Thermoplastic polyester-based moulding materials containing a mixture of hyper-branched polycarbonate and hyper-branched polyester, used for production of fibres, film and moulded parts, e.g. vehicle components and fittings

摘要

Thermoplastic polyester moulding materials (I) also contain 0.01-50 wt% of a mixture of highly-branched or hyper-branched polycarbonate(s) with an OH number of 1-600 mg KOH/g and highly-branched or hyper-branched polyester(s) of the A xB ytype. Thermoplastic moulding materials (I) containing (A) 10-99.99 wt% thermoplastic polyester, (B) 0.01-50 wt% of a mixture of (B1) highly-branched or hyper-branched polycarbonate with an OH number of 1-600 mg KOH/g and (B2) highly-branched or hyper-branched polyester(s) of the A xB ytype in which x : at least 1.1; y : at least 2.1 , and (C) 0-60 wt% other additives. An independent claim is also included for fibres, film and moulded products of all kinds made from (I).