发明名称 |
LIGHT EMITTING ELEMENT |
摘要 |
<p>Provided is an organic thin film light emitting element which has a good balance between high luminous efficiency and durability. A light emitting element of the present invention comprises, between a positive electrode and a negative electrode, at least a hole transport layer and a light emitting layer, and emits light by means of electrical energy. This light emitting element is characterized in that the hole transport layer contains a specific compound that has a carbazole skeleton and the light emitting layer contains a compound that has an aromatic heterocyclic group containing an electron-accepting nitrogen.</p> |
申请公布号 |
WO2013133223(A1) |
申请公布日期 |
2013.09.12 |
申请号 |
WO2013JP55875 |
申请日期 |
2013.03.04 |
申请人 |
TORAY INDUSTRIES, INC. |
发明人 |
NAGAO, KAZUMASA;ICHIHASHI, YASUNORI;SAKAINO, HIROTOSHI;IKEDA, ATSUSHI;TOMINAGA, TSUYOSHI;KWON, JINWOO |
分类号 |
H01L51/50;C07D209/86;C07D403/10;C07D487/04;C07D491/048;C09K11/06 |
主分类号 |
H01L51/50 |
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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