Electrode Composite Film, And Electrochemical Device Including Same

Abstract: The present invention relates to an electrode composite film, and an electrochemical device including same. The electrode composite film of the present invention is characterized by a structure comprising: an electrode plate including an electrode part and a reinforcing material part; an electrolyte film disposed on one surface of the electrode plate; a support disposed on the other surface of the electrode plate; and an adhesive part disposed on at least a portion of facing parts of the electrode plate and the support, wherein the electrode part includes a current collector and an active material layer disposed on the current collector, the electrolyte film is in contact with at least a portion of the active material layer and in close contact with the electrode part and the reinforcing material part without any separation, and the reinforcing material part has a thickness equal to or smaller than the thickness of the electrode part, is disposed so as to surround the entirety or at least a portion of the circumference of the side part of the electrode part, and is in surface contact with the side part of the electrode part without any separation.

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