Production method for transparent conductive film
Abstract:
A method for producing a transparent conductive film includes: forming a transparent conductive coating on at least one surface of an organic polymer film substrate in the presence of inert gas by RF superimposed DC sputtering deposition using an indium-based complex oxide target with a high horizontal magnetic field of 85 to 200 mT at a surface of the target in a roll-to-roll system, wherein the indium-based complex oxide target has a content of a tetravalent metal element oxide of 7 to 15% by weight as calculated by the formula {(the amount of the tetravalent metal element oxide)/(the amount of the tetravalent metal element oxide+the amount of indium oxide)}×100(%), wherein the transparent conductive coating has a thickness in the range of 10 to 40 nm, and the transparent conductive coating has a specific resistance of 1.3×10−4 to 2.8×10−4 Ω·cm.
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