| abstract |
The invention provides an organic electroluminescent material and an application thereof. The organic electroluminescent material simultaneously contains one of furan or thiophene groups and one of dibenzofuran or dibenzothiophene groups, and has higher It can be used in the field of organic electroluminescence as a hole injection transport material, which can improve the performance of OLED devices and expand the application range of OLED devices. . |