Current collector

Patent Granted PROBLEM TO BE SOLVED: To provide a manufacturing method for a current collector decreasing internal resistance. SOLUTION: The manufacturing method for a current collector comprises: a process of using a base stand retaining by firmly sticking a thin film base material on the surface and firmly sticking and retaining the thin film base material on the surface of the base stand; and an injection process of jetting a mixture of particulate material with a particle size of 1-9 [mu]m and a carrier gas to the thin film base material retained on the base stand.