1. Chemistry Department, Faculty of Science, King Abdulaziz University, Jeddah, Saudi Arabia
2. Chemistry Department, Faculty of Science, Taif University, Ta’if, Saudi Arabia
3. Polymer Chemistry Lab., Chemistry Department, Faculty of Science, Assiut University, Assiut, Egypt
4. Chemistry Department, Faculty of Science, Mansoura University, Mansoura, Egypt
5. Division of Bio-Resources Paper & Coating Technology, School of Industrial Technology, Universiti Sains Malaysia, Penang, Malaysia
6. Cluster for Polymer Composite, Engineering Campus, Universiti Sains Malaysia, Penang, Malaysia