Title :

Modelling finite deformation stress-strain response during loadingunloading of polyethylene over a wide range of crystallinities

Author(s) :

Ayoub, Georges [Auteur]
Laboratoire de Mécanique de Lille - FRE 3723 [LML]
Zairi, Fahmi [Auteur]
Laboratoire de Mécanique de Lille - FRE 3723 [LML]
Fréderix, C. [Auteur]
Unité Matériaux et Transformations - UMR 8207 [UMET]
Gloaguen, Jean-Michel [Auteur]
Unité Matériaux et Transformations - UMR 8207 [UMET]
NAIT ABDELAZIZ, Moussa [Auteur]
Laboratoire de Mécanique de Lille - FRE 3723 [LML]
Séguéla, Roland [Auteur]
Unité Matériaux et Transformations - UMR 8207 [UMET]
Lefebvre, Jean-Marc [Auteur]
Unité Matériaux et Transformations - UMR 8207 [UMET]

Journal title :

Procedia Engineering

Volume number :

2

Pages :

977-984

Publication date :

2010

English keyword(s) :

Semicrystalline polymers
Crystallinity effects
Loading-unloading behaviour
Hyperelastic-viscoplastic model

HAL domain(s) :

Sciences de l'ingénieur [physics]/Matériaux
Sciences de l'ingénieur [physics]/Génie des procédés
Chimie/Matériaux
Chimie/Polymères

English abstract : [en]

Experimental observations are reported on the finite deformation stress-strain response during loading-unloading of polyethylene materials covering the range of crystal volume fractions 0.15–0.72. Hyperelastic-viscoplastic ...
Show more >Experimental observations are reported on the finite deformation stress-strain response during loading-unloading of polyethylene materials covering the range of crystal volume fractions 0.15–0.72. Hyperelastic-viscoplastic constitutive equations, based on a two-phase interpretation of the microstructure, are derived. It is shown that the constitutive model adequately describes the experimental observations under loading-unloading conditions.Show less >

Language :

Anglais

Peer reviewed article :

Oui

Audience :

Internationale

Popular science :

Non

Administrative institution(s) :

Université de Lille
ENSCL
CNRS
INRA

Collections :

• Unité Matériaux et Transformations (UMET) - UMR 8207

Research team(s) :

Ingénierie des Systèmes Polymères

Submission date :

2019-05-16T15:14:37Z
2020-03-19T16:15:58Z