Process for purifying yellow phosphorus

Details Process for purifying yellow phosphorus Process for purifying yellow phosphorus

1981-09-30

1983-03-01

Vertiz, O. R.

Chemistry of inorganic compounds

Phosphorus or compound thereof

Elemental phosphorus

423299, C01B 2501, C01B 2502, C01B 2504

Patent

active

043754570

ABSTRACT:
A method for purifying yellow phosphorus is disclosed comprising contacting the molten phosphorus with a solid phosphorus acid containing catalyst comprising an oxygen acid of phosphorus carried on an inert absorbant support. The purified phosphorus is thereafter separated from the solid catalyst and preferably is separated therefrom by filtration through the catalyst layer.

REFERENCES:
patent: 2575457 (1951-11-01), Mavity
patent: 2586852 (1952-02-01), Morrell

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