Invention Application
- Patent Title: ORGANIC ELECTROLUMINESCENT DEVICE
-
Application No.: US17532294Application Date: 2021-11-22
-
Publication No.: US20220102633A1Publication Date: 2022-03-31
- Inventor: Kyoung-Jin PARK , Tae-Jin LEE , Jae-Hoon SHIM , Yoo Jin DOH , Hee-Choon AHN , Young-Kwang KIM , Doo-Hyeon MOON , Jeong-Eun YANG , Su-Hyun LEE , Chi-Sik KIM , Ji-Song JUN
- Applicant: ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
- Applicant Address: KR Chungcheongnam-do
- Assignee: ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
- Current Assignee: ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
- Current Assignee Address: KR Chungcheongnam-do
- Priority: KR10-2014-0092763 20140722
- Main IPC: H01L51/00
- IPC: H01L51/00 ; C09K11/06 ; H05B33/20 ; C07D209/86 ; C07D405/14 ; C07D409/14 ; C09K11/02
Abstract:
The present disclosure relates to an organic electroluminescent device. The organic electroluminescent device of the present disclosure shows high luminous efficiency and good lifespan by comprising a specific combination of the plural kinds of host compounds and a specific hole transport compound.
Public/Granted literature
- US11917907B2 Organic electroluminescent device Public/Granted day:2024-02-27
Information query
IPC分类:
