1. Institute for Sustainability and Energy at Northwestern, Northwestern University, Evanston, Illinois 60208, United States
2. Systems Assessment Center, Energy Systems Division, Argonne National Laboratory, Lemont, Illinois 60439, United States
3. The Dow Chemical Company, Polyurethane R&D, Lake Jackson, Texas 77566, United States
4. The Dow Chemical Company, Core Research and Development, Collegeville, Pennsylvania 19426, United States
5. Department of Chemical and Biological Engineering, Northwestern University, Evanston, Illinois 60208, United States
6. Northwestern-Argonne Institute of Science and Engineering, Evanston, Illinois 60208, United States