Title:
ORGANIC ELECTROLUMINESCENCE ELEMENT, METHOD FOR DESIGNING LUMINOUS COMPOSITION, AND PROGRAM
Document Type and Number:
WIPO Patent Application WO/2022/168825
Kind Code:
A1
Abstract:
This organic electroluminescence element, which has a light-emitting layer containing first through third compounds satisfying the following expressions, has a low drive voltage and high light-emission efficiency. ES1(m) is the lowest excited singlet energy of the m-th compound, and ELUMO(n) is the LUMO energy of the n-th compound (m, n = 1 to 3). ES1(1) > ES1(2) > ES1(3)
ELUMO(2) ≤ ELUMO(3)
Inventors:
OTSU SHINYA (JP)
ENDO AYATAKA (JP)
YOSHIZAKI MAKOTO (JP)
ENDO AYATAKA (JP)
YOSHIZAKI MAKOTO (JP)
Application Number:
PCT/JP2022/003800
Publication Date:
August 11, 2022
Filing Date:
February 01, 2022
Export Citation:
Assignee:
KYULUX INC (JP)
International Classes:
H01L51/50; C09K11/06; H05B33/10
Domestic Patent References:
| WO2021015177A1 | 2021-01-28 | |||
| WO2020111277A1 | 2020-06-04 | |||
| WO2019013063A1 | 2019-01-17 |
Foreign References:
| JP2019165101A | 2019-09-26 | |||
| US20200127214A1 | 2020-04-23 | |||
| JP2021020857A | 2021-02-18 | |||
| US20200251663A1 | 2020-08-06 |
Attorney, Agent or Firm:
SIKS & CO. (JP)
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