Use of crystalline layered sodium silicates for softening water

Details Use of crystalline layered sodium silicates for softening water Use of crystalline layered sodium silicates for softening water

1985-04-09

1987-05-12

Willis, Prince E.

Compositions

Water-softening or purifying or scale-inhibiting agents

210687, 252135, 252179, 252DIG11, C02F 502, C02F 508

Patent

active

046648399

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 (1984-10-01), Vessey
patent: 3918921 (1975-11-01), Pierce
patent: 4019998 (1977-04-01), Benson et al.

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