公开(公告)号：US11355711B2

公开(公告)日：2022-06-07

申请号：US16234306

申请日：2018-12-27

Applicant: Samsung Display Co., Ltd.

Inventor： Jaeyong Lee ,  Gina Yoo ,  Sunjin Joo

IPC: C07D213/16 ,  C07D239/26 ,  C07D251/24 ,  C07D401/14 ,  H01L51/00 ,  H01L51/50 ,  H01L51/52 ,  H01L27/32 ,  H01L51/56

Abstract: An organic light-emitting device includes: 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. The emission layer includes at least one doping layer and at least one non-doping layer. The doping layer comprises a first host, a second host, and a dopant.