发明名称 |
ORGANIC ELECTROLUMINESCENT DEVICE |
摘要 |
<p>Organic electroluminescent device (100) having a multilayer structure including at least emitting layer (15) and electron-transporting layer (16) between cathodes (17) and (18) and anode (12), the triplet energy gap (Eg T ) of a host material forming emitting layer (15) being 2.52 eV or more and 3.7 eV or less, an electron-transporting material forming electron-transporting layer (16) being different from the host material, and having hole-transporting properties, and emitting layer (15) including a phosphorescent metal complex compound containing a heavy metal.</p> |
申请公布号 |
EP1718121(A4) |
申请公布日期 |
2008.09.24 |
申请号 |
EP20050709851 |
申请日期 |
2005.02.08 |
申请人 |
IDEMITSU KOSAN CO., LTD. |
发明人 |
MATSUURA, MASAHIDE;IWAKUMA, TOSHIHIRO;YAMAMICHI, KEIKO;HOSOKAWA, CHISHIO |
分类号 |
H05B33/14;C09K11/06;H01L51/00;H01L51/50;H05B33/22 |
主分类号 |
H05B33/14 |
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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