Title:
ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC EQUIPMENT USING SAME
Document Type and Number:
WIPO Patent Application WO/2019/240251
Kind Code:
A1
Abstract:
This organic electroluminescent element contains a negative electrode, a positive electrode, and an organic layer disposed between the negative electrode and the positive electrode, wherein: the organic layer contains a light-emitting layer and a first layer; the first layer is disposed between the positive electrode and the light-emitting layer and is directly adjacent to 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) or formula (C1).
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/JP2019/023611
Publication Date:
December 19, 2019
Filing Date:
June 14, 2019
Export Citation:
Assignee:
IDEMITSU KOSAN CO (JP)
International Classes:
H01L51/50; C09K11/06; G09F9/30
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 , 3-1 m] carbazole : a new electron donor", NEW JOURNAL OF CHEMISTRY, vol. 34, 2010, pages 1243 - 1246, XP055000423
Attorney, Agent or Firm:
HEIWA INTERNATIONAL PATENT OFFICE (JP)
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