MULTILAYER BATTERY SEPARATOR AND METHOD FOR MANUFACTURING THE SAME

A multilayer battery separator is provided. The multilayer battery separator includes a porous polyethylene (PE) film, and a porous thermal resistant film selected from a group consisting of: a weight ratio of polyvinylidene fluoride (PVDF) and cellulose of 90/10-40/60; a weight ratio of polyvinylid...

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Bibliographische Detailangaben
Hauptverfasser: TSAI CHINGUN, HUANG KUAN-YEH, FENG MINGNG, KONG DANNG, CHUNG LI-HAN
Format: Patent
Sprache:eng
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Zusammenfassung:A multilayer battery separator is provided. The multilayer battery separator includes a porous polyethylene (PE) film, and a porous thermal resistant film selected from a group consisting of: a weight ratio of polyvinylidene fluoride (PVDF) and cellulose of 90/10-40/60; a weight ratio of polyvinylidene fluoride and polyethylene glycol (PEG) of 99/1-85/15; and polyimide (PI), and combinations thereof. A method for manufacturing the multilayer battery separator is also provided.