公开(公告)号：US20220013737A1

公开(公告)日：2022-01-13

申请号：US17281665

申请日：2019-07-24

申请人： Samsung Display Co., Ltd.

发明人： Sun Woo KANG ,  Sang Ho JEON ,  Young Mi CHO

IPC分类号： H01L51/00 ,  C09K11/06

摘要： Provided is an organic light-emitting device including: an anode; a cathode facing the anode; and an organic layer arranged between the anode and the cathode and including an emission layer and an auxiliary layer, wherein the emission layer is in direct contact with the auxiliary layer, the emission layer includes a dopant, the auxiliary layer includes a first compound and a second compound, and the dopant, the first compound, and the second compound satisfy a certain equation.