| Titre : |
Development of a Cyclic Indentation Method for the Characterisation of Material Gradients in Polymers and Polymer Composites Due to Thermal Aging |
| Titre original : |
Développement d'un essai cyclique d'indentation pour la caractérisation des gradients de propriétés dus au vieillissement thermique dans les matériaux polymères et composites |
| Type de document : |
thèse |
| Auteurs : |
Marina PECORA, Auteur ; Marco GIGLIOTTI, Directeur de thèse ; Olga SMERDOVA, Directeur de thèse ; Institut PPRIME UPR CNRS 3346 - PMM, Commanditaire ; Christian GAUTHIER, Rapporteur ; Clàudio Saul LOPES, Rapporteur ; Xavier COLIN, Examinateur ; Eric LE BOURHIS, Examinateur ; Matteo MINERVINO, Examinateur |
| Importance : |
221 p. |
| Note générale : |
NNT 2018ESMA0011
Acknowledgements
Contents
Introduction
Extended Abstract in French
List of Figures
List of Tables
Bibliography
Abstract
Keywords
|
| Catégories : |
Composites polymères
Indentation des matériaux
Matériaux:Effets des hautes températures
Microstructure (physique)
Polymères:Déterioration
Résines époxydes
Thermoplastiques
|
| Résumé : |
LITERATURE REVIEW
The Instrumented Indentation Test
Cyclic Behaviour of Polymers
Cyclic Indentation Tests
Thermal Aging of Polymers and Composites
Conclusions
SETTING UP OF AN INSTRUMENTED INDENTATION EXPERIMENT FOR POLYMERS
Polymer Materials
Presentation of the Equipment
Area Function Calibration
Verification of Instrument Compliance
Thermal Drift Measurement and Correction
Roughness Effect and Sample preparation
Misalignment Between Indenter and Sample Surface
Instrumented Indentation Tests on Polymers
Investigation of Material Pile-Up
Conclusions
DEVELOPEMENT OF A CYCLIC INDENTATION METHOD FOR CHARACTERIZING THE TIME-DEPENDENT BEHAVIOUR OF POLYMERS
Cyclic Indentation Test for Polymers
Study of the Time-Dependent Response of HDPE Through Several Time Decades
Conclusions
APPLICATION OF CYCLIC INDENTATION TO STUDY THE EFFECTS OF THERMAL AGING ON THE LOCAL TIME-DEPENDENT BEHAVIOUR OF PR520 EPOXY RESIN
Material, Aging Conditions and Sample Preparation
Cyclic Behaviour of Virgin Epoxy Resin
Study of the Effect of Thermal Aging on Local Mechanical Properties of PR520 Through Cyclic Indentation
Conclusions
LOCAL TIME-DEPENDENT PROPERTIES OF PR520 EPOXY RESIN MATRIX OF 3D INTERLOCK CARBON FIBER REINFORCED COMPOSITES
Material and resin pockets
Constraint Effect on In-Situ Measurements
Statistical Analysis of the Local Properties of Composite materials
Heterogeneity of Polymer Matrix in the Composite
Neat Vs. In-Situ Properties of PR520 Epoxy Resin
Characterization of the Gradient of Local Mechanical Properties in Aged Composites
Conclusions
CONCLUSIONS AND PERSPECTIVES |
| En ligne : |
https://tel.archives-ouvertes.fr/tel-02024619 |
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