Title:
ORGANIC ELECTROLUMINESCENCE ELEMENT
Document Type and Number:
Japanese Patent JP3904793
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To obtain a long-life organic electroluminescence element.
SOLUTION: In the organic electroluminescence element which has laminated of an anode, a light emission layer which consists of an organic compound, a hole blocking layer which consists of an organic compound, an electron transmission layer which consists of an organic compound, and a negative pole, a mixed layer containing the material which constitutes the light emission layer and the material which constitutes the hole blocking layer is formed between the light emission layer and the hole blocking layer.
Inventors:
Takeo Wakimoto
Teruichi Watanabe
Kenji Nakamura
Teruichi Watanabe
Kenji Nakamura
Application Number:
JP2000045982A
Publication Date:
April 11, 2007
Filing Date:
February 23, 2000
Export Citation:
Assignee:
Pioneer Corporation
International Classes:
H01L51/50; H05B33/12; H05B33/14; H05B33/22; H01L51/00; (IPC1-7): H05B33/22; H05B33/14
Domestic Patent References:
| JP5182762A | ||||
| JP3190088A | ||||
| JP4334894A | ||||
| JP11204261A | ||||
| JP6299148A | ||||
| JP11242996A |
Attorney, Agent or Firm:
Motohiko Fujimura