Institution: | 1. University of Twente, P. O. Box 217, 7500 AE Enschede, The Netherlands;2. Current address: Department of Chemical Engineering, King Saud University, P. O. Box 800, Riyadh 11421, Saudi ArabiaUniversity of Twente, P. O. Box 217, 7500 AE Enschede, The Netherlands. Fax: +966 1 467 8770;3. Current address: Polymer Reactor Technology GmbH, Mühlenweg 31, D‐48683 Ahaus, Germany |