journal article·2012-07

Improvements in mechanical and thermo-mechanical properties of e-glass/epoxy composites using amino functionalized MWCNTs

M.M. Rahman, S. Zainuddin, M.V. Hosur, J.E. Malone, M.B.A. Salam, Ashok Kumar, S. Jeelani

Composite Structures· Volume 94· Issue 8
Publisher page

Abstract

Abstract The prime objective of this work is to optimize the mechanical and thermo-mechanical properties of e-glass/epoxy composites by utilizing amino-functionalized multi-walled carbon nanotubes (MWCNTs–NH2) through a combination of dispersion method. At first, 0.1–0.4 wt.% of MWCNT–NH2 was integrated into SC-15 epoxy suspension using a combination of ultra-sonication and calendaring techniques. E-glass/epoxy nanocomposites were than fabricated at elevated temperature with the modified resin using hand layup and compression hot press. 3-Point flexural and dynamic mechanical analysis (DMA) results demonstrated a linearly increasing trend in properties from 0 to 0.3 wt.% loading. Micrographs of MWCNTs incorporated epoxy and e-glass/epoxy samples revealed uniform dispersion of MWCNTs in epoxy, good interfacial adhesion between CNTs and polymer, and improved interfacial bonding between fiber/matrix at 0.3 wt.% loading. An improved dispersion and hence an improved crosslink interaction between MWCNT–NH2 and epoxy lead to the stronger shift of the mechanical and thermo-mechanical properties of the composites.
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Research context

OpenAlex topics: Carbon Nanotubes in Composites · Fiber-reinforced polymer composites · Conducting polymers and applications

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

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