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Abstract

The present invention related to thermoplastic compositions comprising (A) thermoplastic polycarbonate; (B) a graft polymerisation product of (B-1) a mixture of (B-1.1) styrene, .alpha.-methylstyrene, halogen or methyl ring-substituted styrene, C.sub.1 -C.sub.8 alkyl methacrylates, or C.sub.1 -C.sub.8 alkyl acrylate and (B-1.2) acrylonitrile, methacrylonitrile, C.sub.1 -C.sub.8 alkyl methacrylates, C.sub.1 -C.sub.8 alkyl acrylate, maleic anhydride, C.sub.1 -C.sub.4 alkyl or phenyl N-substituted maleimides grafted on (B-2) a polymer with a glass transition temperature of below -10.degree. C. (C) vinyl copolymer prepared from (C-1) styrene, .alpha.-methylstyrene, ring-substituted styrenes, C.sub.1 -C.sub.8 alkyl methacrylates, or C.sub.1 -C.sub.8 alkyl acrylate and (C-2) acrylonitrile, methacrylonitrile, C.sub.1 -C.sub.8 alkyl methacrylates, C.sub.1 -C.sub.8 alkyl acrylates, maleic anhydride, or phenyl N-substituted maleimides, (D) a mixture of (D-1) phosphagen compound having formula (I--I) ##STR1## and/or phosphagen compound having formula (I-2) ##STR2## (D-2) phosphate ester and (E) fluorinated polyolefin

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