Title:
TRIARYLBORON COMPOUND, ORGANIC ELECTROLUMINESCENT ELEMENT, DISPLAY DEVICE, AND LIGHTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/176543
Kind Code:
A1
Abstract:
A problem addressed by the present invention is to provide: a triarylboron compound that has the property of emitting light by thermally activated delayed fluorescence and has excellent thermal stability and chemical stability; and an organic electroluminescent element, a display device, and a lighting device having high luminous efficiency and long life. The triarylboron compound of the present invention is characterized by having a structure represented by general formula (1).
Inventors:
OGINO KOHEI (JP)
ODA KAZUMA (JP)
OI SHUICHI (JP)
KITAMOTO YUICHI (JP)
HATTORI TETSUTARO (JP)
ODA KAZUMA (JP)
OI SHUICHI (JP)
KITAMOTO YUICHI (JP)
HATTORI TETSUTARO (JP)
Application Number:
PCT/JP2022/002857
Publication Date:
August 25, 2022
Filing Date:
January 26, 2022
Export Citation:
Assignee:
KONICA MINOLTA INC (JP)
International Classes:
C07F5/02; C07F7/18; C07F7/30; C07F9/6596; C07F11/00; C09K11/00; C09K11/06; G09F9/30; H01L27/32; H01L51/50
Domestic Patent References:
| WO2017164093A1 | 2017-09-28 | |||
| WO2017018326A1 | 2017-02-02 | |||
| WO2017195669A1 | 2017-11-16 |
Foreign References:
| JP6716145B1 | 2020-07-01 | |||
| KR20220000832A | 2022-01-04 |
Other References:
DATABASE REGISTRY STN; 24 October 2017 (2017-10-24), "4 ,6-Epoxy[1,3,2,6]benzodioxathiaborocino[4,5,6-kl]phenoxaborin", XP055959832, Database accession no. RN 2135814-36-5
Attorney, Agent or Firm:
KOYO INTERNATIONAL PATENT FIRM (JP)
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