METHOD FOR ISOLATING METHYLGLYCINENITRILE-N,N-DIACETONITRILE

METHOD FOR ISOLATING METHYLGLYCINENITRILE-N,N-DIACETONITRILE

A method for isolating methylglycinenitrile-N,N-diacetonitrile (MGDN) from an aqueous mixture comprising MGDN is provided The method comprises cooling the aqueous mixture in one or more steps In one of these steps the mixture is cooled at a cooling rate of at least 20 K/h from a temperature above th...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: JUDAT BERND, STAMM ARMIN, TEICH FRIEDHELM, OFTRING ALFRED
Format: Patent
Sprache:eng
Schlagworte:
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:A method for isolating methylglycinenitrile-N,N-diacetonitrile (MGDN) from an aqueous mixture comprising MGDN is provided The method comprises cooling the aqueous mixture in one or more steps In one of these steps the mixture is cooled at a cooling rate of at least 20 K/h from a temperature above the solidification point of MGDN to a temperature below the solidification point of MGDN The method is implemented continuously