Silvery white film structure, method for making the same, and electronic device having the same
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United States of America Patent
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May 7, 2013
Grant Date -
Feb 23, 2012
app pub date -
Nov 19, 2010
filing date -
Aug 19, 2010
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A white film structure includes a combining layer and a color layer. The combining layer is formed on a surface of a substrate and is made of chromium nitride. The color layer is formed on the combining layer and is made of a mixture of alumina and titanium oxide. A weight percent of the aluminum in the color layer is more than that of the titanium in the color layer.
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