METHOD FOR MANUFACTURING BATTERY CELL USING SOLUBLE GAS-SATURATED ELECTROLYTE SOLUTION

The present invention relates to a battery cell manufacturing method including (a) a step of receiving an electrode assembly in a battery case, (b) a step of preparing an electrolytic solution saturated with a soluble gas, (c) a step of injecting the electrolytic solution into the battery case, and (d) a step of impregnating the electrode assembly with the electrolytic solution.