Bio-based roofing adhesive compositions
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United States of America Patent
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May 6, 2014
Grant Date -
Dec 8, 2011
app pub date -
Aug 17, 2011
filing date -
Feb 2, 2010
priority date (Note) -
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Abstract
An adhesive composition for use in adhering insulation panels to roofing substrates and roofing membranes to the insulation panels include two components that are mixed prior to application on the roofing substrate. The first component may include a renewable polyol and catalyst. The renewable polyol is selected from any non-petroleum based polyol that is derived from a renewable source. The second component includes isocyanate, and may also include a polyol and a catalyst. The isocyanate and the polyol may each be any non-petroleum based isocyanate or polyol that is derived from a renewable source.
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