The present invention provides a thermally activated delayed fluorescence material, a method of synthesizing the same and an OLED device using the same. The thermally activated delayed fluorescence material includes a structure formula 1 as Ar—(Ar1)m-(Ar2)n, wherein the number of m is in 1˜4, the number of n is in 1˜8, the group Ar is an electron withdrawing group, the group Ar1 is an electron donating group and the group Ar2 is an aggregation induced emission group. The thermally activated delayed fluorescence material has a higher glass transition temperature, high thermal stability and excellent luminous efficiency. The method of synthesizing the same has simplified steps, easily purified product, high yield, and luminous and thermal properties of the product can be adjusted by connecting to differentiated functional groups.
本发明提供了一种热激活延迟荧光材料,一种合成该材料的方法以及使用该材料的OLED器件。该热激活延迟荧光材料包括结构式1,其中m的数量在1~4之间,n的数量在1~8之间,Ar是一个电子吸引基团,Ar1是一个电子捐赠基团,Ar2是一个聚集诱导发光基团。该热激活延迟荧光材料具有较高的
玻璃转变温度、高热稳定性和优异的发光效率。合成该材料的方法具有简化步骤、易于纯化产物、高产率,并且通过连接不同的功能基团可以调节产物的发光和热性能。