| abstract |
The present invention provides an organic electroluminescence material and its application. The organic electroluminescence material can provide a suitable energy level, has high-speed hole transport capability, can be applied in the field of organic electroluminescence, and can be used as a red hole transport material , in order to improve the hole transport ability of the red organic layer material, adjust the microcavity resonance of the device, reduce the voltage of the device, and improve the light efficiency of the device, thereby improving the performance of the OLED device and expanding the application range of the OLED device. |