1. Department of Chemistry, Faculty of ScienceUniversity of Qom Qom 37185‐359 Iran
2. Leibniz‐Institut für Polymerforschung Dresdene. V Hohe Straße 6 D‐01069 Dresden Germany
3. Department of Polymer ProcessingIran Polymer and Petrochemical Institute P.O. Box 14965‐115 Tehran Iran
4. Department of Petroleum Geoscience, Faculty of ScienceSoran University PO Box 624 Soran Kurdistan Regional Government, Iraq