Title:
LIGHT-EMITTING ELEMENT
Document Type and Number:
WIPO Patent Application WO/2017/170325
Kind Code:
A1
Abstract:
The problem addressed by the present invention is to provide a light-emitting element having low drive voltage. The means for resolving the problem is a light-emitting element having an anode, a cathode, and a first organic layer and a second organic layer provided between the anode and the cathode, the first organic layer containing a composition that includes a first compound and a first light-emitting material, the first compound being the compound represented by formula (1A), the first light-emitting material being the compound represented by formula (1a) or the compound represented by formula (1B), and the second organic layer containing a crosslinking body comprising a crosslinking material. [In the formula, Ar1A represents a condensed-ring aromatic hydrocarbon group in which 3-10 benzene rings are condensed. R1A represents a condensed-ring aryl group. R2A represents an alkyl group, etc.] [In the formula, Ar1B represents an aromatic hydrocarbon group. R1B represents an alkyl group, etc.]
Inventors:
ASAHINA HIROMUNE (JP)
SASADA TOSHIAKI (JP)
YOSHIDA TOMOYASU (JP)
YAMAUCHI SHOHGO (JP)
SASADA TOSHIAKI (JP)
YOSHIDA TOMOYASU (JP)
YAMAUCHI SHOHGO (JP)
Application Number:
PCT/JP2017/012251
Publication Date:
October 05, 2017
Filing Date:
March 27, 2017
Export Citation:
Assignee:
SUMITOMO CHEMICAL CO (JP)
International Classes:
H01L51/50; C09K11/06; C07C13/62; C07C15/28; C07C15/38; C07C15/52; C07C211/61
Domestic Patent References:
| WO2008059713A1 | 2008-05-22 |
Foreign References:
| JP2011108792A | 2011-06-02 | |||
| JP2010183010A | 2010-08-19 | |||
| JP2010185008A | 2010-08-26 |
Attorney, Agent or Firm:
SAMEJIMA, Mutsumi et al. (JP)
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