Process for producing high-quality acrylamide polymer with enzyme
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United States of America Patent
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Issued Date -
Feb 1, 2007
app pub date -
Apr 2, 2004
filing date -
Apr 10, 2003
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Abandoned
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Abstract
The object of the present invention is to obtain a highly soluble and colorless acrylamide polymer having a high molecular weight. A method for producing such acrylamide polymer involves comprises steps of: hydrating acrylonitrile containing oxazole at a concentration of 5 mg/kg or less and hydrogen cyanide at a concentration of 1 mg/kg or less by an enzymatic method to yield acrylamide; andt polymerizing monomers containing acrylamide.
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