公开(公告)号：US20190006608A1

公开(公告)日：2019-01-03

申请号：US16023394

申请日：2018-06-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hyun KOO ,  Seungyeon KWAK ,  Sangdong KIM ,  Sungjun KIM ,  Jiwhan KIM ,  Sunghun LEE ,  Jungin LEE ,  Seokhwan HONG ,  Kyuyoung HWANG

IPC: H01L51/50 ,  C07F15/00 ,  C09K11/06 ,  H01L51/00

Abstract: An organic light-emitting device including a first electrode, a second electrode facing the first electrode, and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer includes an emission layer and an intermediate layer disposed between the first electrode and the emission layer, wherein the intermediate layer directly contacts the emission layer, and wherein the intermediate layer includes a first hole transport material, wherein the emission layer includes a host and a dopant, wherein the dopant is an organometallic compound, provided that the dopant does not comprise iridium, and wherein the organic light-emitting device satisfies certain parameters described in the specification.