PREPARATION METHOD OF POLYVINYLALCOHOL FILM WITH VARIOUS STEREOREGULARITIES AND POLYVINYLALCOHOL FILM OBTAINED THEREBY

PURPOSE: A method for preparing a polyvinylalcohol film with various stereoregularities and high elongation and the polyvinylalcohol film obtained thereby are provided to be used in various fields such as a fruit box, a packing material of food or a coating agent of medicines by applying a band stre...

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Bibliographische Detailangaben
Hauptverfasser:	HAN, MAN HO, OH, KYEONG IL, JANG, JIN HO, HAN, SUNG SOO, SHIN, EUN JOO, LYOO, WON SEOK, JEGAL, YEONG SOON
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS GENERAL PROCESSES OF COMPOUNDING MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL WORKING-UP
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