申请人:WUHAN TIANMA MICROELECTRONICS CO., LTD.
公开号:US11345689B2
公开(公告)日:2022-05-31
The disclosure relates to the technical field of organic electroluminescent materials, and particularly to a compound and an organic light emitting display device. The compound has structure shown as formula (I):
where D represents an electron donor unit, A represents an electron acceptor unit, in and n are each independently selected from 1, 2 or 3, and m+n≤4. When the compound of the present disclosure is used as a light emitting material, a guest material, or a host material of an organic light emitting display device, higher light emitting efficiency can be achieved.
本公开涉及有机电致发光材料技术领域,尤其涉及一种化合物和一种有机发光显示装置。该化合物的结构如式(I)所示:
其中 D 代表电子供体单元,A 代表电子受体单元,in 和 n 分别独立地选自 1、2 或 3,且 m+n≤4 。当本公开的化合物用作有机发光显示设备的发光材料、客体材料或宿主材料时,可实现更高的发光效率。