Polyquaternary flocculants

Details Polyquaternary flocculants Polyquaternary flocculants

1974-03-06

1976-05-11

Czaja, Donald E.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

210 54, 260 2EP, 260 292EP, 2605676P, C08G 6526, C02B 120

Patent

active

RE0288071

ABSTRACT:
Polyquaternary flocculants of average molecular weight, in excess of 10,000 are prepared by reacting a secondary amine with an epihalohydrin or diepoxide for use in flocculation of aqueous systems where ordinary cationic flocculants cannot be used.

REFERENCES:
patent: 2173069 (1939-09-01), Ulrich et al.
patent: 2753372 (1956-07-01), Lundberg
patent: 3240721 (1966-03-01), Fordyce
patent: 3259570 (1966-07-01), Priesing et al.
patent: 3493502 (1970-02-01), Coscia
patent: 3567659 (1971-03-01), Nagy
patent: 3663461 (1972-05-01), Witt

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