POROUS POLYMER FILM AND PRODUCTION METHOD FOR POROUS POLYMER FILM

PROBLEM TO BE SOLVED: To provide a porous polymer film having excellent permeability and alkali resistance and also having excellent mechanical strength.SOLUTION: The present invention is a porous polymer film characterized by comprising a fluoropolymer (A) having a vinylidene fluoride unit and a te...

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Bibliographische Detailangaben
Hauptverfasser:	TANAKA YOSHITO, SHIOYA YUKO, MIKI ATSUSHI
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G CHEMISTRY COMPOSITIONS BASED THEREON GENERAL PROCESSES OF COMPOUNDING MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING WORKING-UP
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a porous polymer film having excellent permeability and alkali resistance and also having excellent mechanical strength.SOLUTION: The present invention is a porous polymer film characterized by comprising a fluoropolymer (A) having a vinylidene fluoride unit and a tetrafluoroethylene unit.