TERMINAL RESIN FILM AND POWER STORAGE DEVICE USING SAME

A terminal resin film according to one aspect of the present disclosure includes at least seven layers, in which the at least seven layers of the terminal resin film each of which corresponds to at least one layer selected from the group consisting of a layer A, a layer B, a layer C, and a layer D indicated below, and the terminal resin film has a structure in which the layer A, the layer B, the layer A, and the layer C are stacked in this order or the layer D, the layer A, the layer B, and the layer A are stacked in this order. Layer A: A layer formed from a resin composition including an acid-modified polyolefin resin and having an MFR of 2.0 to 50 g/10 mins. Layer B: A layer formed from a resin composition including a polyolefin resin and having an MFR of 0.05 g/10 mins or more and less than 2.0 g/10 mins. Layer C: A layer formed from a resin composition including an unmodified polyolefin resin and having an MFR of 0.05 to 50 g/10 mins. Layer D: An adhesive layer including a resin having a cross-linked structure.