Aluminum alloy foil for electrode charge collector, and method for producing same
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United States of America Patent
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Jul 25, 2017
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app pub date -
Feb 20, 2013
filing date -
Feb 21, 2012
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Abstract
An object of the present invention is to provide an aluminum alloy foil for electrode current collectors having superior rolling properties, high conductivity, and high strength after the drying step following the application of the active material. According to the present invention, an aluminum alloy foil for electrode current collector, including 0.03 to 0.1% of Fe, 0.005 to 0.02% of Ti, 0 to 0.1% of Si, 0 to 0.01% of Cu, 99.85% or more of Al, with the rest being unavoidable impurities, wherein tensile strength of the aluminum alloy foil is 175 MPa or higher, and electrical conductivity of the aluminum alloy foil is 60% IACS or higher, is provided.
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