Thermomechanical properties of shape memory epoxy filled nanoclay / carbon Nanotube hybrid composites for aircraft morphing wing application

Thermomechanical properties of shape memory epoxy filled nanoclay / carbon Nanotube hybrid composites for aircraft morphing wing application

Shape memory material is a smart material that can be programmed to a temporary shape and recovered its permanent shape when stimulated. Utilising the shape memory polymer for aerospace structure application such as morphing wing is a promising concept due to its versatility and functionality. H...

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Main Author: Mat Yazik, Muhamad Hasfanizam
Format: Thesis
Language:English
Published: 2020
Subjects:
Nanocomposites (Materials)
Shape memory polymers
Online Access:http://psasir.upm.edu.my/id/eprint/92781/1/FK%202021%2015%20-%20IR.pdf
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spelling my-upm-ir.927812022-05-10T04:26:27Z Thermomechanical properties of shape memory epoxy filled nanoclay / carbon Nanotube hybrid composites for aircraft morphing wing application 2020-10 Mat Yazik, Muhamad Hasfanizam Shape memory material is a smart material that can be programmed to a temporary shape and recovered its permanent shape when stimulated. Utilising the shape memory polymer for aerospace structure application such as morphing wing is a promising concept due to its versatility and functionality. However, pure shape memory polymer has a lot of drawbacks that limit its usage. In this study, shape memory nanocomposite was fabricated and characterised to determine the suitable material for aerospace structures. Three different loadings of nanoclay consisting of 1%, 3%, and 5% by weight percentage, three different loadings of Carbon Nanotube consisting of 0.5%, 1.0%, and 1.5% by weight percentage and hybrid loading of the same weight percentage were applied in preparation of the nanocomposites with epoxy as the polymer matrix. Single filler nanocomposite shows superior performance for 3% nanoclay and 1.0% Carbon Nanotube. For hybrid nanofiller, the glass transition temperature (Tg) of nanocomposite decreases as the nanofiller increase. The thermal properties of shape memory epoxy nanocomposite show a decrease in thermal degradation as the filler loading increase above 3% for nanoclay and 1.0% for Carbon Nanotube. For both tensile and flexural test at elevated and room temperature shows that the modulus increases as the hybrid filler increase and decrease as the loadings increase above 3% nanoclay and 1% Carbon Nanotube. The difference in modulus at elevated and room temperature shows the effect of molecular mobility above Tg as the shape memory epoxy is in the rubbery state. Thermal actuation of the hybrid nanocomposite shows increasing recovery rate as the nanofiller content increase. Generally, hybrid filler of 3% nanoclay and 1.0% Carbon Nanotube produces the best overall properties among the nanocomposites and has the potential be used for aerospace morphing structures. This study contributes to the development of hybrid nanofiller in shape memory polymer to understand the behaviour of shape memory epoxy nanocomposite. Nanocomposites (Materials) Shape memory polymers 2020-10 Thesis http://psasir.upm.edu.my/id/eprint/92781/ http://psasir.upm.edu.my/id/eprint/92781/1/FK%202021%2015%20-%20IR.pdf text en public doctoral Universiti Putra Malaysia Nanocomposites (Materials) Shape memory polymers Hameed Sultan, Mohamed Thariq
institution Universiti Putra Malaysia
collection PSAS Institutional Repository
language English
advisor Hameed Sultan, Mohamed Thariq
topic Nanocomposites (Materials)
Shape memory polymers
spellingShingle Nanocomposites (Materials)
Shape memory polymers

Mat Yazik, Muhamad Hasfanizam
Thermomechanical properties of shape memory epoxy filled nanoclay / carbon Nanotube hybrid composites for aircraft morphing wing application
description Shape memory material is a smart material that can be programmed to a temporary shape and recovered its permanent shape when stimulated. Utilising the shape memory polymer for aerospace structure application such as morphing wing is a promising concept due to its versatility and functionality. However, pure shape memory polymer has a lot of drawbacks that limit its usage. In this study, shape memory nanocomposite was fabricated and characterised to determine the suitable material for aerospace structures. Three different loadings of nanoclay consisting of 1%, 3%, and 5% by weight percentage, three different loadings of Carbon Nanotube consisting of 0.5%, 1.0%, and 1.5% by weight percentage and hybrid loading of the same weight percentage were applied in preparation of the nanocomposites with epoxy as the polymer matrix. Single filler nanocomposite shows superior performance for 3% nanoclay and 1.0% Carbon Nanotube. For hybrid nanofiller, the glass transition temperature (Tg) of nanocomposite decreases as the nanofiller increase. The thermal properties of shape memory epoxy nanocomposite show a decrease in thermal degradation as the filler loading increase above 3% for nanoclay and 1.0% for Carbon Nanotube. For both tensile and flexural test at elevated and room temperature shows that the modulus increases as the hybrid filler increase and decrease as the loadings increase above 3% nanoclay and 1% Carbon Nanotube. The difference in modulus at elevated and room temperature shows the effect of molecular mobility above Tg as the shape memory epoxy is in the rubbery state. Thermal actuation of the hybrid nanocomposite shows increasing recovery rate as the nanofiller content increase. Generally, hybrid filler of 3% nanoclay and 1.0% Carbon Nanotube produces the best overall properties among the nanocomposites and has the potential be used for aerospace morphing structures. This study contributes to the development of hybrid nanofiller in shape memory polymer to understand the behaviour of shape memory epoxy nanocomposite.
format Thesis
qualification_level Doctorate
author Mat Yazik, Muhamad Hasfanizam
author_facet Mat Yazik, Muhamad Hasfanizam
author_sort Mat Yazik, Muhamad Hasfanizam
title Thermomechanical properties of shape memory epoxy filled nanoclay / carbon Nanotube hybrid composites for aircraft morphing wing application
title_short Thermomechanical properties of shape memory epoxy filled nanoclay / carbon Nanotube hybrid composites for aircraft morphing wing application
title_full Thermomechanical properties of shape memory epoxy filled nanoclay / carbon Nanotube hybrid composites for aircraft morphing wing application
title_fullStr Thermomechanical properties of shape memory epoxy filled nanoclay / carbon Nanotube hybrid composites for aircraft morphing wing application
title_full_unstemmed Thermomechanical properties of shape memory epoxy filled nanoclay / carbon Nanotube hybrid composites for aircraft morphing wing application
title_sort thermomechanical properties of shape memory epoxy filled nanoclay / carbon nanotube hybrid composites for aircraft morphing wing application
granting_institution Universiti Putra Malaysia
publishDate 2020
url http://psasir.upm.edu.my/id/eprint/92781/1/FK%202021%2015%20-%20IR.pdf
_version_ 1747813765320015872

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