Preparation of high molecular weight polyarylene sulfide with mixing of polyarylene sulfide with sulfur

This invention relates to a process for the preparation of high molecular weight polyarylene sulphides from low molecular weight polyarylene sulphides by a reaction with elementary sulphur.

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Bibliographische Detailangaben
Hauptverfasser:	FRITSCH, KARL-HERBERT, OSTLINNING, EDGAR
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 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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Beschreibung
Zusammenfassung:	This invention relates to a process for the preparation of high molecular weight polyarylene sulphides from low molecular weight polyarylene sulphides by a reaction with elementary sulphur.