Auxiliary agent for improving retention, drainage and treatment

Details Auxiliary agent for improving retention, drainage and treatment Auxiliary agent for improving retention, drainage and treatment

1976-01-21

1978-06-06

Anderson, Harold D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

162164R, 210 54, 210 42R, 260 292EP, 260 292N, 260 78L, C08G 6948

Patent

active

040936058

ABSTRACT:
Auxiliary agent for improving the retention of flushable solids, the drainage of suspensions and the rapid treatment of industrial waters, effluents and sludges, especially in paper making which comprises the crosslinking of an intermediate product A with another intermediate product B in the presence of an polyfunctional compound to form the auxiliary agent C, wherein the intermediate product A comprises polyamines which contain quaternary nitrogen and which are formed by the action of polyvalent and/or monovalent amines on the reaction products of the secondary amine hydrochlorides with epichlorohydrin and wherein the intermediate product B comprises basic-polyamino-amides.

REFERENCES:
patent: 3320215 (1967-05-01), Conte et al.
patent: 3632559 (1972-01-01), Matter et al.

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