Polyolefin foam/film composite and method for making the same
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United States of America Statutory Invention Reg
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-
May 4, 2004
Grant Date -
Dec 31, 2009
app pub date -
Jun 28, 2000
filing date -
Jun 28, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A composite structure, which includes: a. a foam sheet comprising polyolefin; and b. a film sheet adhered to the foam sheet, wherein the film sheet (1) comprises polypropylene, (2) is stretch-oriented in at least one direction, (3) has a thickness of less than 0.9 mil, and (4) has a larger surface area than the foam sheet such that at least one edge of the film sheet extends beyond a corresponding edge of the foam sheet.
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