Flame retardant composition and polyurethane foam containing same
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United States of America Patent
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Issued Date -
Jul 21, 2005
app pub date -
Dec 22, 2004
filing date -
Aug 29, 2003
priority date (Note) -
Abandoned
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Abstract
A flame retardant composition especially useful for imparting flame retardancy to polyurethane foams includes:
a) major amount by weight of at least one phosphate ester flame retardant of the formula:
wherein n is 0 or 1 to about R1, R2, R3 and R4 each independently is a non-halogenated or halogenated alkyl or aryl group, and R5 is a non-halogenated or halogenated alkylene or arylene group, provided, that when n is 1 to about 10, at least one of R1, R2, R3, R4 and R5 is substituted with at least one halogen atom; and,b) a minor amount by weight of melamine.
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