REMOVAL OF FORMALDEHYDE FROM AQUEOUS SOLUTIONS OF 2-BUTYNE-1,4-DIOL

摘要

Abstract of the DisclosureProcess for the removal of formaldehyde from aqueous so-lutions of 2-butyne-1,4-diol by adding methanol and anacidic agent to the aqueous butynediol solution and dis-tilling off formaldehyde dimethylacetal from the mixtureat elevated temperatures.