发明名称 |
ORGANIC ELECTROLUMINESCENT ELEMENT |
摘要 |
<p>Disclosed is an organic electroluminescent device (organic EL device) that is improved in luminous efficiency, sufficiently secures driving stability, and has a simple configuration. This organic EL device has a light-emitting layer between an anode and a cathode piled one upon another on a substrate and the said light-emitting layer contains a fused polycyclic compound in which seven or more rings are fused together as a host material. The aforementioned fused polycyclic compound has a structure formed by fusing two or more indole rings to a carbazole ring. A specific example thereof is the compound represented by the following formula.</p> |
申请公布号 |
KR20130009765(A) |
申请公布日期 |
2013.01.23 |
申请号 |
KR20127023479 |
申请日期 |
2011.02.07 |
申请人 |
NIPPON STEEL & SUMIKIN CHEMICAL CO., LTD. |
发明人 |
KAI TAKAHIRO;KOMORI MASAKI;YAMAMOTO TOSHIHIRO;MATSUMOTO MEGUMI |
分类号 |
C09K11/06;C07D487/14;C07D519/00;H01L51/50 |
主分类号 |
C09K11/06 |
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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