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    • 8. 发明申请
    • METHOD FOR PRODUCING ACRYLAMIDE
    • 生产丙烯酰胺的方法
    • US20140134683A1
    • 2014-05-15
    • US14122052
    • 2012-05-29
    • Makoto KanouKiyonobu Niwa
    • Makoto KanouKiyonobu Niwa
    • C12P13/02
    • C12P13/02C07C231/06C07C233/09
    • The present invention relates to a method for producing acrylamide comprising: supplying a raw material water to a reactor, supplying acrylonitrile to the reactor, and hydrating acrylonitrile using a biocatalyst, wherein a temperature of the raw material water in the supplying step of the raw material water to the reactor is equal to or more than freezing point of the raw material water and lower than the reaction temperature by 5° C. or more. The present invention can be provided to the method of producing acrylamide which can be removed the reaction heat produced at the hydration reaction of acrylonitrile effectively with a low cost.
    • 本发明涉及一种丙烯酰胺的制造方法,其特征在于,将原料水供给反应器,向所述反应器供给丙烯腈,使用生物催化剂使丙烯腈水合,所述原料水的供给工序中的原料水的温度 反应器的水等于或大于原料水的凝固点,低于反应温度5℃以上。 本发明可以提供给制造丙烯酰胺的方法,其可以以低成本有效地除去丙烯腈的水合反应产生的反应热。