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|1. (WO2017035972) AROMATIC AMINE COMPOUND AND PREPARATION AND APPLICATION THEREOF|
|Applicants:||JINLIN OLED MATERIAL TECH CO., LTD.
|Title:||AROMATIC AMINE COMPOUND AND PREPARATION AND APPLICATION THEREOF|
Provided in the present invention are an aromatic amine compound and the preparation and application thereof. The aromatic amine compound having the skeletal structure shown in formula I provided in the present invention can be used in organic electroluminescent devices, the light-emitting efficiency and service life of the obtained organic electroluminescent devices both being significantly improved, the average light-emitting efficiency being 167% of that in the prior art and the average service life being 209% of that in the prior art, meeting the usage requirements for OLEDs. In addition, the aromatic amine compound provided in the present application has excellent film-forming properties and heat resistance.