Large width heat-weldable roof membrane
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United States of America Patent
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-
Aug 19, 2003
Grant Date -
Aug 1, 2002
app pub date -
Mar 26, 1999
filing date -
Mar 26, 1999
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A large width single-ply heat-weldable roof membrane. The roof membrane includes at least two sheets of a thermoplastic polyolefin and one fold strip of a thermoplastic elastomer. The sheets have side edges. The fold strip is bonded to the sheets to join the sheets and form the large width single-ply roof membrane. The thermoplastic elastomer consists of a highly cross-linked rubbery polymer and a thermoplastic polymer.
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Cited Art Landscape
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