Polyurethane reactive composition
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United States of America Patent
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Nov 15, 2005
Grant Date -
Jun 23, 2005
app pub date -
Dec 22, 2003
filing date -
Dec 23, 2002
priority date (Note) -
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Abstract
The invention relates to a polyurethane reactive composition comprising an isocyanate, an isocyanate reactive polymeric compound and a catalyst for the reaction of the isocyanate with the isocyanate reactive compound. The isocyanate reactive compound is a diol or a higher functional polyol of a polyester, of a polyester polyurethane, of a polycarbonate or of a mixture thereof, the polyester being derived from a hydroxy carboxylic acid or from its corresponding lactone, and the catalyst is a sterically hindered bismuth compound.
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