Title:
有機エレクトロルミネッセンス素子及び表示装置
Document Type and Number:
Japanese Patent JP4052024
Kind Code:
B2
Abstract:
To provide an organic electroluminescent element improved both in luminous brightness and durability, and a display device with a high luminous brightness and a long life.
The organic electroluminescent element has a luminous layer containing a host compound and a phosphorescent compound, with the host compound expressed in a chemical formula [1].
COPYRIGHT: (C)2004,JPO
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Inventors:
Taketoshi Yamada
Hiroshi Kita
Hiroshi Kita
Application Number:
JP2002167083A
Publication Date:
February 27, 2008
Filing Date:
June 07, 2002
Export Citation:
Assignee:
Konica Minolta Holdings Co., Ltd.
International Classes:
H01L51/50; C09K11/06; H05B33/14; H05B33/22
Domestic Patent References:
| JP4068076A | ||||
| JP2003027048A | ||||
| JP2001513826A | ||||
| JP2001509830A |
Foreign References:
| US5077142 |