ORGANIC ELECTROLUMINESCENCE DEVICE AND CONDENSED CYCLIC COMPOUND FOR ORGANIC ELECTROLUMINESCENCE DEVICE
申请人:Samsung Display Co., Ltd.
公开号:US20200052224A1
公开(公告)日:2020-02-13
Provided is an organic electroluminescence device including a first electrode, a hole transport region disposed on the first electrode, an emission layer disposed on the hole transport region, an electron transport region disposed on the emission layer, and a second electrode disposed on the electron transport region, in which the hole transport region includes a condensed cyclic compound, thereby securing high emission efficiency.
提供一个有机电致发光装置,包括第一电极、位于第一电极上的空穴传输区域、位于空穴传输区域上的发射层、位于发射层上的电子传输区域以及位于电子传输区域上的第二电极,其中空穴传输区域包括一个缩环化合物,从而确保高的发射效率。