| abstract |
The invention relates to an organic electroluminescent material, a preparation method thereof and an organic electroluminescent device, and relates to the field of luminescent materials. The purpose of the present invention is to provide an organic electroluminescent material with a novel structure with high luminous efficiency, good device life and appropriate color coordinates, a preparation method and an organic electroluminescent device. The organic electroluminescent material provided by the present invention has high electron transfer efficiency, so that crystallization can be prevented when a device is fabricated, and layers can be easily formed, thereby improving the current characteristics of the device. The preparation method of the organic electroluminescent material provided by the invention has the advantages of easy-to-obtain raw materials and simple process, and is suitable for industrial production. |