Coated Metallized Films and Their Method of Manufacture
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United States of America Patent
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Issued Date -
Sep 29, 2011
app pub date -
Sep 9, 2009
filing date -
Oct 24, 2008
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Abandoned
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Abstract
Provided is a method of preparing a film including the steps of providing a polymer substrate, depositing a metal layer on the polymer substrate in a metallization chamber, removing the metallized film from the metallization chamber, and applying a topcoat to said metal layer within 1 week of depositing the metal layer on the polymer substrate. A film produced by such a method exhibits improved barrier properties, such as improved water-vapor transmission rates.
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