Invention Application
- Patent Title: ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
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Application No.: US17774064Application Date: 2020-11-06
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Publication No.: US20230009458A1Publication Date: 2023-01-12
- Inventor: Satomi TASAKI , Kazuki NISHIMURA , Yuki NAKANO
- 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
- Priority: JP2019-203447 20191108
- International Application: PCT/JP2020/041600 WO 20201106
- Main IPC: H01L51/00
- IPC: H01L51/00

Abstract:
An organic electroluminescence device includes an anode, a cathode, an emitting layer between the anode and the cathode, a first electron transporting layer between the cathode and the emitting layer, and a second electron transporting layer between the cathode and the first electron transporting layer. The first electron transporting layer is directly adjacent to the emitting layer, the second electron transporting layer is directly adjacent to the first electron transporting layer, the emitting layer contains a first compound represented by Formula (1) below, the first compound has at least one group represented by Formula (11) below, the first electron transporting layer contains a second compound represented by Formula (2) below, and the second electron transporting layer contains a third compound represented by Formula (3) below.
Information query
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