Aqueous acrylamide solution, stabilizer for aqueous acrylamide solution, and stabilization method for aqueous acrylamide solution
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United States of America Patent
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Jun 21, 2016
Grant Date -
Mar 20, 2014
app pub date -
May 21, 2012
filing date -
May 19, 2011
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Abstract
There is provided an aqueous acrylamide solution including 2,2,6,6-tetramethylpiperidine 1-oxyl in the ratio of 2 to 100 mg and manganese ions in the ratio of 0.2 to 2.0 mg per 1 kg of acrylamide. According to the present invention, an aqueous acrylamide solution having favorable quality and high stability with suppressed polymerization of acrylamide, a stabilizer used therefore, and a stabilization method can be provided.
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