Strong PP/CaCO3 nanocomposite foams with refined cellular morphology and enhanced surface appearance achieved by mold-opening microcellular injection molding

Aimin Zhang, Chunxia Yang, Guilong Wang, Shuai Li, Yupeng Wang, Hongjun Jiao, Luqi Jiao, Chen Zhang, State Key Laboratory of Advanced Equipment and Technology for Metal Forming, Shandong University, Key Laboratory for Liquid-Solid Structural Evolution and Processing of Materials , Ministry of Education, Shandong University, School of Mechanical , Vehicle Engineering, Linyi University, Department of Mechanical Engineering, Lunan Technical College

Journal of Cellular Plastics

Published online on April 29, 2026

Abstract

Journal of Cellular Plastics, Ahead of Print.
Polypropylene (PP) is one of the most commonly used thermoplastics in automotive field owing to its low cost and excellent properties. Microcellular injection molding was an environmental-friendly foaming technique which can fabricate large geometrically ...