Flame retardant polycarbonate resin composition
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United States of America Patent
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Aug 4, 2009
Grant Date -
Oct 25, 2007
app pub date -
Jun 27, 2007
filing date -
Dec 30, 2004
priority date (Note) -
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Abstract
Flame retardant polycarbonate resin composition are disclosed, which can include (A) about 45 to about 95 parts by weight of a thermoplastic polycarbonate resin; (B) about 1 to about 50 parts by weight of a rubber modified vinyl-grafted copolymer; (C) about 0 to about 50 parts by weight of a vinyl copolymer; (D) about 1 to about 30 parts by weight of an organophosphorus compound consisting of (d.sub.1) about 1 to about 75% by weight of a phosphonate compound having a specific structure; and (d.sub.2) about 25 to about 99% by weight of an oligomeric phosphate ester compound per 100 parts by weight of the sum of (A), (B) and (C); and (E) about 0.05 to about 5 parts by weight of a fluorinated polyolefin resin per 100 parts by weight of the sum of (A), (B) and (C).
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