Polyvinyl alcohol film, composite film, and method of manufacturing optical member

A polyvinyl alcohol film, a composite film, and a method for manufacturing an optical member are disclosed. The composite film comprises a base film and a polyvinyl alcohol resin layer which is arranged on the base film, wherein the polyvinyl alcohol resin layer contains a polyvinyl alcohol-based re...

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Bibliographische Detailangaben
Hauptverfasser:	KIM, CHEOL HO, KWAK, KI-YUEL, SONG, KYOUNG-SOO, LEE, SEUL, HEO, YOUNG MIN, KI, JUNG HEE, LEE, SEUNGWON, DAN, KYUNGSIK
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G CHEMISTRY COMPOSITIONS BASED THEREON GENERAL PROCESSES OF COMPOUNDING INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM METALLURGY OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS PHYSICS PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCESIN A PLASTIC STATE 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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Beschreibung
Zusammenfassung:	A polyvinyl alcohol film, a composite film, and a method for manufacturing an optical member are disclosed. The composite film comprises a base film and a polyvinyl alcohol resin layer which is arranged on the base film, wherein the polyvinyl alcohol resin layer contains a polyvinyl alcohol-based resin and has a water content of approximately 2-20 wt%.