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OwnerWolfgang Heider, Edward Bohres +11inventors
InventorsWolfgang Heider, Edward Bohres, Georg Heinrich Grosch, Hartwig Voss, Gerd Hoppner, Kathrin Harre, Els Paredis, Jurgen Winkler, Michael Stosser, Wilfried Sager, Thomas Barth, Hannelore Barth, Georg Hans Barth
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In a process for working up polyether monools which have been prepared by ring-opening polymerization of epoxides by means of OH-functional starters using at least one heterogeneous catalyst, the heterogeneous catalyst or catalysts is/are separated off from the polyether monool by means of a membrane separation process.
A process for working up polyether alcohols, which have been prepared by ring-opening polymerization of epoxides by means of OH-functional starters using at least one heterogeneous catalyst, wherein the at least one heterogeneous catalyst is separated off from the polyether alcohol by means of a membrane separation process.
Dependencies are inferred from the claim text.