Process for the purification of polycarbonate solutions

Organic-solvent solutions of polycarbonates containing impurities, e.g., sodium chloride and sodium carbonate formed during the preparation of the polycarbonates, and/or catalysts, are purified by sending aqueous emulsions of polycarbonates in water-immiscible organic solvents, in particular the aqu...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	GOVONI, GABRIELE, RINALDI, ROBERTO, VISANI, FRANCESCO
Format:	Patent
Sprache:	eng
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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