POUCH FILM LAMINATE, POUCH-TYPE BATTERY CASE, AND POUCH-TYPE SECONDARY BATTERY

The present invention relates to a pouch film laminate for preparing a pouch type battery case accommodating an electrode assembly, wherein the pouch film laminate of the present invention includes a sealant layer formed of a first polymer as an innermost layer, a surface protection layer 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 LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM PERFORMING OPERATIONS PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY TRANSPORTING
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Beschreibung
Zusammenfassung:	The present invention relates to a pouch film laminate for preparing a pouch type battery case accommodating an electrode assembly, wherein the pouch film laminate of the present invention includes a sealant layer formed of a first polymer as an innermost layer, a surface protection layer formed of a second polymer as an outermost layer, an aluminum alloy thin film having a grain size of 10 um to 13 um, and a gas barrier layer laminated between the surface protection layer and the sealant layer, wherein the gas barrier layer has a thickness of 50 um to 70 um, and the sealant layer has a thickness of 70 um to 100 um.