POUCH TYPE BATTERY CASE AND POUCH TYPE SECONDARY BATTERY

The present invention relates to a pouch type battery case which includes a pouch film laminate including a sealant layer, a gas barrier layer, and a surface protection layer, wherein the sealant layer is formed of a first polymer that is an innermost layer, the surface protection layer is formed of...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	KIM, Sang Hun, KANG, Min Hyeong, HWANG, Soo Ji, YU, Hyung Kyun
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BASIC ELECTRIC ELEMENTS ELECTRICITY PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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Beschreibung
Zusammenfassung:	The present invention relates to a pouch type battery case which includes a pouch film laminate including a sealant layer, a gas barrier layer, and a surface protection layer, wherein the sealant layer is formed of a first polymer that is an innermost layer, the surface protection layer is formed of a second polymer that is an outermost layer, and the gas barrier layer is laminated between the surface protection layer and the sealant layer and is formed of an aluminum alloy film having a thickness of 60 µm to 100 µm and a grain size of 10 µm to 13 µm.