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The separation of methanol and methyl acetal

2007-12-26View Original

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Methanol and methylal form an azeotrope, with the azeotopic composition being: 92% methylal + 8% methanol; I chose the solvents DMF, ethylene glycol, glycerol, and triethylamine; whether calculated in Aspen or VMG, none of these extractants had any effect on improving the separation Furthermore, no VLE data for extractants (DMF, ethylene glycol, glycerol, triethylamine) and methyl acetal can be found in the literature. I would like to ask how I can address this issue The property method I chose is: NRTL
Reply #22008-01-14
When is it necessary to separate methanol from methyl acetal? Is there methyl acetal in the crude alcohol?
Reply #32011-09-09
:Lol, the poster must have a large amount of methanol in their product

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