The thermal properties of the series of mixed diphenolterephthalate copolyesters were deter-mined by Differential Scanning Calorimetry (DSC) and Thermogravimetry (TG). The effe-cts of molecular structure and thermal history on both DSC and TG curves were studied.
STUDIES ON PHOTOPROTECTING BEHAVIOUR FOR THE SYSTEM OF STYRENE-2,2,6,6-TETRAMETHYL-4-PIPERI-DINYL METHACRYLATE (PDS) COPORMER/UV ABSORBERS IN POLYPROPYLENE (PP) FILMS