Aluminum-plastic composite structure
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United States of America Patent
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Apr 30, 2013
Grant Date -
Jan 5, 2012
app pub date -
Mar 29, 2011
filing date -
Jun 30, 2010
priority date (Note) -
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status (Latency Note)
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Abstract
An aluminum-plastic composite structure includes an aluminum portion and a plastic portion. The aluminum portion defines a plurality of micro grooves by ultraviolet lithography. The plastic portion is integrally formed on the aluminum portion and substantially filling in the micro grooves. A width of each micro groove is in a range from 0.02 millimeters to 0.05 millimeters. A depth of each micro groove is in a range from 0.2 millimeters to 0.25 millimeters.
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