| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an organic electroluminescent element decreasing drive voltage and having a long life, and to provide an aromatic amine derivative realizing the element. <P>SOLUTION: The organic electroluminescent element nipping, between a cathode and an anode, a new aromatic amine derivative having a specific structure and one or plural organic thin film layers including at least a luminescent layer is provided, wherein at least one layer of the organic thin film layers includes the aromatic amine derivative as a separate ingredient or an ingredient of a mixture. <P>COPYRIGHT: (C)2007,JPO&INPIT |
