Removing anions from alkaline silicate solutions

Details Removing anions from alkaline silicate solutions Removing anions from alkaline silicate solutions

1999-06-01

2000-05-16

Griffin, Steven P.

Chemistry of inorganic compounds

Treating mixture to obtain metal containing compound

Group ib metal

423 49, 423100, 423139, 423604, 423605, 423622, C01G 302, C01G 902, C01G 4502, C01G 5304

Patent

active

060633441

ABSTRACT:
A method of removing HMO.sub.2.sup.- anions from an aqueous silicate solution comprising contacting the solution with a cationic ion exchange resin, where M is manganese, zinc, copper, nickel, or a mixture thereof. The method is particularly applicable to solutions of sodium silicate or potassium silicate.

REFERENCES:
patent: 3857924 (1974-12-01), Halasz
patent: 4230679 (1980-10-01), Mahler et al.
patent: 4465657 (1984-08-01), Spijker

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