申请人:Novaled GmbH
公开号:EP3561876A1
公开(公告)日:2019-10-30
Display comprising at least one organic light emitting diode, wherein the at least one organic light emitting diode comprises an anode, a cathode, a light emitting layer between the anode and the cathode, and at least one layer comprising a compound according to formula (I) between the cathode and the light emitting layer:
wherein A1 and A2 are independently selected from halogen, CN, substituted or unsubstituted C1-C20-alkyl or heteroalkyl, C6-C20-aryl or C5-C20-heteroaryl, C1-C20-alkoxy or C6-C20-aryloxy,
A3 is selected from substituted or unsubstituted C6-C40-aryl or C5-C40-heteroaryl,
m = 0, 1 or 2,
n = 0, 1 or 2.
显示屏,包括至少一个有机发光二极管,其中至少一个有机发光二极管包括阳极、阴极、阳极和阴极之间的发光层,以及阴极和发光层之间至少一层包括式(I)化合物的层:
其中 A1 和 A2 独立选自卤素、CN、取代或未取代的 C1-C20 烷基或杂烷基、C6-C20 芳基或 C5-C20 异芳基、C1-C20 烷氧基或 C6-C20 芳氧基、
A3 选自取代或未取代的 C6-C40 芳基或 C5-C40 异芳基、
m = 0、1 或 2、
n = 0、1 或 2。