Stabilized polyester-polycarbonate compositions

Details Stabilized polyester-polycarbonate compositions Stabilized polyester-polycarbonate compositions

C - Chemistry, Metallurgy

08

L

C08L 67/02 (2006.01) C08K 5/54 (2006.01) C08L 69/00 (2006.01) C08L 83/02 (2006.01) C08L 83/04 (2006.01)

Patent

CA 2103414

Abstract of the Disclosure A polyester-polycarbonate composition comprising (A) at least one polyester prepared by the reaction of at least one alkanediol with at least one dicarboxylic acid or dialkyl ester thereof in the presence of a metallic catalyst, (B) at least one polycarbonate, (C) at least one organosilicate, the organosilicate being present in an amount effective to inhibit ester-carbonate interchange in the composition, optionally, (D) an organic or inorganic colorant, (E) an impact modifier, and (F) a stabilizer. A method for stabilizing polyester-polycarbonatecompositions against ester-carbonate interchange is also provided.

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