Title:
電界発光化合物を発光材料として採用している電界発光素子
Document Type and Number:
Japanese Patent JP2012510154
Kind Code:
A
Abstract:
Provided is an electroluminescent device including an organic layer interposed between an anode and a cathode on a substrate, wherein the organic layer includes an electroluminescent layer containing one or more dopant compound(s) represented by Chemical Formula 1 and one or more host compound(s) represented by Chemical Formula 2:
with the proviso that at least one of Ar 1 through Ar 4 is 1- or 2-naphthyl with or without substituent; and
Ar 10 -(An) a -Ar 20 (2)
Including an electroluminescent compound with an arylamine group substituted by at least one of 1- or 2-naphthyl, the disclosed electroluminescent device exhibits superior luminous efficiency, excellent color purity and very good operation life.
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Inventors:
Kim Chisik
Cho Yong Jun
Kwon Hyukjo
Kim Bong Gok
Kim san min
Yun Seung Seo
Cho Yong Jun
Kwon Hyukjo
Kim Bong Gok
Kim san min
Yun Seung Seo
Application Number:
JP2011537375A
Publication Date:
April 26, 2012
Filing Date:
November 25, 2009
Export Citation:
Assignee:
GRACEL DISPLAY INC.
International Classes:
H01L51/50; C07D209/88; C07D219/08; C07D221/06; C07D221/08; C07D221/18; C07D223/22; C07D241/46; C07D279/36; C07D307/91; C07D333/76; C07D401/12; C07D471/04; C09K11/06; H05B33/12
Domestic Patent References:
| JP2008115093A | 2008-05-22 | |||
| JP2003229273A | 2003-08-15 | |||
| JP2004339134A | 2004-12-02 | |||
| JP2001319780A | 2001-11-16 | |||
| JP2008205491A | 2008-09-04 | |||
| JP2008545630A | 2008-12-18 | |||
| JP2010516637A | 2010-05-20 |
Foreign References:
| WO2006122630A1 | 2006-11-23 | |||
| WO2005006817A1 | 2005-01-20 | |||
| WO2008086851A1 | 2008-07-24 |
Attorney, Agent or Firm:
Patent Business Corporation Sender International Patent Office