1. Tshwane University of Technology, South Africa
2. Covenant University, Nigeria
3. University of Kwazulu Natal, South Africa
4. University of Zululand, South Africa
5. Universidad de Talca, Chile
6. Federal University of Technology Akure, Nigeria & Tshwane University of Technology, South Africa
7. Federal University of Technology Owerri, Nigeria
8. Yaba College of Technology, Nigeria
9. Centro de Investigacion de Polımeros Avanzados (CIPA), Chile