Invention Grant
- Patent Title: Organic electroluminescence device and electronic apparatus equipped with the same
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Application No.: US17602268Application Date: 2020-04-08
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Publication No.: US12133462B2Publication Date: 2024-10-29
- Inventor: Hiroaki Itoi , Yuki Nakano , Satomi Tasaki , Taro Yamaki , Tetsuya Masuda
- Applicant: IDEMITSU KOSAN CO., LTD.
- Applicant Address: JP Tokyo
- Assignee: IDEMITSU KOSAN CO., LTD.
- Current Assignee: IDEMITSU KOSAN CO., LTD.
- Current Assignee Address: JP Tokyo
- Agency: Foley & Lardner LLP
- Priority: JP 19073770 2019.04.08
- International Application: PCT/JP2020/015880 2020.04.08
- International Announcement: WO2020/209309A 2020.10.15
- Date entered country: 2021-10-07
- Main IPC: H10K85/60
- IPC: H10K85/60 ; H10K50/11 ; H10K50/12 ; H10K101/10

Abstract:
An organic electroluminescence device including: a cathode, an anode, and an organic layer disposed between the cathode and the anode, wherein the organic layer comprises an emitting layer and a first layer, the first layer is disposed between the cathode and the emitting layer, the emitting layer comprises one or both of a compound represented by the following formula (1A) and a compound represented by the following formula (1B), and the first layer comprises a compound represented by the following formula (BE1):
Public/Granted literature
- US20220173334A1 ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APPARATUS EQUIPPED WITH THE SAME Public/Granted day:2022-06-02
Information query