STABLE AQUEOUS ACRYLAMIDE SOLUTION Russian patent published in 2016 - IPC C07C231/22 C07C233/09 C12P13/02 

Abstract RU 2573385 C2

FIELD: chemistry.

SUBSTANCE: invention relates to an aqueous acrylamide solution for producing an acrylamide polymer, which contains acetaldehyde in concentration of 1.5 mg/kg acrylamide to 4 mg/kg acrylamide for stabilising the aqueous acrylamide solution. The invention also relates to a stabilised aqueous acrylamide solution and a method of stabilising an aqueous acrylamide solution.

EFFECT: obtaining a stable aqueous acrylamide solution owing to content of acetaldehyde in concentration of 1,5 mg/kg acrylamide to 4 mg/kg acrylamide.

5 cl, 2 tbl, 2 ex

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RU 2 573 385 C2

Authors

Kanou Makoto

Khagija Norifumi

Dates

2016-01-20Published

2011-02-21Filed