公开(公告)号：US20220173338A1

公开(公告)日：2022-06-02

申请号：US17443933

申请日：2021-07-28

Applicant: Samsung Display Co., Ltd.

Inventor： Soobyung KO ,  Junghoon HAN ,  Hyunjung LEE ,  Iljoon KANG ,  Dahye CHO

IPC: H01L51/00 ,  C09K11/06 ,  C07F15/00

Abstract: A light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an interlayer between the first electrode and the second electrode, the interlayer including an emission layer, wherein the light-emitting device includes an organometallic compound represented by Formula 1: wherein at least one of R11, R1 in a number of b1, R2 in a number of b2, R3 in a number of b3, or R4 in a number of b4 is a group represented by Formula 1A, and A1 is a group represented by Formula 1B.