有機電界発光素子 - LG Display Company Limited

Title:

有機電界発光素子

Document Type and Number:

Japanese Patent JP4209849

Kind Code:

B2

Abstract:

An organic electroluminescence device is disclosed which comprises an emitting layer and a hole blocking layer disposed between an electron injecting electrode (cathode) and a hole injecting electrode (anode), the material for the hole blocking layer being expressed by the following chemical formula 1: The organic electroluminescence device can improve the luminescence and driving characteristics.

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Inventors:

Theo Jeon Dae
Park Chung Gun
John Hyun Chul
Rekyun Hong

Application Number:

JP2005001603A

Publication Date:

January 14, 2009

Filing Date:

January 06, 2005

Export Citation:

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Assignee:

LG Display Company Limited

International Classes:

H01L51/50; C09K11/06; H01L51/00; H05B33/14

Domestic Patent References:

JP2002329580A
JP2003297580A
JP2003045664A

Foreign References:

WO2001021729A1

Attorney, Agent or Firm:

Michiharu Soga
Hidetoshi Furukawa
Suzuki Kenchi
Kajinami order
Kazuhiro Oyaku
Shunichi Ueda

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