Auxiliary for improving retention, dewatering and working...

Details Auxiliary for improving retention, dewatering and working... Auxiliary for improving retention, dewatering and working...

C - Chemistry, Metallurgy

08

G

402/226, 402/268

C08G 65/28 (2006.01) C02F 1/54 (2006.01) C08G 69/48 (2006.01) D21F 1/82 (2006.01) D21H 17/54 (2006.01)

Patent

CA 1124963

Abstract of the Disclosure The invention relates to an auxiliary for improving the retention of flushable solids, for accelerating the dewatering of suspensions and for more rapidly working up industrial waters, effluents and sludged by the addition of basic water-soluble polymers in the form of an aqueous polymer solution whereby the auxiliary is a reaction product C, which is formed from the reaction of an aliphatic polyethylene glycol ether amine as a first component product A, with basic polyamino amides as a second component product B, whereby the halogen groups of component product A reacts with the -NH-groups of component product B with elimination of hydrohalic acids and formation of the intermediate product AB, by reacting the intermediate product AB thus obtained with polyfunctional compounds.

308579

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