1. Wire and Cable Research and Development, Packaging and Specialty Plastics, Dow Chemical Company , 400 Arcola Road , Collegeville , PA , 19426 , USA
2. School of Chemical and Biomolecular Engineering, School of Materials Science and Engineering , Georgia Institute of Technology , Ferst Drive , Atlanta , GA , 30332 , USA
3. School of Engineering , Newcastle University , Merz Court, NE1 7RU , Newcastle Upon Tyne , UK