Alkoxylation process

Details Alkoxylation process Alkoxylation process

1981-12-23

1983-03-01

Mars, Howard T.

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

252431R, 252431C, 568622, 568679, 568678, C07C 4103

Patent

active

043755640

ABSTRACT:
Alkanol alkoxylates having utility, for instance, as nonionic surfactants in detergent formulations are prepared by the reaction of C.sub.1 to C.sub.30 alkanols with C.sub.2 to C.sub.4 alkylene oxides in the presence of a catalytically effective amount of a co-catalyst combination comprising as a first component one or more soluble, basic compounds of magnesium and as a second component one or more soluble compounds of at least one element selected from the group consisting of aluminum, boron, zinc, titanium, silicon, molybdenum, vanadium, gallium, germanium, yttrium, zirconium, niobium, cadmium, indium, tin, antimony, tungsten, hafnium, tantalum, thallium, lead, and bismuth.

REFERENCES:
patent: 3972948 (1976-08-01), Laemmle et al.
patent: 4112231 (1978-09-01), Weibull et al.
patent: 4210764 (1980-07-01), Yang et al.
patent: 4302613 (1981-11-01), Yang et al.

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