Method for concentrating an acrylamide aqueous solution

Details Method for concentrating an acrylamide aqueous solution Method for concentrating an acrylamide aqueous solution

1975-12-03

1977-06-28

Demers, Arthur P.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

159 13R, 159 13A, 159 13C, 159 48L, 159 47R, 159 49, 159DIG10, 203 8, 203 9, C07C10308

Patent

active

040325725

ABSTRACT:
A method for economically concentrating an acrylamide aqueous solution by catalytic hydration without substantial deterioration in the product. According to the method, an acrylamide aqueous solution obtained from catalytic hydration, is concentrated by distillation while maintaining the solution in good contact with at least 0.1 mole. or more of air per mole of water distilled from the acrylamide aqueous solution.

REFERENCES:
patent: 3917693 (1975-11-01), Asano et al.

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