Electrolytic preparation of phosphorous acid from elemental phos

Details Electrolytic preparation of phosphorous acid from elemental phos Electrolytic preparation of phosphorous acid from elemental phos

1975-12-15

1977-05-03

Andrews, R. L.

Chemistry: electrical and wave energy

Processes and products

Electrostatic field or electrical discharge

C25B 122

Patent

active

040213218

ABSTRACT:
Elemental phosphorus is oxidized via indirect electrolytic oxidation in an electrolysis medium containing elemental phosphorus, an aqueous solution of hydrogen halide, and a non-aqueous solvent to produce phosphorous acid, (HO).sub.2 HPO.

REFERENCES:
patent: 3437438 (1969-04-01), Carroll
patent: 3437439 (1969-04-01), Carroll
patent: 3437440 (1969-04-01), Carroll
patent: 3528772 (1970-09-01), Whyte et al.
patent: 3532461 (1970-10-01), Whyte et al.
Inorganic Syntheses, vol. IV, 1953, pp. 55-58, "Phosphorous Acid".

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