A two-network constitutive model for the rate-dependent compressive behavior of expanded polypropylene foams
Published online on May 15, 2026
Abstract
Journal of Cellular Plastics, Ahead of Print.
Expanded Polypropylene foams are used in energy-absorbing applications, yet their mechanical response exhibits complex rate-dependency, damage, and permanent set, making accurate constitutive modeling challenging. This work proposes and validates a two-...
Expanded Polypropylene foams are used in energy-absorbing applications, yet their mechanical response exhibits complex rate-dependency, damage, and permanent set, making accurate constitutive modeling challenging. This work proposes and validates a two-...