ELECTROLYTIC COPPER FOIL, ELECTRODE, AND LITHIUM ION SECONDARY BATTERY HAVING SAME

Provided are an electrodeposited copper foil, an electrode comprising the same, and a lithium-ion secondary battery comprising the same. The electrodeposited copper foil has a drum side and a deposited side opposing the drum side, wherein at least one of the drum side and the deposited side exhibits a void volume value (Vv) in the range of 0.17 µm/µm to 1.17 µm/µm; and an absolute value of a difference between a maximum height (Sz) of the drum side and a Sz of the deposited side is in the range of less than 0.60 µm.