Effects of thermo-oxidative aging on microstructure and electrical properties of polypropylene blends

Muhammad Syahir Redwan Mazlin, Kwan Yiew Lau, Aizat Azmi, Kuan Yong Ching, Ahmad Basri Abdul Ghani, Nur Amira Nor Arifin, Faculty of Electrical Engineering, Universiti Teknologi Malaysia, Johor Bahru, School of Foundation, University of Southampton Malaysia, Iskandar Puteri, TNB Labs Sdn, TNB Research Sdn

Journal of Thermoplastic Composite Materials

Published online on June 08, 2026

Abstract

Journal of Thermoplastic Composite Materials, Ahead of Print.
Polypropylene (PP) has been increasingly investigated for use in high voltage cable insulation systems due to its superior electrical properties. Nevertheless, PP is too stiff and brittle, causing its difficulties to be extruded as cable insulation. ...