Polycarbonate compositions
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United States of America Patent
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Aug 16, 2011
Grant Date -
Jul 1, 2010
app pub date -
Dec 31, 2008
filing date -
Dec 31, 2008
priority date (Note) -
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Abstract
Polycarbonate compositions are disclosed. The compositions comprise a polycarbonate polymer (A) having repeating units derived from at least three different monomers, one monomer being 2-phenyl-3,3-bis(4-hydroxyphenyl)phthalimidine (PPPBP); and the other two monomers having the formula:halogen substituted hydrocarbon group, and n is 0 to 4; and an impact modifier (B). The resulting composition has improved heat resistance and chemical resistance, particularly to Fuel C.
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