CPC H01M 4/525 (2013.01) [H01M 4/131 (2013.01); H01M 4/505 (2013.01); H01M 2004/027 (2013.01); H01M 2004/028 (2013.01)] | 10 Claims |
1. An electrode assembly, the electrode assembly comprising:
a plurality of positive electrodes, a plurality of negative electrodes and a plurality of separators repeatedly stacked,
wherein one of the plurality of separators is a shrinkage film made of a material shrinking at greater than a predetermined temperature,
wherein the shrinkage film is disposed between a first positive electrode of the plurality of positive electrodes and a first negative electrode of the plurality of negative electrodes so that, when the shrinkage film is shrunk by an increase of a temperature, the first positive electrode and the first negative electrode contact each other to generate a microcurrent, and
wherein the first positive electrode has a positive current collector with a positive electrode active material facing the shrinkage film.
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