Title:
LUMINESCENT ELEMENT AND COMPOSITION FOR LUMINESCENT ELEMENT
Document Type and Number:
WIPO Patent Application WO/2020/203211
Kind Code:
A1
Abstract:
Provided is a composition useful for producing a luminescent element having an excellent external quantum yield. Also provided is a luminescent element including the composition. The luminescent element comprises an anode, a cathode, and an organic layer disposed between the anode and the cathode and comprising a composition for luminescent elements, wherein the composition for luminescent elements comprises: at least two compounds (A) selected from the group consisting of compounds represented by formula (FH) and polymers each including a constituent unit having a group formed by removing one or more hydrogen atoms from a compound represented by formula (FH); and a compound (B) having a fused heterocyclic skeleton (b) containing a boron atom and a nitrogen atom in the ring.
Inventors:
SASADA TOSHIAKI (JP)
MATSUMOTO RYUJI (JP)
MATSUMOTO RYUJI (JP)
Application Number:
PCT/JP2020/011385
Publication Date:
October 08, 2020
Filing Date:
March 16, 2020
Export Citation:
Assignee:
SUMITOMO CHEMICAL CO (JP)
International Classes:
C08G61/10; C09K11/06; H01L51/50
Domestic Patent References:
| WO2018181188A1 | 2018-10-04 | |||
| WO2019035268A1 | 2019-02-21 | |||
| WO2020040298A1 | 2020-02-27 | |||
| WO2020039930A1 | 2020-02-27 | |||
| WO2018062278A1 | 2018-04-05 | |||
| WO2015145871A1 | 2015-10-01 | |||
| WO2013146806A1 | 2013-10-03 | |||
| WO2005049546A1 | 2005-06-02 | |||
| WO2013191088A1 | 2013-12-27 | |||
| WO2015008851A1 | 2015-01-22 | |||
| WO2015102118A1 | 2015-07-09 |
Foreign References:
| CN109411634A | 2019-03-01 | |||
| CN109346614A | 2019-02-15 | |||
| CN109193874A | 2019-01-11 | |||
| JP2010189630A | 2010-09-02 | |||
| JP2010031259A | 2010-02-12 |
Other References:
"Chemical Reviews", CHEM. REV., vol. 109, 2009, pages 897 - 1091
See also references of EP 3950766A4
See also references of EP 3950766A4
Attorney, Agent or Firm:
NAKAYAMA, Tohru et al. (JP)
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