申请人:Kato Tomoki
公开号:US20140217393A1
公开(公告)日:2014-08-07
An organic electroluminescence device including an anode and a cathode being opposed, wherein a first organic thin film layer and a second organic thin film layer are provided between the anode and the cathode sequentially from the anode side; the first organic thin film layer including an aromatic heterocyclic derivative A represented by the following formula (1-1) and a phosphorescent emitting material; and the second organic thin film layer including an aromatic heterocyclic derivative B represented by the following formula (2-1):
一种有机电致发光器件,包括对置的阳极和阴极,在阳极侧从顺序上依次提供第一有机薄膜层和第二有机薄膜层,其中第一有机薄膜层包括下式(1-1)所表示的芳香族杂环衍生物A和磷光发射材料;第二有机薄膜层包括下式(2-1)所表示的芳香族杂环衍生物B。