Invention Grant
- Patent Title: Plurality of host materials and organic electroluminescent device comprising the same
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Application No.: US16908973Application Date: 2020-06-23
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Publication No.: US11793075B2Publication Date: 2023-10-17
- Inventor: Bitnari Kim , Su-Hyun Lee , Doo-Hyeon Moon , So-Young Jung , Du-Yong Park , Hae-Yeon Kim , Sang-Hee Cho , Jin-Ri Hong
- 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
- Agent G. Creston Campbell
- Priority: KR 20190082067 2019.07.08 KR 20200003574 2020.01.10 KR 20200066488 2020.06.02
- Main IPC: H10K85/60
- IPC: H10K85/60

Abstract:
The present disclosure relates to a plurality of host materials and an organic electroluminescent device comprising the same. By comprising the host materials according to the present disclosure, an organic electroluminescent device having a high power efficiency and/or long lifespan can be provided.
Public/Granted literature
- US20210013427A1 PLURALITY OF HOST MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME Public/Granted day:2021-01-14
Information query