Coating processes – Particles – flakes – or granules coated or encapsulated – Inorganic base
Patent
1975-06-09
1976-12-07
Pitlick, Harris A.
Coating processes
Particles, flakes, or granules coated or encapsulated
Inorganic base
252135, 252136, 252174, 252385, C11D 308
Patent
active
039963993
ABSTRACT:
The invention concerns a process for improving the stability and form of substantially anhydrous sodium metasilicate, and the compositions containing same, and the resulting products. According to the invention, sodium metasilicate is treated with a phosphoric compound. The present invention is used in particular for detergent compositions.
REFERENCES:
patent: 2365215 (1944-12-01), Rhodes
patent: 3285859 (1966-11-01), Jelen
patent: 3630928 (1971-12-01), Fuchs
patent: 3783008 (1974-01-01), Weldes et al.
patent: 3819526 (1974-06-01), Pierce et al.
Pitlick Harris A.
Societe Francaise des Silicates Speciauz "SIFRANCE"
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