Removal of formaldehyde from aqueous solutions of...

Details Removal of formaldehyde from aqueous solutions of... Removal of formaldehyde from aqueous solutions of...

C - Chemistry, Metallurgy

07

C

202/99, 260/640.

C07C 29/84 (2006.01) C07C 29/88 (2006.01) C07C 33/046 (2006.01)

Patent

CA 1322378

Abstract of the Disclosure Process for the removal of formaldehyde from aqueous so- lutions of 2-butyne-1,4-diol by adding methanol and an acidic agent to the aqueous butynediol solution and dis- tilling off formaldehyde dimethylacetal from the mixture at elevated temperatures.

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