Fabrication of High-Performance CNT Reinforced Polymer Composite for Additive Manufacturing by Phase Inversion Technique

Additive Manufacturing (AM) of polymer composites has enabled the fabrication of highly customized parts with notably mechanical properties, thermal and electrical conductivity compared to un-reinforced polymers. Employing the reinforcements was a key factor in improving the properties of polymers a...

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Autores principales:	Pooyan Parnian, Alberto D’Amore
Formato:	article
Lenguaje:	EN
Publicado:	MDPI AG 2021
Materias:	Additive Manufacturing nanocomposite high-performance polymer Carbon nanotubes mechanical properties thermal properties Organic chemistry QD241-441
Acceso en línea:	https://doaj.org/article/560b0fb5e8ac4c88b76e0e9fbc5c291a
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spelling	oai:doaj.org-article:560b0fb5e8ac4c88b76e0e9fbc5c291a2021-11-25T18:49:18ZFabrication of High-Performance CNT Reinforced Polymer Composite for Additive Manufacturing by Phase Inversion Technique10.3390/polym132240072073-4360https://doaj.org/article/560b0fb5e8ac4c88b76e0e9fbc5c291a2021-11-01T00:00:00Zhttps://www.mdpi.com/2073-4360/13/22/4007https://doaj.org/toc/2073-4360Additive Manufacturing (AM) of polymer composites has enabled the fabrication of highly customized parts with notably mechanical properties, thermal and electrical conductivity compared to un-reinforced polymers. Employing the reinforcements was a key factor in improving the properties of polymers after being 3D printed. However, almost all the existing 3D printing methods could make the most of disparate fiber reinforcement techniques, the fused filament fabrication (FFF) method is reviewed in this study to better understand its flexibility to employ for the proposed novel method. Carbon nanotubes (CNTs) as a desirable reinforcement have a great potential to improve the mechanical, thermal, and electrical properties of 3D printed polymers. Several functionalization approaches for the preparation of CNT reinforced composites are discussed in this study. However, due to the non-uniform distribution and direction of reinforcements, the properties of the resulted specimen do not change as theoretically expected. Based on the phase inversion method, this paper proposes a novel technique to produce CNT-reinforced filaments to simultaneously increase the mechanical, thermal, and electrical properties. A homogeneous CNT dispersion in a dilute polymer solution is first obtained by sonication techniques. Then, the CNT/polymer filaments with the desired CNT content can be obtained by extracting the polymer’s solvent. Furthermore, optimizing the filament draw ratio can result in a reasonable CNT orientation along the filament stretching direction.Pooyan ParnianAlberto D’AmoreMDPI AGarticleAdditive Manufacturingnanocompositehigh-performance polymerCarbon nanotubesmechanical propertiesthermal propertiesOrganic chemistryQD241-441ENPolymers, Vol 13, Iss 4007, p 4007 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	Additive Manufacturing nanocomposite high-performance polymer Carbon nanotubes mechanical properties thermal properties Organic chemistry QD241-441
spellingShingle	Additive Manufacturing nanocomposite high-performance polymer Carbon nanotubes mechanical properties thermal properties Organic chemistry QD241-441 Pooyan Parnian Alberto D’Amore Fabrication of High-Performance CNT Reinforced Polymer Composite for Additive Manufacturing by Phase Inversion Technique
description	Additive Manufacturing (AM) of polymer composites has enabled the fabrication of highly customized parts with notably mechanical properties, thermal and electrical conductivity compared to un-reinforced polymers. Employing the reinforcements was a key factor in improving the properties of polymers after being 3D printed. However, almost all the existing 3D printing methods could make the most of disparate fiber reinforcement techniques, the fused filament fabrication (FFF) method is reviewed in this study to better understand its flexibility to employ for the proposed novel method. Carbon nanotubes (CNTs) as a desirable reinforcement have a great potential to improve the mechanical, thermal, and electrical properties of 3D printed polymers. Several functionalization approaches for the preparation of CNT reinforced composites are discussed in this study. However, due to the non-uniform distribution and direction of reinforcements, the properties of the resulted specimen do not change as theoretically expected. Based on the phase inversion method, this paper proposes a novel technique to produce CNT-reinforced filaments to simultaneously increase the mechanical, thermal, and electrical properties. A homogeneous CNT dispersion in a dilute polymer solution is first obtained by sonication techniques. Then, the CNT/polymer filaments with the desired CNT content can be obtained by extracting the polymer’s solvent. Furthermore, optimizing the filament draw ratio can result in a reasonable CNT orientation along the filament stretching direction.
format	article
author	Pooyan Parnian Alberto D’Amore
author_facet	Pooyan Parnian Alberto D’Amore
author_sort	Pooyan Parnian
title	Fabrication of High-Performance CNT Reinforced Polymer Composite for Additive Manufacturing by Phase Inversion Technique
title_short	Fabrication of High-Performance CNT Reinforced Polymer Composite for Additive Manufacturing by Phase Inversion Technique
title_full	Fabrication of High-Performance CNT Reinforced Polymer Composite for Additive Manufacturing by Phase Inversion Technique
title_fullStr	Fabrication of High-Performance CNT Reinforced Polymer Composite for Additive Manufacturing by Phase Inversion Technique
title_full_unstemmed	Fabrication of High-Performance CNT Reinforced Polymer Composite for Additive Manufacturing by Phase Inversion Technique
title_sort	fabrication of high-performance cnt reinforced polymer composite for additive manufacturing by phase inversion technique
publisher	MDPI AG
publishDate	2021
url	https://doaj.org/article/560b0fb5e8ac4c88b76e0e9fbc5c291a
work_keys_str_mv	AT pooyanparnian fabricationofhighperformancecntreinforcedpolymercompositeforadditivemanufacturingbyphaseinversiontechnique AT albertodamore fabricationofhighperformancecntreinforcedpolymercompositeforadditivemanufacturingbyphaseinversiontechnique
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Fabrication of High-Performance CNT Reinforced Polymer Composite for Additive Manufacturing by Phase Inversion Technique

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