Preparation of anhydrous TaF.sub.5

Details Preparation of anhydrous TaF.sub.5 Preparation of anhydrous TaF.sub.5

1977-12-27

1978-11-07

Vertiz, O. R.

Chemistry of inorganic compounds

Halogen or compound thereof

Binary compound containing metal

252415, C01G 3500

Patent

active

041246926

ABSTRACT:
Anhydrous TaF.sub.5 can be synthesized from a mixture comprising water and fluorotantalic acids by contacting said mixture with a dehydrating agent. Preferably, said mixture is formed by contacting tantalum oxides, tantalum oxide-halides or mixtures thereof with HF. The dehydrating agent should be a compound that contains carbon-chlorine bonds, carbon-bromine bonds or mixtures thereof.

REFERENCES:
patent: 4065405 (1977-12-01), Hulme
patent: 4069268 (1978-01-01), Siskin et al.

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