Process for making metalized films and films produced therefrom
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United States of America Patent
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May 20, 1997
Issued Date -
N/A
app pub date -
Apr 21, 1995
filing date -
Jan 25, 1993
priority date (Note) -
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Abstract
A process for producing metalized packaging films comprises the step of sputtering a metal, such as aluminum, gold, silver, copper, platinum, nickel, titanium or tantalum onto a biodegradable poly(hydroxy acid), preferably poly(lactic acid) film, which may then be adhered to a cellulosic substrate if desired.
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