| 发明名称 |
Organic electroluminescence device |
| 摘要 |
Disclosed is the use of a novel coumarin derivative with a specific molecular structure. The physical and optical properties of the coumarin derivative render it very useful as a luminescent agent to be used in highly durable organic EL devices.
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| 申请公布号 |
US2005084707(A1) |
申请公布日期 |
2005.04.21 |
| 申请号 |
US20040505097 |
申请日期 |
2004.08.19 |
| 申请人 |
SATSUKI MAKOTO;ISHIDA NATSUKO;SUGA SADAHARU;FUJIKAWA HISAYOSHI;TAGA YASUNORI |
发明人 |
SATSUKI MAKOTO;ISHIDA NATSUKO;SUGA SADAHARU;FUJIKAWA HISAYOSHI;TAGA YASUNORI |
| 分类号 |
H01L51/50;C09K11/06;H01L51/00;H01L51/30;H05B33/14;(IPC1-7):H05B33/14;C07D421/00;C07D417/00;C07D413/00;C07D47/04;C07D45/04 |
主分类号 |
H01L51/50 |
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