PREPARATION OF N-VINYLPYRROLIDONE POLYMERS, CONTAINING LESS THAN 0.5 WT% OF 2-PYRROLIDONE

Objective of the present invention to provide a process for the preparation of N-vinylpyrrolidone polymers, containing less than 0.5 wt% of 2-pyrrolidone, by solution polymerization in aqueous medium.

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Bibliographische Detailangaben
Hauptverfasser:	BERGELER, Maike, GUTH, Felicitas, SMIT, Theo, STRUBE, Karl-Hermann, WELZ, Oliver, FILGES, Ulrich, MELLER, Monika
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON HUMAN NECESSITIES HYGIENE MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS MEDICAL OR VETERINARY SCIENCE METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES THEIR PREPARATION OR CHEMICAL WORKING-UP
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Beschreibung
Zusammenfassung:	Objective of the present invention to provide a process for the preparation of N-vinylpyrrolidone polymers, containing less than 0.5 wt% of 2-pyrrolidone, by solution polymerization in aqueous medium.