公开(公告)号：US20200028084A1

公开(公告)日：2020-01-23

申请号：US16515738

申请日：2019-07-18

Applicant: LG Display Co., Ltd. ,  Material Science Co., Ltd.

Inventor： Inbum SONG ,  Seunghee YOON ,  Sang-Hoon HONG ,  Hyun Bin KANG ,  Jaemin RYU

IPC: H01L51/00 ,  C07C211/61 ,  C09K11/06 ,  C07D307/91 ,  C07F5/02

Abstract: Disclosed is an organic electroluminescent device. More specifically, disclosed is an organic electroluminescent device comprising at least one organic layer comprising at least two dopant compounds therein. The electroluminescent device employs both of a boron-based dopant and a pyrene-based dopant to provide improved color characteristics, efficiency and lifespan.