CPC H01M 50/186 (2021.01) [H01M 50/105 (2021.01); H01M 50/119 (2021.01); H01M 50/124 (2021.01); H01M 2220/20 (2013.01)] | 6 Claims |
1. A method for connecting a pre-sealing tape to a composite metal foil for pouch cells, comprising at least the following steps:
a) creating a texture in at least a partial area of the composite metal foil;
b) applying a pre-sealing tape onto the composite metal foil, whereby the texture is at least partially covered by the pre-sealing tape;
c) connecting the pre-sealing tape to the composite metal foil to form a composite body; and
d) cutting the composite body to the predefined finished contour,
whereby, prior to step a), the composite metal foil is inserted into a shaping device having a recess, and
whereby the texture on the composite metal foil is created in step a) by means of an insert in a hold-down device in the shaping device.
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