Process for the production of sodium percarbonate

Details Process for the production of sodium percarbonate Process for the production of sodium percarbonate

1974-07-11

1977-05-10

Thomas, Earl C.

Chemistry of inorganic compounds

Carbon or compound thereof

Oxygen containing

C01B 1510

Patent

active

040228746

ABSTRACT:
Processes for the preparation of sodium percarbonate having substantially the formula 2Na.sub.2 CO.sub.3.3H.sub.2 O.sub.2, the processes being particularly suited to the use of ordinary sodium carbonate, which processes comprise reacting 60 to 80 percent hydrogen peroxide with sodium carbonate monohydrate or a hydrate of sodium carbonate containing from about 75 to 90 percent sodium carbonate; and products obtained thereby, particularly those percarbonate products having an excellent resistance to shock and attrition and effective densities of 0.61-0.92 g/cm.sup.3 and mean particle diameters of 250-610 microns.

REFERENCES:
patent: 2986448 (1961-05-01), Gates et al.
patent: 3463618 (1969-08-01), Harris et al.
patent: 3860694 (1975-01-01), Jayawant
patent: 3864454 (1975-02-01), Pistor et al.

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