1. 3SPack NSERC-Industry Chair, CREPEC, Department of Chemical Engineering, Polytechnique Montreal, C.P. 6079, Succ. Centre-ville, Montreal, Québec H3C 3A7, Canada
2. Microcellular Plastics Manufacturing Laboratory, Department of Mechanical and Industrial Engineering, University of Toronto, Toronto, Ontario M5S 3G8, Canada
3. ProAmpac, 12025 Tricon Road, Cincinnati, Ohio 45209, United States