Spuehler, C.Zimmerer, W.Renken, A.2006-04-182006-04-182006-04-181998https://infoscience.epfl.ch/handle/20.500.14299/229433The polycondensation of bis(ethylene glycol) terephthalate to poly(ethylene terephthalate) was investigated by thermogravimetric measurements at 260-300 Deg. A model is developed which enables to ext. the apparent kinetic parameters from the measured mass loss curves. Changing the height of the polymer layer from 0.03-2.10 mm shows an influence of mass transfer on the reaction rate. The efficiency of a Sb(III) catalyst was examd. [on SciFinder (R)]Polymerization kinetics (microgravimetric detn. of polycondensation kinetics of bis(ethylene glycol) terephthalate)Polyesters Role: PRP (Properties)SPN (Synthetic preparation)PREP (Preparation) (microgravimetric detn. of polycondensation kineticspolymn kinetics hydroxyethyl terephthalate microgravimetry modelingantimony catalyst polymn ethylene glycol terephthalatetext::book/monograph::book part or chapter