GAS DIFFUSION LAYER USED FOR GAS DIFFUSION ELECTRODE OF METAL-AIR BATTERY OR FUEL CELL, GAS DIFFUSION ELECTRODE USING THE SAME, AND MANUFACTURING METHOD THEREOF

摘要

To provide a gas diffusion layer used for a gas diffusion electrode of a metal-air battery or a fuel cell with excellent gas diffusion, high rigidity, and stable electrical contact, a gas diffusion electrode using the same, and a manufacturing method thereof.SOLUTION: A gas diffusion layer according to the present invention is a gas diffusion layer used for a gas diffusion electrode of a metal-air battery or a fuel cell, and includes a foamed metal, a carbon material, and a resin binder, and at least a part of the gas diffusion layer includes a composite layer in which the foamed metal is filled with the carbon material and the resin binder.SELECTED DRAWING: Figure 3