Nonlinear dependence of viscosity in modeling the rate-dependent response of natural and high dam** rubbers in compression and shear: Experimental …

A Amin, A Lion, S Sekita, Y Okui - International journal of plasticity, 2006 - Elsevier
The rate-dependent behavior of filled natural rubber (NR) and high dam** rubber (HDR)
is investigated in compression and shear regimes. In order to describe the viscosity-induced …

Modelling large deformation behaviour under loading–unloading of semicrystalline polymers: application to a high density polyethylene

G Ayoub, F Zaïri, M Naït-Abdelaziz… - International Journal of …, 2010 - Elsevier
In this work, the large deformation behaviour under monotonic loading and unloading of a
high density polyethylene (HDPE) is studied. To analyze the nonlinear time-dependent …

A rate-dependent constitutive model predicting the double yield phenomenon, self-heating and thermal softening in semi-crystalline polymers

P Hao, V Laheri, Z Dai, FA Gilabert - International Journal of Plasticity, 2022 - Elsevier
The double yield (DY) phenomenon observed in a wide variety of semi-crystalline polymers
(SCP) adds difficulties in the material characterization. In this paper, a constitutive model …

A thermo-mechanical large deformation constitutive model for polymers based on material network description: Application to a semi-crystalline polyamide 66

A Maurel-Pantel, E Baquet, J Bikard, JL Bouvard… - International Journal of …, 2015 - Elsevier
A visco-hyperelastic constitutive model, based on an original approach initially developed
by (Billon, 2012) and applied to amorphous rubbery polymers for a one-dimensional …

Thermo-mechanical coupling of a viscoelastic-viscoplastic model for thermoplastic polymers: Thermodynamical derivation and experimental assessment

A Krairi, I Doghri, J Schalnat, G Robert… - International Journal of …, 2019 - Elsevier
In this paper, a new constitutive model is proposed for the behavior of thermoplastic
polymers under non-isothermal conditions. The model couples linear viscoelasticity …

Thermo-mechanical large deformation response and constitutive modeling of viscoelastic polymers over a wide range of strain rates and temperatures

AS Khan, O Lopez-Pamies, R Kazmi - International Journal of Plasticity, 2006 - Elsevier
A phenomenological one-dimensional constitutive model, characterizing the complex and
highly nonlinear finite thermo-mechanical behavior of viscoelastic polymers, is developed in …

Effects of crystal content on the mechanical behaviour of polyethylene under finite strains: experiments and constitutive modelling

G Ayoub, F Zaïri, C Fréderix, JM Gloaguen… - International Journal of …, 2011 - Elsevier
The mechanical stress–strain behaviour of polyethylene (PE) materials under finite strains is
studied both experimentally and theoretically. In order to gain insight into the structure and …

[HTML][HTML] Micro-mechanical modeling of semi-crystalline polymers: A review

M Mirkhalaf, R Vadizadeh - International Journal of Solids and Structures, 2024 - Elsevier
Highly heterogeneous and complex micro-structure of semi-crystalline polymers challenges
accurate prediction of their macroscopic behavior. Micro-mechanical models establish a …

Transversely isotropic hyperelastic-viscoplastic model for glassy polymers with application to additive manufactured photopolymers

P Zhang, AC To - International Journal of Plasticity, 2016 - Elsevier
A typical feature of additive manufactured photopolymers is that their mechanical behavior
depends on the printing direction. Hence, this work aims at develo** a material model to …

A physically-based constitutive model for anisotropic damage in rubber-toughened glassy polymers during finite deformation

F Zaïri, M Naït-Abdelaziz, JM Gloaguen… - International Journal of …, 2011 - Elsevier
The present work focuses on the development of a physically-based model for large
deformation stress–strain response and anisotropic damage in rubber-toughened glassy …