Continuous chemical process for the manufacture of sodium and po

Details Continuous chemical process for the manufacture of sodium and po Continuous chemical process for the manufacture of sodium and po

1975-03-24

1976-05-04

Thomas, Earl C.

Chemistry of inorganic compounds

Sulfur or compound thereof

Oxygen containing

C01B 1508

Patent

active

039549526

ABSTRACT:
A process for the production of sodium and potassium peroxydisulfates by continuously reacting a 10 to 75 weight percent solution of the corresponding sodium or potassium hydroxide with a 20 to 70 weight percent solution or slurry of ammonium peroxydisulfate, at a temperature between 15.degree. and 45.degree.C and at a pH between 11 and 13. Air or an inert gas is passed through the reaction medium to remove ammonia and the product is recovered by conventional means, preferably by spray drying.

REFERENCES:
patent: 2899272 (1959-08-01), Flach et al.
patent: 3227517 (1966-01-01), Leaver et al.
patent: 3351426 (1967-11-01), Leaver et al.
patent: 3716629 (1973-02-01), Miller

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