  Miehwa Park ,  Jaeyong Lee

IPC: H01L51/00 ,  C09K11/02 ,  C09K11/06 ,  H01L51/50 ,  H01L51/52

CPC classification number: H01L51/0071 ,  C09K11/025 ,  C09K11/06 ,  H01L51/0067 ,  H01L51/007 ,  H01L51/0072 ,  H01L51/0081 ,  H01L51/0085 ,  H01L51/5012 ,  H01L51/5016 ,  H01L51/5203 ,  H01L2051/0063 ,  H01L2251/5384

Abstract: An organic light-emitting device including a first electrode, a second electrode facing the first electrode, and an organic layer between the first electrode and the second electrode and including an emission layer, wherein the organic layer includes a first compound and a second compound; the first compound is represented by one selected from Formulae 1-1 to 1-4, and does not include a nitrogen-containing heterocyclic group that includes *═N—*′ as a ring-forming moiety, and the second compound is represented by Formula 2:

公开(公告)号：US20170125698A1

公开(公告)日：2017-05-04

申请号：US15235027

申请日：2016-08-11

Applicant: Samsung Display Co., Ltd.

Inventor： Taekyung Kim ,  Minkyung Kim ,  Miehwa Park ,  Jaeyong Lee

IPC: H01L51/00 ,  C09K11/02 ,  C09K11/06

CPC classification number: H01L51/0072 ,  C09K11/025 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1029 ,  C09K2211/185 ,  H01L51/0061 ,  H01L51/0071 ,  H01L51/0074 ,  H01L51/0085 ,  H01L51/5016 ,  H01L2251/5384

Abstract: An organic light-emitting device including a first electrode; a second electrode facing the first electrode; and an organic layer including an emission layer between the first electrode and the second electrode, the organic layer including a first compound and a second compound. The first compound may be represented by a structure similar to Formula 1-1, and the second compound may be represented by a structure similar to Formula 2-1, and may include 2 or more five-membered heterocycles.