Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Brian A. Salisbury0
Noel C. Hallinan0
Date of Patent
March 18, 2008
0Patent Application Number
118101670
Date Filed
June 5, 2007
0Patent Primary Examiner
Patent abstract
A method for removing aldehyde impurities from acetic acid is disclosed. The method comprises extracting the aldehyde impurities from a methyl iodide solution such as the decanter heavy phase with a polyol. After the aldehyde impurities are removed, the methyl iodide heavy phase can be recycled to the carbonylation.
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