Preparation of complex aluminum fluorides

Details Preparation of complex aluminum fluorides Preparation of complex aluminum fluorides

1990-10-23

1991-09-03

Lewis, Michael L.

Chemistry of inorganic compounds

Halogen or compound thereof

Plural metal or metal and ammonium containing

423489, C01F 754

Patent

active

050453009

ABSTRACT:
A process comprising the reaction of an amine.aluminum trichloride complex and a bifluoride compound to produce an aluminum fluoride compound. Exemplary processes include the reaction of AlCl.sub.3.N(CH.sub.2 CH.sub.3) and NH.sub.4 HF.sub.2 or NaHF.sub.2 to respectively produce NH.sub.4 AlF.sub.4 or Na.sub.5 Al.sub.3 F.sub.14.

REFERENCES:
patent: 2857252 (1958-10-01), Schmidt
patent: 3635659 (1972-01-01), Kidde
patent: 4100183 (1978-07-01), Christenson et al.
patent: 4251501 (1981-02-01), Kobayashi et al.
patent: 4900856 (1990-02-01), Marlett
patent: 4957726 (1990-09-01), Marlett et al.

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