申请人:Idemitsu Kosan Co., Ltd
公开号:EP2762478A1
公开(公告)日:2014-08-06
An aromatic amine derivative represented by formula (1):
wherein L1, L2, Ar1, Ar2, R1, R2, a, b, and Q are as defined in the specification. An organic electroluminescence device having at least one organic thin film layer which includes the aromatic amine derivative has high emission efficiency and long lifetime.
由以下式(1)表示的芳香胺衍生物:
其中L1、L2、Ar1、Ar2、R1、R2、a、b和Q如规范中定义。至少包括含有该芳香胺衍生物的有机薄膜层的有机电致发光器件具有高发射效率和长寿命。