1 Paper 51F Bio-Ethylene Production: Alternatives for Green Chemicals and Polymers Kevin M. Van Geem Laboratory for Chemical Technology, Ghent University Ghent, Belgium Jinto Manjaly Anthonykutty VTT Technical Research Centre of Finland Espoo, Finland Steven P. Pyl Laboratory for Chemical Technology, Ghent University Ghent, Belgium Ali Harlin VTT Technical Research Centre of Finland Espoo, Finland Guy B. Marin Laboratory for Chemical Technology (LCT), Ghent University Ghent, Belgium Prepared for presentation at the 2012 AIChE Spring Meeting Houston, TX, April 1-5, 2012 AIChE and EPC shall not be responsible for statements or opinions contained in papers or printed in its publications