CPC H01M 50/126 (2021.01) [B32B 7/12 (2013.01); B32B 15/085 (2013.01); B32B 15/088 (2013.01); B32B 15/20 (2013.01); B32B 27/281 (2013.01); B32B 27/32 (2013.01); B32B 27/34 (2013.01); B32B 37/12 (2013.01); B32B 37/185 (2013.01); H01M 50/105 (2021.01); H01M 50/119 (2021.01); H01M 50/121 (2021.01); H01M 50/131 (2021.01); B32B 2250/03 (2013.01); B32B 2255/06 (2013.01); B32B 2255/26 (2013.01); B32B 2307/306 (2013.01); B32B 2307/71 (2013.01); B32B 2307/714 (2013.01); B32B 2311/24 (2013.01); B32B 2323/10 (2013.01); B32B 2377/00 (2013.01); B32B 2379/08 (2013.01); B32B 2457/10 (2013.01)] | 6 Claims |
1. An aluminum pouch film for a secondary battery, the film comprising:
an aluminum layer;
an outer resin layer formed on a first surface of the aluminum layer;
an inner resin layer formed on a second surface of the aluminum layer; and
an adhesive layer for adhering the aluminum layer to the inner resin layer,
wherein the outer resin layer includes a copolymer comprising a polyamide unit and a polyimide unit,
wherein the outer resin layer and the aluminum layer are directly adhered without an adhesive layer between the outer resin layer and the aluminum layer.
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