发明名称 |
ORGANIC ELECTROLUMINESCENT ELEMENT, DISPLAY DEVICE, AND ILLUMINATING DEVICE |
摘要 |
Disclosed is an organic electroluminescent device having high external quantum efficiency and long emission life and an illuminating device and a display device, each comprising the organic electroluminescent device. The organic electroluminescent device comprises at least an anode and a cathode arranged on a supporting substrate and at least two organic layers, namely a first layer and a second layer, between the anode and the cathode, in which the organic electroluminescent device is characterized in that the first organic layer contains a light emitting dopant and the second organic layer contains a charge-transporting material and a part of the material constituting the first organic layer, and the second organic layer is formed by coating after formation of the first organic layer.
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申请公布号 |
US2010207105(A1) |
申请公布日期 |
2010.08.19 |
申请号 |
US20080601542 |
申请日期 |
2008.05.28 |
申请人 |
KONICA MINOLTA HOLDINGS, INC. |
发明人 |
KATAKURA RIE;KITA HIROSHI;TAKA HIDEO |
分类号 |
H01L51/54 |
主分类号 |
H01L51/54 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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