Composite expansion joint material
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United States of America Patent
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Jan 13, 2004
Issued Date -
N/A
app pub date -
Apr 4, 2001
filing date -
Sep 15, 1999
priority date (Note) -
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Abstract
A single membrane insulation material including a nonwoven insulation mat, a fluoropolymer dispersion surface coated to one side of the mat and a fluoropolymer film component laminated to the thus coated side of the mat under conditions of elevated temperature and pressure. The coating has a depth of penetration which is less than the total thickness of said mat.
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