Processes for isolating or purifying propylene glycol,...

Details Processes for isolating or purifying propylene glycol,... Processes for isolating or purifying propylene glycol,...

C - Chemistry, Metallurgy

07

C

C07C 29/84 (2006.01) B01D 3/40 (2006.01) C07C 29/82 (2006.01) C07C 31/20 (2006.01) C09K 3/18 (2006.01) C11D 3/20 (2006.01)

Patent

CA 2650302

This invention relates to a process for separating ethylene glycol or propylene glycol from mixtures containing the ethylene glycol or the propylene glycol and other polyols using polar compounds; as well as compositions obtained therefrom.

L'invention concerne un procédé de séparation d'éthylène glycol ou de propylène glycol de mélanges contenant de l'éthylène glycol ou du propylène glycol et d'autres polyols à l'aide de composés polaires, ainsi que des compositions ainsi obtenues.

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