Readily-soluble,solid,water-containing alkali metal silicates and process
Abstract
Abstract READILY-SOLUBLE, SOLID, WATER-CONTAINING ALKALI METAL SILICATES SELECTED FROM THE GROUP CONSISTING OF SODIUM SILICATE AND POTASSIUM SILICATE, HAVING A SIO2 TO ALKALI METAL OXIDE RATIO OF FROM 2 TO 4:1 AND CONTAINING FROM 50% TO 70% BY WEIGHT SIO2, 11 TO 20% BY WEIGHT OF WATER AND 0.2% TO 10% BY WEIGTH OF WATER-SOLUBLE QUATENARY NITROGEN COMPOUNDS HAVING FROM 4 TO 24 CARBON ATOMS PER NITROGEN ATOMS, AS WELL AS THE PROCESS OF PREPARING SAID READILY-SOLUBLE, SOLID, WATER-CONTAINING ALKALI METAL SILICATES BY ADDING FROM 0.1% TO 5% BY WEIGHT OF SAID WATER-SOLUBLE QUATERNARY NITROGEN COMPOUNDS TO AN AQUEOUS ALKALI METAL SILICATE SOLUTION CONTAINING FROM 20% TO 37% BY WEIGHT OF SIO2 AND DRYING THE RESULTANT SOLUTION TO A WATER CONTENT OF FROM 11% TO 20% BY WEIGHT.
Inventors
- 👤 H Freyhold
- 👤 V Wehle
Bibliographic Details
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