Method of surface treatment of aluminum foil and its alloy and method of producing immobilized nanocatalyst of transition metal oxides and their alloys
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United States of America Patent
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Sep 24, 2013
Grant Date -
Nov 24, 2011
app pub date -
Oct 4, 2010
filing date -
Oct 2, 2009
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Abstract
A process for surface treatment of aluminium foils includes steps of applying an etching solution to chemically etch at least one surface of the foil to form an etched surface, and forming an aluminium oxidized coating on the etched surface. The etching solution comprises an aqueous solution which includes hydrogen peroxide as an oxidant and sulfuric, orthophosphoric or nitric acid.
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