Compositions – Compositions containing a single chemical reactant or plural... – Organic reactant
Patent
1987-02-27
1989-04-11
Willis, Prince E.
Compositions
Compositions containing a single chemical reactant or plural...
Organic reactant
25217425, 25217419, 252526, 252527, 25217416, C11D 308, C11D 312
Patent
active
048204390
ABSTRACT:
Crystalline layered sodium silicates having the composition NaMSi.sub.x O.sub.2x+1.y H.sub.2 O, in which M denotes sodium or hydrogen, x is a number from 1.9 to 4 and y is a number from 0 to 20, are used for softening water containing calcium and/or magnesium ions.
REFERENCES:
patent: 3840348 (1974-10-01), Vessey
patent: 3918921 (1975-11-01), Pierce
Hoechst Aktiengesellschaft
Willis Prince E.
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