Glass Transition temperature

Glass transition temperatureThis article needs additional citations for verification.Please help improve this article by adding reliable references. Unsourced material may be challenged and removed. (July 2009)MaterialTg (°C)Tyre rubber−70[16]Polypropylene (atactic)−20[17]Poly(vinyl acetate) (PVAc)30[17]Polyethylene terephthalate (PET)70[17]Poly(vinyl alcohol) (PVA)85[17]Poly(vinyl chloride) (PVC)80[17]Polystyrene95[17]Polypropylene (isotactic)0[17]Poly-3-hydroxybutyrate (PHB)15[17]Poly(methylmethacrylate) (atactic)105[17]Poly(carbonate)145[17]Chalcogenide AsGeSeTe245ZBLAN glass235Tellurium dioxide280Polynorbornene215[17]Fluoroaluminate400Soda-lime glass520-600Fused quartz~1200[18]