Process for producing acrylic acid
AssigneeNippon Shokubai Co., Ltd.
InventorsHiroto Kasuga, Etsushige Matsunami, Masafumi Sugio
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Abstract
The present invention provides a process for producing acrylic acid from glycerin with a catalyst having a prolonged life. In the process for producing acrylic acid from glycerin, a molar ratio of oxygen to glycerin in a raw material gas is set to be not lower than 0.8 and not higher than 20.
Claims2
A process for producing acrylic acid from glycerin using a reactor, wherein a raw material gas to be introduced into an inside of the reactor contains glycerin and oxygen at a molar ratio of oxygen to glycerin in a range of not lower than 0.8 and not higher than 20, a catalyst containing molybdenum as an essential component is used, and wherein raw material gas contains water vapor of not higher than 30 mol %.
Dependencies are inferred from the claim text.