ROLLED COPPER FOIL AND MANUFACTURING METHOD THEREOF
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United States of America Patent
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app pub date -
Jul 30, 2010
filing date -
Oct 26, 2006
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Abandoned
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Abstract
plane diffraction of a copper crystal by β-scanning at α=35° and 74°, respectively, in an X-ray diffraction pole figure measurement to a rolled surface is manufactured by controlling a total working ratio in the final cold rolling step before the recrystallization annealing to be 94% or more; and controlling a working ratio per one pass in the final cold rolling step to be 15 to 50%.
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