| abstract |
Thermoplastic molding compositions comprising n A) from 10 to 69% by weight of a thermoplastic polyestern nB) from 30 to 79% by weight of an aluminum oxiden nC) from 0.01 to 10% by weight of an organic or inorganic acid or mixture of thesen nD) from 0 to 10% by weight ofn nD1) at least one highly branched or hyperbranched polycarbonate with an OH number of from 1 to 600 mg KOH/g of polycarbonate (to DIN 53240, part 2), orn nD2) at least one highly branched or hyperbranched polyester of A x B y type, where x is at least 1.1 and y is at least 2.1,n or a mixture of thesen nE) from 0 to 50% by weight of other additives,n nwhere the entirety of the percentages by weight of components A) to E) gives 100%. |