申请人:SAMSUNG DISPLAY CO., LTD.
公开号:US20170244048A1
公开(公告)日:2017-08-24
An organic light-emitting device including: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, wherein the organic layer includes: i) a hole transport region between the first electrode and the emission layer, and including at least one selected from a hole injection layer, a hole transport layer, an emission auxiliary layer, and an electron blocking layer, and ii) an electron transport region between the emission layer and the second electrode and including an electron transport layer, in addition to at least one selected from a hole blocking layer, an electron control layer, a buffer layer, and an electron injection layer, wherein the electron transport region includes a compound represented by Formula 1:
一种有机发光器件,包括:第一电极;面向第一电极的第二电极;以及位于第一电极和第二电极之间的有机层,其中包括一个发射层,所述有机层包括:i)在第一电极和发射层之间的空穴传输区,包括至少从空穴注入层、空穴传输层、发射辅助层和电子阻挡层中选择的一种及以上;和ii)在发射层和第二电极之间的电子传输区,包括一个电子传输层,除了至少从阻挡层、电子控制层、缓冲层和电子注入层中选择的一种及以上,其中电子传输区包括由式子1表示的化合物: