Process for purifying polyether-polyols

The present invention relates to a process for purifying polyether-polyols. The heretofore mainly used methods, which were based on the neutralization with acids and the use of several adsorbents, offer drawbacks ranging from the possibility of corrosion to the need of a plurality of filtrations, ca...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	MAFFEZZONI, CARLO, MORETTI, ENRICO, MAZDRAKOV, BOYAN GEORGIEV, PENATI, AMABILE, AGOPIAN, GARBIS
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP
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