| abstract |
A flame-retardant polyester resin composition having improved impact resistance and tenacity comprises (A) a thermoplastic polyester resin, (B) an organic halogenated flame retardant, (C) an inorganic filler and (D) a phosphoric ester of the following formula:n in which formula R represents a divalent organic group, R¹ represents the same or different groups selected from C₁ to C₂₀ aliphatic groups, C₃ to C₁₃ alicyclic groups and C₆ to C₁₈ aromatic groups, n m represents a number of 1 to 30 and n represents an integer of 0 to 3, nand the weight proportions, based on the composition, of the components (B), (C) and (D) are respectively 1 to 30 %, 5 to 60 % and 0.5 to 20 %. |