申请人:SAMSUNG DISPLAY CO., LTD.
公开号:US10211407B2
公开(公告)日:2019-02-19
An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer; 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. At least one of the emission layer and the electron transport region includes a condensed cyclic compound represented by one selected from Formulae 1-1 and 1-2:
The organic light-emitting device including one or more of the condensed cyclic compounds according to embodiments of the present disclosure may have low driving voltage, high efficiency, high luminance, and long lifespan.
一种有机发光器件包括:一个第一电极;一个面向第一电极的第二电极;以及一个位于第一电极和第二电极之间的有机层,该有机层包括一个发射层;一个位于第一电极和发射层之间的空穴传输区;以及一个位于发射层和第二电极之间的电子传输区。发射层和电子传输区域中的至少一个区域包括由式 1-1 和 1-2 中的一种缩合环状化合物表示:
根据本公开的实施例,包括一种或多种缩合环状化合物的有机发光器件可具有低驱动电压、高效率、高亮度和长寿命。