SEPARATOR FOR ALKALINE STORAGE BATTERY AND MANUFACTURING METHOD THEREOF, AND ALKALINE STORAGE BATTERY

PROBLEM TO BE SOLVED: To provide a separator for an alkaline storage battery, which has an excellent impregnation property for a potassium hydroxide aqueous solution-based electrolytic solution and which does not lose an ammonia capturing function even if the separator is stored for a long period or...

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Bibliographic Details
Main Authors YAMAZAKI YASUHISA, SHIGEMATSU KUNIHARU, SAKUMA TAKASHI, NISHIZAKA KOHEI, TOZAWA MASAAKI
Format Patent
LanguageEnglish
Published 24.09.2009
Subjects
BASIC ELECTRIC ELEMENTS
ELECTRICITY
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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Summary:PROBLEM TO BE SOLVED: To provide a separator for an alkaline storage battery, which has an excellent impregnation property for a potassium hydroxide aqueous solution-based electrolytic solution and which does not lose an ammonia capturing function even if the separator is stored for a long period or is exposed for a short time to a comparatively high temperature, to provide a manufacturing method thereof, and to provide the alkaline storage battery. SOLUTION: The separator includes a sulfonated polyolefin-based nonwoven fabric and an aromatic sulfonate-based anionic surfactant applied to the above polyolefin-based nonwoven fabric. COPYRIGHT: (C)2009,JPO&INPIT
Bibliography:Application Number: JP20080059338