Process for the stabilization of sodium percarbonate

Details Process for the stabilization of sodium percarbonate Process for the stabilization of sodium percarbonate

1978-10-16

1979-12-11

Peters, G. O.

Chemistry of inorganic compounds

With additive

Additive contains metal, boron, or silicon

423415P, 252186, C01B 1510

Patent

active

041783514

ABSTRACT:
Sodium percarbonate is stabilized with highly dispersed silica. The sodium percarbonate containing 1 to 10 weight % of water is mixed with the silica and subsequently dried. The highly dispersed silica has an average particle size of 2-100 microns, preferably 7-20 microns. The product is sodium percarbonate particles encased by a sodium silicate jacket.

REFERENCES:
patent: 3640885 (1972-02-01), Rhees
patent: 3773678 (1973-11-01), Munday

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