Glass fiber reinforced polyurethane/polyisocyanurate foam
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United States of America Patent
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Issued Date -
Jan 18, 2007
app pub date -
Feb 7, 2006
filing date -
Mar 4, 2005
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A glass fiber reinforced polyurethane/polyisocyanurate foam obtained by: 1) contacting: an isocyanate component, a polyol component including a first polyol, a second polyol, and a third polyol, in the presence of: catalysts, a physical or chemical blowing agent, an emulsifier, and optionally a flame retardant, 2) impregnating, with the formulation obtained from step 1, a glass fiber stack, and 3) expanding and solidifying the formulation to form a reinforced foam block containing the glass fiber stack; the reinforced foam block having an average density of between 115 and 135 kg/m.sup.3, and an isocyanate index of between 100 and 180.
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Cited Art Landscape
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