Preparation of polytrimethylene ether glycol or copolymers...

Details Preparation of polytrimethylene ether glycol or copolymers... Preparation of polytrimethylene ether glycol or copolymers...

C - Chemistry, Metallurgy

08

G

C08G 65/00 (2006.01)

Patent

CA 2703089

This invention relates to a process for preparing polytrimethylene ether glycols or copolymers thereof having a number-average molecular weight of at least about 250 g/mole by a polycondensation reaction using at least one acid catalyst.

Cette invention concerne un procédé de préparation de polytriméthylène éther glycols ou de copolymères associés ayant un poids moléculaire moyen en nombre d'au moins environ 250g/mole par une réaction de polycondensation utilisant au moins un catalyseur acide.

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