Title:
有機エレクトロルミネッセンス素子、表示装置及び照明装置
Document Type and Number:
Japanese Patent JP5747555
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an organic electroluminescent element which exhibits high luminous efficiency, has a long emission life and a low driving voltage, and is reduced in emission unevenness over time during continuous light emission, and to provide a display device and a lighting device provided with the organic electroluminescent element.SOLUTION: The organic electroluminescent element comprises a hole transport layer and light-emitting layers between an anode and a cathode. At least one of the light-emitting layers contains a specific compound and a phosphorescent luminescent dopant, and the hole transport layer contains a compound represented by the following general formula (3-1).
Inventors:
Maiko Kondo
High Hideo
Rie Katakura
Hideki Ozeki
Hiroshi Kita
Tomohiro Oshiyama
High Hideo
Rie Katakura
Hideki Ozeki
Hiroshi Kita
Tomohiro Oshiyama
Application Number:
JP2011037974A
Publication Date:
July 15, 2015
Filing Date:
February 24, 2011
Export Citation:
Assignee:
Konica Minolta Co., Ltd.
International Classes:
H01L51/50; C07D209/86; C07D209/88; C07D213/36; C07D241/48; C07D307/91; C07D333/20; C07D403/04; C07D405/12; C07D405/14; C07D409/14; C07D487/04; C07D487/14; C07D491/048; C07F15/00; C09K11/06; G09F9/30; H01L27/32
Domestic Patent References:
| JP2011008991A | ||||
| JP2006352102A |
Foreign References:
| WO2010119891A1 | ||||
| WO2008146838A1 | ||||
| WO2009104488A1 | ||||
| WO2007077810A1 |
Attorney, Agent or Firm:
Gwangyang International Patent Office