Improved method for producing polyether polyols

C - Chemistry – Metallurgy – 08 – G

Patent

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Details

C08G 65/26 (2006.01) B01F 5/00 (2006.01) B01F 5/06 (2006.01) B01F 5/16 (2006.01) B01F 5/18 (2006.01) B01J 19/18 (2006.01) B01J 19/24 (2006.01)

Patent

CA 2438647

The invention relates to an improved method for producing polyether polyols by means of double metal cyanide (DMC) catalysis by polyaddition of aklylene oxides to starter compounds that carry active hydrogen atoms.

L'invention concerne un procédé perfectionné pour produire des polyéthers polyols par catalyse de cyanure métallique double (DMC) avec polyaddition d'oxydes d'alkylène sur des liaisons d'amorçage contenant des atomes d'hydrogène actifs.

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