Title:
ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE USING SAME
Document Type and Number:
WIPO Patent Application WO/2020/115933
Kind Code:
A1
Abstract:
This organic electroluminescent element comprises: a negative electrode, a positive electrode, and an organic layer disposed between the negative electrode and the positive electrode. The organic layer comprises a light-emitting layer and a first layer. The first layer is disposed between the negative electrode and the light-emitting layer. The light-emitting layer contains a compound represented by formula (A1) and the first layer contains a compound represented by formula (B1).
Inventors:
NAKANO YUKI (JP)
TASAKI SATOMI (JP)
NISHIMURA KAZUKI (JP)
KATO TOMOKI (JP)
TASAKI SATOMI (JP)
NISHIMURA KAZUKI (JP)
KATO TOMOKI (JP)
Application Number:
PCT/JP2019/023610
Publication Date:
June 11, 2020
Filing Date:
June 14, 2019
Export Citation:
Assignee:
IDEMITSU KOSAN CO (JP)
International Classes:
H01L51/50; C09K11/06
Domestic Patent References:
| WO2019111971A1 | 2019-06-13 | |||
| WO2013077344A1 | 2013-05-30 | |||
| WO2017074052A1 | 2017-05-04 |
Foreign References:
| JP2013523847A | 2013-06-17 | |||
| KR20130106255A | 2013-09-27 | |||
| JP2017141167A | 2017-08-17 |
Other References:
NIEBEL, CLAUDE ET AL.: "Dibenzo[2,3:5,6]pyrrolizino[1,7-bc]indolo [1,2,3- lm]carbazole: a new electron donor", NEW JOURNAL OF CHEMISTRY, vol. 34, 2010, pages 1243 - 1246
Attorney, Agent or Firm:
HEIWA INTERNATIONAL PATENT OFFICE (JP)
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