Hydrogenation of polytrimethylene ether glycol

Details Hydrogenation of polytrimethylene ether glycol Hydrogenation of polytrimethylene ether glycol

C - Chemistry, Metallurgy

07

C

C07C 41/09 (2006.01) C07C 43/04 (2006.01) C07C 43/11 (2006.01)

Patent

CA 2522776

A process comprising contacting PO3G having color with hydrogen in the presence of a hydrogenation catalyst, wherein the PO3G, after hydrogenation, has an APHA color of less than about 50.

L'invention concerne un procédé qui consiste à mettre du PO3G de couleur en contact avec de l'hydrogène, en présence d'un catalyseur d'hydrogénation, le POG3 possédant, après hydrogénation, une couleur APHA inférieure à 50.

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