Preparation of nonionic surfactants

Details Preparation of nonionic surfactants Preparation of nonionic surfactants

C - Chemistry, Metallurgy

07

C

260/636.3

C07C 43/13 (2006.01) C07C 41/03 (2006.01) C08G 65/26 (2006.01)

Patent

CA 1270495

A B S T R A C T PREPARATION OF NONIONIC SURFACTANTS A process for the preparation of an alkanol alkoxylate product having a narrow-range alkylene oxide adduct distribution and a low content of residual alkanol, which comprises reacting an alkylene oxide reactant comprising one or more C2 to C4 vicinal alkylene oxides with an alkanol reactant comprising one or more C6 to C30 alkanols in the presence of a catalytically effective amount of a catalyst prepared by contacting (i) one or more sulphur-containing acids and (ii) one or more aluminium compounds selected from the group consisting of aluminium alcoholates and aluminium phenolates.

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