Durable waterproof composite sheet material
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United States of America Patent
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Issued Date -
Jun 17, 2004
app pub date -
Oct 1, 2003
filing date -
Oct 1, 2002
priority date (Note) -
Abandoned
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Abstract
A unique durable waterproof and moisture vapor permeable composite sheet material is described that includes a microporous film or film/nonwoven laminate, that is held in close proximity to one or more layers of strength enhancing fabrics. The disclosed composite sheet material is uniquely designed for use in outerwear, tents, tarps, covers, containment systems and shelters requiring waterproofness and breathability during extended outdoor exposure to rain and other high humidity environments.
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