Process for the preparation of alkanol alkoxylates

Details Process for the preparation of alkanol alkoxylates Process for the preparation of alkanol alkoxylates

C - Chemistry, Metallurgy

07

C

260/636.1

C07C 43/11 (2006.01) B01J 21/10 (2006.01) C07C 41/50 (2006.01) C07C 43/13 (2006.01)

Patent

CA 1185992

A B S T R A C T PROCESS FOR THE PREPARATION OF ALKANOL ALKOXYLATES Alkanol alkoxylates having utility, for example, as non- ionic surfactants in detergent formulations are prepared in accordance with the invention by the reaction of C6 to C30 alkanols with C2 to C4 alkylene oxides in the presence of a co-catalyst combination comprising as a first component one or more alkanol-soluble basic compounds of magnesium and as a second component one or more alkanol-soluble compounds of at least one element selected from the group consisting of aluminium, boron, zinc, titanium, silicon, molybdenum, vanadium, gallium, germanium, yttrium, zirconium, niobium, cadmium, indium, tin, antimony, tungsten, hafnium, tantalum, thallium, lead, and bismuth.

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