| abstract |
The invention provides an organic electroluminescent compound, an organic electroluminescent device and applications thereof. The structure of the organic electroluminescent compound of the present invention is as follows: It can be used in organic electroluminescent devices as hole transport layer material, electron barrier material, electron transport layer or hole group interlayer material, which can effectively reduce the driving voltage of the device and improve luminous efficiency, brightness and thermal stability. performance, color purity and device life. At the same time, the organic electroluminescent device of the invention has the advantages of low driving voltage, high luminous efficiency, high brightness, good thermal stability, high color purity and long device life. |