| abstract |
The invention belongs to the field of organic electroluminescence, and in particular relates to an organic electroluminescence material and its application. structure: The material of the present invention is not easy to crystallize and aggregate between molecules, and has good film-forming properties and thermal stability. When the material is used as a light-emitting layer material of an OLED light-emitting device, the device produced has good photoelectric performance and has good industrialization prospects. . |