Pouch Cell And Method For Manufactu Ring The Same

Abstract: The present invention relates to a pouch cell capable of preventing a crack from occurring in a bridge part of a pouch due to a gas generated during a charge or a discharge process, and a method of manufacturing the pouch cell. A pouch cell manufacturing method according to the present invention includes step (a) of molding a pouch film including a metal layer so that a pair of cup parts, which can accommodate an electrode assembly, are formed in the pouch film and positioned at both sides of a bridge part, wherein in step (a), the pouch film can be molded to satisfy an expression of T/D > 0.006, where the thickness of a metal layer of the bridge part after molding is T mm and the depth of the cup parts is D mm.

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