abstract |
The invention belongs to the field of organic electroluminescence, and in particular relates to a naphthofluorene bicarbazole compound and its application. The organic compound synthesized in the present invention is used as the OLED device made of the main light-emitting material, which can be applied to the field of AM-driven OLED display, PM-driven OLED display or OLED lighting, and the external quantum efficiency, power efficiency and current efficiency of the device are greatly improved. The service life of the device is also significantly extended, and has a good market prospect. |