申请人:Samsung Display Co., Ltd.
公开号:EP3185331A1
公开(公告)日:2017-06-28
An organic light-emitting device comprising: a first electrode; a second electrode facing the first electrode; an emission layer between the first electrode and the second electrode; a hole transport region between the first electrode and the emission layer; and an electron transport region between the emission layer and the second electrode, wherein at least one selected from the hole transport region and the emission layer comprises a first compound represented by Formula 1A or 1B, and at least one selected from the hole transport region and the electron transport region comprises a second compound represented by Formula 2:
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;位于第一电极和第二电极之间的发射层;位于第一电极和发射层之间的空穴传输区域;以及位于发射层和第二电极之间的电子传输区域,其中至少一种选自空穴传输区域和发射层的化合物由式 1A 或 1B 表示的第一种化合物组成,而至少一种选自空穴传输区域和电子传输区域的化合物由式 2 表示的第二种化合物组成: