A process for purifying and recycling a solvent stream

A process comprises:a) Recovering a crude recycle solvent stream comprising a tertiary formalmide (TF; e.g. DMF) and a tertiary acetamide (TA; e.g. DMAC) from a mixture comprising at least one substance less volatile than the TF and the TA; b) Reducing the concentration of TA in the crude recycle so...

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Bibliographische Detailangaben

Hauptverfasser:	WILEY JAMES EDWIN, JABER MOHAMAD RAMI RADWAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS CHEMISTRY DERIVATIVES THEREOF METALLURGY NUCLEIC ACIDS NUCLEOSIDES NUCLEOTIDES ORGANIC CHEMISTRY SUGARS
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