NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY

摘要

A non-aqueous electrolyte secondary battery comprising an electrode composed of a positive electrode and a negative electrode, a separator arranged between the electrodes, and a non-aqueous electrolyte, wherein each of the electrodes has a current collector that carries an active material, and at least one of the current collector in the positive electrode and the current collector in the negative electrode comprises a three-dimensional structure composed of resin fibers coated by a metal film.