Polybrominated phenylphosphate flame retardent for engineering thermoplastic compositions
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United States of America Patent
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Sep 17, 1996
Issued Date -
N/A
app pub date -
Nov 18, 1994
filing date -
Mar 18, 1988
priority date (Note) -
Expired
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Abstract
Flame retarding resin compositions having good thermal stability and good impact resistance. The composition comprises a thermoplastic resin selected from the group of polycarbonate, polybutylene terephthalate, polyethylene terephthalate, and blends and alloys of polycarbonate with polybutylene terephthalate, polyethylene terephthalate and acrylonitrile-butadiene-styrene, and a flame retarding amount of a melt-blendable, solid polybrominated triphenyl phosphate ester selected from tris(dibromophenyl)phoshate and bis(tribromophenyl)phenylphosphate, and less than 5% antimony oxide or halogenated organic.
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