| http://www.w3.org/ns/prov#value | - Membranes of polypropylene (PP) with a pore size of from 0.05 to 3 ??m, particularly preferably from 0.1 to 1 ??m, are particularly suitable.By using the method according to the invention, for example, a substantially electrolyte-free organic polyether polyol could be separated from a polyether polyol solution containing a dispersed aqueous phase of electrolyte, i.e. a salt, and water in a single
|
