Method for producing dmc catalysts

The invention relates to an improved method of producing double-metal cyanide (DMC) catalysts for the production of polyether polyols by polyaddition of alkylene oxides to starter compounds containing active hydrogen atoms, in which the DMC catalyst dispersion is produced using a mixing nozzle, pref...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	FRANZ FOHLES, STEPHAN EHLERS, THORSTEN FECHTEL, BERND KLINKSIEK, JORG HOFMANN, PIETER OOMS
Format:	Patent
Sprache:	eng
Schlagworte:	AMMONIA CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY COMPOSITIONS BASED THEREON COMPOUNDS THEREOF CYANOGEN INORGANIC CHEMISTRY MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL THEIR PREPARATION OR CHEMICAL WORKING-UP THEIR RELEVANT APPARATUS TRANSPORTING
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