LOW CALIPER GLASS MAT AND BINDER SYSTEM FOR SAME
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United States of America Patent
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Issued Date -
Mar 15, 2012
app pub date -
Sep 10, 2010
filing date -
Sep 10, 2010
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Abstract
Cured non-woven fibrous mats, UF-based resinous binders, asphalt coated roofing material and processes for making cured non-woven fibrous mats are provided. A cured non-woven fibrous mat comprising randomly disposed fibers bound together with a resinous adhesive is provided. The mat has a caliper of less than 30 mil, an LOI of less than 18 wt. %, a hot tensile strength of at least about 60 lbs for a sample width of 2.5 inches, and an areal weight of equal to or less than about 1.8 lbs/100 ft2.
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