Method for purifying a vinylidene fluoride polymer

The invention relates to a purification method for purifying a vinylidene fluoride polymer comprising at least one impurity, the method comprising the following steps: washing of the vinylidene fluoride polymer with a stream of supercritical fluid; and extraction of residual supercritical fluid from...

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Bibliographische Detailangaben
Hauptverfasser:	ROUSSELLE, BRICE, ALLARD BRETON, BEATRICE
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP
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Beschreibung
Zusammenfassung:	The invention relates to a purification method for purifying a vinylidene fluoride polymer comprising at least one impurity, the method comprising the following steps: washing of the vinylidene fluoride polymer with a stream of supercritical fluid; and extraction of residual supercritical fluid from the vinylidene fluoride polymer. The invention also relates to a vinylidene fluoride polymer, a fluid conveyance part comprising or consisting of said polymer; as well as the use of said fluid conveyance part.