Method for preparing high-polymerization-degree polyvinyl alcohol through water-phase precipitation polymerization

The invention provides a method for preparing high-polymerization-degree polyvinyl alcohol through water-phase precipitation polymerization, which comprises the following steps: preparing polyvinyl acetate through water-phase precipitation polymerization, and carrying out alcoholysis on the prepared...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HU SHAN, LI QINGQI, LI YUANPENG, DUAN WENJIANG, HE YUEWEN
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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