Prestrained biaxial DMA investigation of viscoelastic nonlinearities in highly filled elastomers

D Jalocha, A Constantinescu, R Nevière - Polymer Testing, 2015 - Elsevier
Highly filled elastomers present strong nonlinear mechanical behavior. This study proposes
a biaxial dynamic mechanical analysis (DMA) experiment to study the prestrain induced …

Microstructure and deformation mechanisms of a solid propellant using 1H NMR spectroscopy

A Azoug, A Constantinescu, R Nevière, G Jacob - Fuel, 2015 - Elsevier
Highly-filled elastomers such as solid propellants exhibit a complex nonlinear viscoelastic
behavior. The microstructural origin of this behavior is difficult to ascertain with macroscopic …

Influence of prestrain on mechanical properties of highly-filled elastomers: Measurements and modeling

A Thorin, A Azoug, A Constantinescu - Polymer Testing, 2012 - Elsevier
The influence of prestrain on viscoelastic properties| E∗| and tan δ of four different HTPB
composite propellants was measured using Dynamic Mechanical Analysis (DMA). Nonlinear …

Prestrain-dependent viscosity of a highly filled elastomer: experiments and modeling

D Jalocha, A Constantinescu, R Nevière - Mechanics of Time-Dependent …, 2015 - Springer
Highly filled elastomers exhibit a complex microstructure made up of rigid fillers bounded by
a thin layer polymeric matrix. The interactions between the fillers and the binder amplify …

Influence of fillers and bonding agents on the viscoelasticity of highly filled elastomers

A Azoug, R Nevière… - Journal of Applied …, 2014 - Wiley Online Library
Highly filled elastomers such as solid propellants exhibit a complex nonlinear viscoelastic
behavior. This work aimed at determining the influence of binder–filler and filler–filler …

Influence of orthogonal prestrain on the viscoelastic behaviour of highly-filled elastomers

A Azoug, A Thorin, R Nevière, RM Pradeilles-Duval… - Polymer testing, 2013 - Elsevier
Highly-filled elastomers exhibit a complex nonlinear mechanical behaviour that is difficult to
characterize experimentally. This paper presents a Dynamic Mechanical Analysis (DMA) …

Roles of the interphase stiffness and percolation on the behavior of solid propellants

PA Toulemonde, J Diani, P Gilormini… - Propellants …, 2016 - Wiley Online Library
Atomic force microscopy has provided access to local moduli for propellants prepared with
bonding agents, which create a stiffness gradient in the matrix producing a stiffer interphase …

Molecular origin of the influence of the temperature on the loss factor of a solid propellant

A Azoug, R Nevière… - Propellants, Explosives …, 2015 - Wiley Online Library
This study focuses on the viscoelastic behavior of an industrial hydroxyl‐terminated
polybutadiene (HTPB) based solid propellant. The analysis of the loss factor as function of …

[PDF][PDF] Influence of orthogonal prestrain on the viscoelastic behaviour of highly-filled elastomers

AC Pradeilles-Duval - scholar.archive.org
Highly filled elastomers exhibit a complex nonlinear mechanical behaviour that is difficult to
characterize experimentally. This paper presents a Dynamic Mechanical Analysis (DMA) …

Caractérisation et modélisation du comportement dynamique des propergols solides et vulnérabilité des systèmes propulsés

T Viant - 2019 - theses.hal.science
La conception et la réalisation des tests de qualification des engins propulsés nécessitent
une connaissance du comportement mécanique des matériaux utilisés pour leur fabrication …