Process of coating calcium sulfate dihydrate detergent filler pa

Details Process of coating calcium sulfate dihydrate detergent filler pa Process of coating calcium sulfate dihydrate detergent filler pa

1975-10-20

1976-12-14

Albrecht, Dennis L.

Coating processes

Particles, flakes, or granules coated or encapsulated

Inorganic base

252131, 252134, 252140, 252174, 427220, 427372R, 427399, B05D 116, C11D 314, C11D 1104, C11D 1706

Patent

active

039976920

ABSTRACT:
Sodium sulfate, the compound commonly used as a filler in detergent compositions, is in short supply, and a suitable substitute for use in detergent compositions is calcium sulfate dihydrate coated with a substantially water-insoluble calcium salt selected from the group consisting of calcium carbonate, calcium silicate, calcium sulfite, calcium orthophosphate, hydroxyapatite and a calcium salt of an alkanoic acid having about 12 to about 22 carbon atoms.

REFERENCES:
patent: 2766212 (1956-10-01), Grifo
patent: 3686098 (1972-08-01), Weil
patent: 3799880 (1974-03-01), Kelly

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