1. Department of Polymer and Textile Engineering, Faculty of Engineering, Ahmadu Bello University Zaria, Nigeria
2. School of Mechanical Engineering, College of Engineering, Universiti Teknologi MARA (UiTM), Shah Alam, Selangor, Malaysia
3. Department of Industrial Chemistry, Federal University, Lokoja, Nigeria
4. Centre of Chemical Synthesis and Polymer Technology, Institute of Science, Universiti Teknologi MARA (UiTM), Shah Alam, Malaysia
5. Faculty of Applied Science, Universiti Teknologi MARA (UiTM), Shah Alam, Malaysia
6. School of Materials and Mineral Resources Engineering, Universiti Sains Malaysia Engineering Campus, Nibong Tebal, Penang, Malaysia