Title:
LIGHT EMITTING MATERIAL, DELAYED PHOSPHOR, ORGANIC LIGHT EMITTING DIODE, SCREEN, DISPLAY AND METHOD FOR PRODUCING DISPLAY
Document Type and Number:
WIPO Patent Application WO/2021/141046
Kind Code:
A1
Abstract:
A light emitting material which contains an adjustment compound N in addition to a donor compound D and an acceptor compound A, said compounds D and A forming an exciplex, and which satisfies HOMO(D) > HOMO(N) > HOMO(A), LUMO(D) > LUMO(N) + 0.1 eV and LUMO(N) > LUMO(A), has improved luminous efficiency or improved emission lifetime.
Inventors:
NAKANOTANI HAJIME (JP)
ADACHI CHIHAYA (JP)
KAKIZOE HAYATO (JP)
ENDO AYATAKA (JP)
ADACHI CHIHAYA (JP)
KAKIZOE HAYATO (JP)
ENDO AYATAKA (JP)
Application Number:
PCT/JP2021/000208
Publication Date:
July 15, 2021
Filing Date:
January 06, 2021
Export Citation:
Assignee:
UNIV KYUSHU NAT UNIV CORP (JP)
KYULUX INC (JP)
KYULUX INC (JP)
International Classes:
G09F9/30; H01L27/32; H01L51/50; H05B33/04; H05B33/10; H05B33/12; H05B33/22
Domestic Patent References:
| WO2019128104A1 | 2019-07-04 | |||
| WO2018179168A1 | 2018-10-04 | |||
| WO2019163009A1 | 2019-08-29 |
Foreign References:
| JP2012227524A | 2012-11-15 | |||
| JP2017168800A | 2017-09-21 | |||
| JP2017126656A | 2017-07-20 | |||
| JP2019068068A | 2019-04-25 | |||
| US20190221749A1 | 2019-07-18 | |||
| US20190386235A1 | 2019-12-19 |
Attorney, Agent or Firm:
SIKS & CO. (JP)
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