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Dynamic mechanical and thermal properties of MAPE treated jute/HDPE composites
Affiliation:1. Corporate Office: Central Institute of Plastics Engineering and Technology, Guindy, Chennai 600 032, India;2. Central Institute of Plastics Engineering and Technology, Bhubaneswar 751 024, India;1. Dokuz Eylul University, Faculty of Engineering, Buca, Izmir, Turkey;2. İzmir Katip Celebi University, Faculty of Engineering and Architecture, Çiğli, Izmir, Turkey;3. İzmir Makine Sanayi A.Ş., Turgutlu, Manisa, Turkey;4. Ege University, Faculty of Engineering, Bornova, Izmir, Turkey;5. Dokuz Eylul University, Faculty of Science, Buca, Izmir, Turkey;1. Research School of Electrical, Energy and Materials Engineering, The Australian National University, Canberra, Australia;2. Institute of Materials Science, Shanghai University, Shanghai, China;1. Department of Materials Science and Engineering, HEDPS, Center for Applied Physics and Technology, LTCS, College of Engineering, Peking University, Beijing 100871, China;2. Department of Physics and Materials Science, City University of Hong Kong, Tat Chee Avenue, Kowloon, Hong Kong, China
Abstract:The present paper summarizes an experimental study on the mechanical and viscoelastic behavior of jute fibre reinforced high density polyethylene (HDPE) composites. Variations in mechanical strength, storage modulus (E′), loss modulus (E″) and damping parameter (tan δ) with the addition of fibres and coupling agents were investigated. It was observed that the tensile, flexural and impact strengths increased with the increase in fibre loading upto 30%, above which there was a significant deterioration in the mechanical strength. Further, the composites treated with MAPE showed improved properties in comparison to the untreated composites. Dynamic mechanical analysis data showed an increase in the storage modulus of the treated composites The tan δ spectra presented a strong influence of fibre content and coupling agent on the α and γ relaxation process of HDPE. The thermal behavior of the composites was evaluated from TGA/DTG thermograms. The fibre–matrix morphology in the treated composites was confirmed by SEM analysis of the tensile fractured specimens. FTIR spectra of the treated and untreated jute fibres was also studied to ascertain the existence of type of interfacial bonds.
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