Can-covering polyester film and production process thereof
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United States of America Patent
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Jan 26, 1999
Issued Date -
N/A
app pub date -
Feb 21, 1996
filing date -
Mar 15, 1993
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Abstract
A can-covering polyester film which is bonded under heat to a metal surface of a can through a thermosetting resin adhesive to form a protective coat, wherein the adhesive layer is formed of a resin comprising an epoxy resin having a number average molecular weight of 5,000-20,000 and a trimellitic acid anhydride hardener at a weight ratio of 70/30 to 99/1.
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