What are the main uses of Aluminium trifluoride (CAS: 7784-18-1)?

Aluminium trifluoride (CAS: 7784-18-1) is primarily used in the production of fluorine compounds, as a catalyst in chemical reactions, and in semiconductor manufacturing for etching. It also finds applications in refrigerants, as a drying agent, and in research for developing new materials. Its unique properties make it valuable in both industrial and scientific contexts.