Sulfomethylamide-containing polymers

C - Chemistry – Metallurgy – 08 – F

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C08F 8/34 (2006.01) C08F 20/54 (2006.01)

Patent

CA 1278649

SULFOMETHYLAMIDE-CONTAINING POLYMERS ABSTRACT OF THE INVENTION Polyacrylamide is reacted with formaldehyde and bisulfite at a temperature of at least about 100°C. and at an initial reaction mixture pH of less than about 12, preferably about 3 to about 8, to produce sulfomethylpolyacrylamide.

522951

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