ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGANIC ELECTROLUMINESCENCE DEVICE
申请人:SAMSUNG DISPLAY CO., LTD.
公开号:US20200044159A1
公开(公告)日:2020-02-06
An organic electroluminescence device includes a first electrode, a hole transport region on the first electrode, an emission layer on the hole transport region, the emission layer including a condensed polycyclic compound of three or more six-membered rings, at least two six-membered rings among the six-membered rings including an electron donor moiety and an electron acceptor moiety at facing positions, respectively, the at least two six-membered rings not being immediately adjacent to each other, an electron transport region on the emission layer, and a second electrode on the electron transport region.
一种有机电致发光器件包括第一电极,位于第一电极上的空穴传输区,位于空穴传输区上的发射层,该发射层包括三个或三个以上的六元环的缩合多环化合物,其中至少两个六元环中的六元环包括一个电子给体基团和一个电子受体基团,分别位于对面位置,至少两个六元环不直接相邻,发射层上有一个电子传输区,以及位于电子传输区上的第二电极。