Invention Grant
- Patent Title: Plurality of light-emitting materials and organic electroluminescent device comprising the same
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Application No.: US17287953Application Date: 2019-10-25
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Publication No.: US12114561B2Publication Date: 2024-10-08
- Inventor: Chi-Sik Kim , Soo-Yong Lee , Seung-Hoon Yoo , Dong-Hyung Lee , Tae-Jin Lee
- 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
- Agent G. Creston Campbell
- Priority: KR 20180129372 2018.10.26 KR 20190132811 2019.10.24
- International Application: PCT/KR2019/014106 2019.10.25
- International Announcement: WO2020/085829A 2020.04.30
- Date entered country: 2021-04-22
- Main IPC: H10K85/60
- IPC: H10K85/60 ; H10K50/15
Abstract:
The present disclosure relates to a plurality of light-emitting materials comprising at least one of first compounds and at least one of second compounds, wherein the first compound is represented by formula 1, and the second compound is represented by formula 2, and an organic electroluminescent device having improved lifetime properties can be provided by comprising the plurality of light-emitting materials.
Public/Granted literature
- US20220006019A1 A PLURALITY OF LIGHT-EMITTING MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME Public/Granted day:2022-01-06
Information query
