Further NMR and IR spectroscopic data, SEC data and TGA and DSC data for the ring opening polymerisation of 14C-lactide with a non toxic Zn catalyst were deposited.
GPCmax VE-2001 from Viscotek: two Malvern Viscotek T columns (porous styrene divinylbenzene copolymer) with a maximum pore size of 500 and 5000Å, a refractive index detector (VE-3580), and a viscometer (Viscotek 270 Dual Detector)
Bruker Avance II (400MHz) NMR spectrometer
Bruker Avance III (400MHz) NMR spectrometer
Shimadzu IRTracer 100 using a CsI beam splitter in combination with an ATR unit (Quest model from Specac utilizing a robust monolithic crystalline diamond)
Netzsch DSC 204 F1 Phoenix equipped with an intra-cooler
Linseis STA PT1600 with the HDSC Type S measuring unit (Pt10%/Pt-Rh) and the L75/240 RT-1600 furnace