Water-soluble comb-type branched cationic acrylamide copolymers - have side chains formed by acrylamide grafted on main chain of linear cationic prepolymer contg. amino gps., useful in water purificn. and paper mfr.

Germany Patent

PATENT NO 19524869
APP PUB NO DE-19524869-A1
SERIAL NO

19524869

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