Colloidal silica/polyelectrolyte blends for natural water clarif

Details Colloidal silica/polyelectrolyte blends for natural water clarif Colloidal silica/polyelectrolyte blends for natural water clarif

1995-11-26

1997-04-15

McCarthy, Neil

Compositions

Water-softening or purifying or scale-inhibiting agents

Plant or organic material containing

252181, C02F 156

Patent

active

056206291

ABSTRACT:
This invention relates to a composition of matter of a silica sol/water soluble cationic polymer mixture. The colloidal silica may also be conditioned by passing over a cationic exchange resin prior to addition of cationic polymer.

REFERENCES:
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patent: 4153548 (1979-05-01), Forney
patent: 4308149 (1981-12-01), Selvarajan
patent: 4568721 (1986-02-01), Fong et al.
patent: 4655934 (1987-04-01), Rose et al.
patent: 4795531 (1989-01-01), Sofia et al.
patent: 4863615 (1989-09-01), Stenger et al.
patent: 5004550 (1991-04-01), Beckman

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