Flameproof compositions of polycondensation products
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United States of America Patent
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Sep 10, 1991
Grant Date -
N/A
app pub date -
Jan 3, 1989
filing date -
Jul 3, 1987
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A self-extinguishing thermoplastic composition containing at least one polycondensation product, and a flame retardant which comprises a mixture of melamine with at least one adduct of an isocyanate and a lactam wherein the proportion of adduct, based on the mixture of melamine and adduct, amounts to 5-25% by weight.
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