Sulphonate-containing terpolymers as flocculants for suspended s

Liquid purification or separation – Processes – Making an insoluble substance or accreting suspended...

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209 5, 210907, C02F 156

Patent

active

047042095

ABSTRACT:
A process of flocculating suspended solids which comprises treating such suspension with an effective amount of a flocculant comprising a water-soluble terpolymer which contains sulfonate groups and has an RSV of at least 15.

REFERENCES:
patent: 3692673 (1972-09-01), Hoke
patent: 4147681 (1979-04-01), Lim et al.
patent: 4342653 (1982-08-01), Halverson
patent: 4545902 (1985-10-01), Connelly et al.
patent: 4555346 (1985-11-01), Rosen et al.
patent: 4569768 (1986-02-01), McKinley
patent: 4599390 (1986-07-01), Fan et al.
The Condensed Chemical Dictionary, 8th Edition, von Nostrand Reinhold Company, 1971, p. 848.

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