Process for the production of stabilized sodium percarbonate

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

1979-03-01

1980-03-18

Silverberg, Sam

Coating processes

Particles, flakes, or granules coated or encapsulated

Inorganic base

252 99, 252186, C11D 754

Patent

active

041940253

ABSTRACT:
There are prepared sodium percarbonate particles comprising a sodium percarbonate nucleus encased in a layer of a mixture of dehydrated sodium perborate and sodium silicate prepared by spraying the sodium percarbonate with a supersaturated solution of sodium perborate and a sodium silicate solution and drying to at least partially remove the added water.

REFERENCES:
patent: 3161597 (1964-12-01), Young
patent: 3449254 (1969-05-01), Suiter
patent: 3640885 (1972-02-01), Rhees
patent: 3650961 (1972-03-01), Hudson
patent: 3951838 (1976-04-01), Yates
patent: 3979318 (1976-09-01), Tokiwg
patent: 4156039 (1979-05-01), Klebe

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