PROCESS FOR SURFACE TREATING ALUMINUM OR ALUMINUM ALLOY AND ARTICLE MADE WITH SAME
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United States of America Patent
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Issued Date -
Jul 5, 2012
app pub date -
Jul 27, 2011
filing date -
Dec 30, 2010
priority date (Note) -
Abandoned
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Abstract
A process for treating the surface of aluminum or aluminum alloy comprises providing a substrate made of aluminum or aluminum alloy. Then a zinc-plating layer is formed on the substrate by electroless plating with a zinc electroless plating solution, and a ceramic coating comprising refractory compound is next formed on the zinc-plating layer using physical vapor deposition.
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