Mechanical Properties of Nanofilled Polypropylene Composites

The paper presents a study concerning mechanical performance of thermoplastic nanocomposites based on isotactic polypropylene matrix, nanofilled with montmorillonite modified with quaternary ammonium salt and carboxyl functionalized carbon nanotubes, respectively, added in the same concentration rel...

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Main Authors: Cristina-Elisabeta PELIN, Adriana STEFAN, George PELIN, Ion DINCA, Anton FICAI, Ecaterina ANDRONESCU, Georgeta VOICU
Format: Article
Language:English
Published: National Institute for Aerospace Research “Elie Carafoli” - INCAS 2015-06-01
Series:INCAS Bulletin
Subjects:
Online Access:http://bulletin.incas.ro/files/pelin__stefan_colab_vol_7_iss_2.pdf
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author Cristina-Elisabeta PELIN
Adriana STEFAN
George PELIN
Ion DINCA
Anton FICAI
Ecaterina ANDRONESCU
Georgeta VOICU
author_facet Cristina-Elisabeta PELIN
Adriana STEFAN
George PELIN
Ion DINCA
Anton FICAI
Ecaterina ANDRONESCU
Georgeta VOICU
author_sort Cristina-Elisabeta PELIN
collection DOAJ
description The paper presents a study concerning mechanical performance of thermoplastic nanocomposites based on isotactic polypropylene matrix, nanofilled with montmorillonite modified with quaternary ammonium salt and carboxyl functionalized carbon nanotubes, respectively, added in the same concentration relative to the matrix. The nanofilled and single polymer materials were obtained by simple melt compounding through extrusion process followed by injection molding into specific shape specimens for mechanical testing of the samples. Mechanical properties were evaluated by tensile and 3 point bending tests. In terms of modulus of elasticity, the results showed overall positive effects concerning the effect of nanofiller addition to the thermoplastic polymer. The fracture cross section of the tested specimens was characterized by FT-IR spectroscopy and SEM microscopy.
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spelling doaj.art-2b6b3e81b7e84ae6b1cb407fafeef0f82022-12-21T21:04:36ZengNational Institute for Aerospace Research “Elie Carafoli” - INCASINCAS Bulletin2066-82012247-45282015-06-017211312110.13111/2066-8201.2015.7.2.11Mechanical Properties of Nanofilled Polypropylene CompositesCristina-Elisabeta PELIN0Adriana STEFAN1George PELIN2Ion DINCA3Anton FICAI4Ecaterina ANDRONESCU5Georgeta VOICU6INCAS – National Institute for Aerospace Research “Elie Carafoli” B-dul Iuliu Maniu 220, Bucharest 061126, Romania ban.cristina@incas.ro*, “POLITEHNICA” University of Bucharest, Faculty of Applied Chemistry and Materials Science St. Polizu 1-7, 011061, Bucharest, RomaniaINCAS – National Institute for Aerospace Research “Elie Carafoli” B-dul Iuliu Maniu 220, Bucharest 061126, Romania, stefan.adriana@incas.roINCAS – National Institute for Aerospace Research “Elie Carafoli” B-dul Iuliu Maniu 220, Bucharest 061126, Romania, pelin.george@incas.ro, “POLITEHNICA” University of Bucharest, Faculty of Applied Chemistry and Materials Science St. Polizu 1-7, 011061, Bucharest, RomaniaAEROSPACE Consulting B-dul Iuliu Maniu 220, Bucharest 061126, Romania dinca.ion@incas.ro“POLITEHNICA” University of Bucharest, Faculty of Applied Chemistry and Materials Science St. Polizu 1-7, 011061, Bucharest, Romania anton.ficai@upb.ro“POLITEHNICA” University of Bucharest, Faculty of Applied Chemistry and Materials Science St. Polizu 1-7, 011061, Bucharest, Romania, ecaterina.andronescu@upb.ro“POLITEHNICA” University of Bucharest, Faculty of Applied Chemistry and Materials Science St. Polizu 1-7, 011061, Bucharest, Romania, georgeta.voicu@upb.roThe paper presents a study concerning mechanical performance of thermoplastic nanocomposites based on isotactic polypropylene matrix, nanofilled with montmorillonite modified with quaternary ammonium salt and carboxyl functionalized carbon nanotubes, respectively, added in the same concentration relative to the matrix. The nanofilled and single polymer materials were obtained by simple melt compounding through extrusion process followed by injection molding into specific shape specimens for mechanical testing of the samples. Mechanical properties were evaluated by tensile and 3 point bending tests. In terms of modulus of elasticity, the results showed overall positive effects concerning the effect of nanofiller addition to the thermoplastic polymer. The fracture cross section of the tested specimens was characterized by FT-IR spectroscopy and SEM microscopy.http://bulletin.incas.ro/files/pelin__stefan_colab_vol_7_iss_2.pdfnanoclaycarbon nanotubespolypropylene nanocompositesYoung’s modulustensile strengthflexural strength
spellingShingle Cristina-Elisabeta PELIN
Adriana STEFAN
George PELIN
Ion DINCA
Anton FICAI
Ecaterina ANDRONESCU
Georgeta VOICU
Mechanical Properties of Nanofilled Polypropylene Composites
INCAS Bulletin
nanoclay
carbon nanotubes
polypropylene nanocomposites
Young’s modulus
tensile strength
flexural strength
title Mechanical Properties of Nanofilled Polypropylene Composites
title_full Mechanical Properties of Nanofilled Polypropylene Composites
title_fullStr Mechanical Properties of Nanofilled Polypropylene Composites
title_full_unstemmed Mechanical Properties of Nanofilled Polypropylene Composites
title_short Mechanical Properties of Nanofilled Polypropylene Composites
title_sort mechanical properties of nanofilled polypropylene composites
topic nanoclay
carbon nanotubes
polypropylene nanocomposites
Young’s modulus
tensile strength
flexural strength
url http://bulletin.incas.ro/files/pelin__stefan_colab_vol_7_iss_2.pdf
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