| abstract |
The invention provides an aromatic amine compound containing a five-membered ring spiro structure, which has the following structural formula: The compound has good thermal stability, high luminous efficiency and high luminous purity, and can be applied in the field of organic electroluminescent devices, organic solar cells, organic thin film transistors or organic photoreceptors. The present invention also provides an organic electroluminescence device, the device comprises an anode, a cathode and an organic layer, the organic layer comprises a light-emitting layer, a hole injection layer, a hole transport layer, a hole blocking layer, an exciton blocking layer, an electron At least one layer in the transport layer and at least one layer in the organic layer contain the compound of structural formula I, and the organic electroluminescence device made by using the compound has the advantages of good electroluminescence efficiency, excellent color purity and long life. |