Use of crystalline layered sodium silicates for softening water and a process for softening water
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United States of America Patent
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May 12, 1987
Grant Date -
N/A
app pub date -
Apr 9, 1985
filing date -
Apr 11, 1984
priority date (Note) -
Expired
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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.
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