METAL COMPOSITE AND METHOD OF PREPARING THE SAME
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United States of America Patent
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Issued Date -
Feb 12, 2015
app pub date -
Mar 1, 2013
filing date -
Mar 20, 2012
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Abandoned
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Abstract
A method of preparing a metal composite material comprises: providing a metal substrate having an anodic oxidation layer on a surface thereof; forming a first dyed layer on the anodic oxidation layer; forming a second dyed layer on the first dyed layer; and removing at least a part of the second dyed layer. A metal composite material is also provided.
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