申请人:Hodogaya Chemical Co., Ltd.
公开号:EP3244464A1
公开(公告)日:2017-11-15
The present invention provides an organic electroluminescent device having at least an anode, a hole transport layer, a luminous layer, an electron transport layer, and a cathode in this order, wherein the hole transport layer contains an arylamine compound having a specific structure, and the luminous layer contains an indenoindole derivative or a carbazole derivative having a specific structure. The organic EL device of the present invention is an organic EL device improved in luminous efficiency, driving voltage and durability.
本发明提供了一种有机电致发光器件,该器件至少依次具有阳极、空穴传输层、发光层、电子传输层和阴极,其中空穴传输层包含具有特定结构的芳胺化合物,发光层包含具有特定结构的茚并吲哚衍生物或咔唑衍生物。本发明的有机电致发光器件是一种在发光效率、驱动电压和耐用性方面都有所提高的有机电致发光器件。