Influence of Gamma Radiation at Low Dose on some of Mechanical Properties of (HDPE/HIPS) Blends

To solve different problems related to the radiation stability of polymeric articles and purposeful radiation-induced modifications of polymeric materials, the effect of low dose of gamma irradiation on some mechanical properties, at room temperature and in the presence of oxygen, on blends of high...

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Main Authors: Liqaa A.Ameer Hameed, Bushra Hosni Musa
Format: Article
Language:English
Published: Unviversity of Technology- Iraq 2013-05-01
Series:Engineering and Technology Journal
Subjects:
Online Access:https://etj.uotechnology.edu.iq/article_84195_f4dfa5ef6194e2932f03b128dd5c9e55.pdf
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author Liqaa A.Ameer Hameed
Bushra Hosni Musa
author_facet Liqaa A.Ameer Hameed
Bushra Hosni Musa
author_sort Liqaa A.Ameer Hameed
collection DOAJ
description To solve different problems related to the radiation stability of polymeric articles and purposeful radiation-induced modifications of polymeric materials, the effect of low dose of gamma irradiation on some mechanical properties, at room temperature and in the presence of oxygen, on blends of high density polyethylene (HDPE) and high impact polystyrene (HIPS) has been studied. Thermal – mechanical mixing was used to prepare binary polymeric blends from (HDPE / HIPS) with different compositional ratios, i.e. (100/0, 90/10, 80/20) using single screw extruder. The exposure of these blends to dose of Cs-137 gamma radiation at 0.2 kGy improves the mechanical properties. Scanning electron microscopy (SEM) has been used to investigate the effect of gamma irradiation on the surface morphology of the polymer material. It is noticed that after the radiation treatment; tensile strength, modulus of elasticity and hardness of used (HDPE/HIPS) at all blends ratio have been increased due to partial cross linking.
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spelling doaj.art-6f43679a3e7b4b058e2f571b530f91fd2024-02-04T17:35:10ZengUnviversity of Technology- IraqEngineering and Technology Journal1681-69002412-07582013-05-01315 B62163210.30684/etj.31.5B.684195Influence of Gamma Radiation at Low Dose on some of Mechanical Properties of (HDPE/HIPS) BlendsLiqaa A.Ameer HameedBushra Hosni MusaTo solve different problems related to the radiation stability of polymeric articles and purposeful radiation-induced modifications of polymeric materials, the effect of low dose of gamma irradiation on some mechanical properties, at room temperature and in the presence of oxygen, on blends of high density polyethylene (HDPE) and high impact polystyrene (HIPS) has been studied. Thermal – mechanical mixing was used to prepare binary polymeric blends from (HDPE / HIPS) with different compositional ratios, i.e. (100/0, 90/10, 80/20) using single screw extruder. The exposure of these blends to dose of Cs-137 gamma radiation at 0.2 kGy improves the mechanical properties. Scanning electron microscopy (SEM) has been used to investigate the effect of gamma irradiation on the surface morphology of the polymer material. It is noticed that after the radiation treatment; tensile strength, modulus of elasticity and hardness of used (HDPE/HIPS) at all blends ratio have been increased due to partial cross linking.https://etj.uotechnology.edu.iq/article_84195_f4dfa5ef6194e2932f03b128dd5c9e55.pdfgamma irradiationpolymersmechanical properties
spellingShingle Liqaa A.Ameer Hameed
Bushra Hosni Musa
Influence of Gamma Radiation at Low Dose on some of Mechanical Properties of (HDPE/HIPS) Blends
Engineering and Technology Journal
gamma irradiation
polymers
mechanical properties
title Influence of Gamma Radiation at Low Dose on some of Mechanical Properties of (HDPE/HIPS) Blends
title_full Influence of Gamma Radiation at Low Dose on some of Mechanical Properties of (HDPE/HIPS) Blends
title_fullStr Influence of Gamma Radiation at Low Dose on some of Mechanical Properties of (HDPE/HIPS) Blends
title_full_unstemmed Influence of Gamma Radiation at Low Dose on some of Mechanical Properties of (HDPE/HIPS) Blends
title_short Influence of Gamma Radiation at Low Dose on some of Mechanical Properties of (HDPE/HIPS) Blends
title_sort influence of gamma radiation at low dose on some of mechanical properties of hdpe hips blends
topic gamma irradiation
polymers
mechanical properties
url https://etj.uotechnology.edu.iq/article_84195_f4dfa5ef6194e2932f03b128dd5c9e55.pdf
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