Coating composition of polyurea, polyurethane and flame retardant
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United States of America Patent
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Apr 19, 2011
Grant Date -
Sep 23, 2010
app pub date -
Jul 27, 2006
filing date -
Aug 25, 2005
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Abstract
The present invention is directed to a coating composition comprising polyurea and polyurethane. Further, the present invention is directed to a coating composition comprising polyurea or, polyurea and polyurethane, and flame retardant. The polyurea is formed from a reaction mixture comprising isocyanate and amine wherein the ratio of equivalents of isocyanate groups to equivalents of amine groups is greater than 1 and the isocyanate-functional component and the amine-functional component can be applied to a substrate at a volume mixing ratio of 1:1.
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