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Title:
ORGANIC ELECTROLUMINESCENT ELEMENT, ILLUMINATOR, AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2014/034584
Kind Code:
A1
Abstract:
The present invention addresses the problems of providing: an organic electroluminescent element which works at a low voltage, has a high luminescent efficiency and excellent durability, and is highly effective in preventing the generation of dark spots or luminescence unevenness; and an illuminator and a display device which are equipped with the organic electroluminescent element. This organic electroluminescent element comprises an anode and a cathode and, sandwiched therebetween, one or more organic layers including a luminescent layer, and is characterized in that at least one of the organic layers contains a phosphorescent organometallic complex in which a ligand represented by general formula (1) or general formula (2) has coordinated to a metal atom.

Inventors:
NISHIZEKI, Masato (INC. 2-7-2, Marunouchi, Chiyoda-k, Tokyo 15, 〒1007015, JP)
ONO, Kaori (INC. 2-7-2, Marunouchi, Chiyoda-k, Tokyo 15, 〒1007015, JP)
MIURA, Norio (INC. 2-7-2, Marunouchi, Chiyoda-k, Tokyo 15, 〒1007015, JP)
Application Number:
JP2013/072664
Publication Date:
March 06, 2014
Filing Date:
August 26, 2013
Export Citation:
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Assignee:
KONICA MINOLTA, INC. (2-7-2, Marunouchi Chiyoda-k, Tokyo 15, 〒1007015, JP)
International Classes:
H01L51/50; C07D401/04; C07D401/10; C07D403/04; C07D403/10; C07D405/04; C07D405/10; C07D405/14; C07D409/04; C07D409/10; C07D409/14; C07D491/048; C07D493/04; C07D495/04; C07F15/00; C09K11/06; G09F9/30; H01L27/32; C07D233/58; C07D233/60; F21Y105/00
Domestic Patent References:
WO2008090795A1
WO2011106344A1
Foreign References:
US20110057559A1
JP2009019121A
JP2009114369A
Attorney, Agent or Firm:
KOYO INTERNATIONAL PATENT FIRM (17F, Tokyo Takarazuka Bldg. 1-1-3, Yurakucho, Chiyoda-k, Tokyo 06, 〒1000006, JP)
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