Blends of fully aromatic polycarbonates and/or polyesters and/or polyester carbonates, aromatic polyphosphonates, and polyepoxides, process for their preparation and their use in the production of moulded articles, sheets and fibres

摘要

1. Mixtures of : I. 5 to 95 % by weight of halogen-free aromatic polycarbonate and/or halogen-free fully aromatic polyester and/or halogen-free fully aromatic polyester carbonate, II. from 5 to 95 % by weight of halogen-free aromatic polyphosphonate and III. from 0.1 to 1.0 % by weight of polyepoxide selected from triglycidylurazole, tris-glycidyl-isocyanurate and 1,1,2,2-tetra-(p-glycidyl-oxyphenyl)-ethane, the percentages by weight referring in each case to the sum of components I and II.