Polyquaternary flocculants

Details Polyquaternary flocculants Polyquaternary flocculants

C - Chemistry, Metallurgy

08

G

402/274, 400/590

C08G 59/10 (2006.01) C02F 1/54 (2006.01) C02F 1/56 (2006.01) C08G 73/02 (2006.01) C08L 63/00 (2006.01)

Patent

CA 1180848

IMPROVED POLYQUATERNARY FLOCCULANTS ABSTRACT OF THE DISCLOSURE Polyquaternary polymeric flocculants, containing a substantially reduced total residual amount of epihalohydrin and 1,3-dihalo-2-propanol and less than about 1000 ppm of dialkylamine, are produced by reacting a polyquaternary polymer prepared from epihalohydrin, dialkylamine, and optionally a poly- functional amine with a compound of the formula: Image wherein R1, R2, R3 and R4 are alkyl (C1-C3), and R5 is hydrogen or hydroxyl

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