Polyester molding protected flame.

Thermoplastic molding compositions containing A) from 5 to 96% by weight of a polyester, B) from 1 to 30% by weight of a nitrogen compound, excluding melamine cyanurate, C) from 0, 1 to 30% by weight of a salt of phosphinic acid of the formula I or salt diphosphinic acid of formula II or polymers or mixtures thereof where the substituents have the following meaning: R1, R2 hydrogen, an alkyl radical linear or branched with 1 to 6 carbon atoms, phenyl, with the proviso that at least one radical R1 or R2 is hydrogen, R3un alkylene, arylene, alkylarylene, rest arylalkyl with 1 to 10 atoms linear or branched carbon M an alkaline earth metal or alkali, Al, Zn, Fe, boron, m is an integer of 1 to 3, n is an integer of 1 to 3, x 1 or 2, D) from 0 to 5% by weight of at least one ester or amide of saturated carboxylic acids or unsaturated with 10 to 40 carbon atoms with alcohols or saturated amines aliphatic 2 to 40 carbon atoms, E) from 0 to 60% by weight of other additives aliphatic, resulting in the sum of the percentages by weight of components A) to E) by 100%.