Invention Grant
- Patent Title: Organic electroluminescence device and electronic apparatus provided with the same
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Application No.: US17602273Application Date: 2020-04-08
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Publication No.: US12284916B2Publication Date: 2025-04-22
- 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: JP2019-073768 20190408
- International Application: PCT/JP2020/015850 WO 20200408
- International Announcement: WO2020/209299 WO 20201015
- Main IPC: H01L51/00
- IPC: H01L51/00 ; C07D307/77 ; C09K11/06 ; H10K85/60 ; H10K50/11 ; H10K101/10
Abstract:
An organic electroluminescence device comprising: 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 a compound represented by the following formula (1), and the first layer comprises a compound represented by the following formula (BE1):
Public/Granted literature
- US20220165964A1 ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APPARATUS PROVIDED WITH THE SAME Public/Granted day:2022-05-26
Information query
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