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Effect of graphene nanoplatelets as nanofiller in plasticized poly(lactic acid) nanocomposites: thermal properties and mechanical properties


Citation

Chieng, Buong Woei and Ibrahim, Nor Azowa and Wan Yunus, Wan Md Zin and Hussein, Mohd Zobir and Loo, Yuet Ying (2014) Effect of graphene nanoplatelets as nanofiller in plasticized poly(lactic acid) nanocomposites: thermal properties and mechanical properties. Journal of Thermal Analysis and Calorimetry, 118 (3). pp. 1551-1559. ISSN 1388-6150; ESSN: 1588-2926

Abstract

Plasticized PLA-based nanocomposites were prepared by melt blending of the matrix with 5 mass% of epoxidized palm oils (EPO) and different amount of graphene nanoplatelets (xGnP). Plasticized PLA (p-PLA) reinforced with 0.3 mass% xGnP resulted in an increase of up to 26.5 and 60.6 % in the tensile strength and elongation at break of the nanocomposites, respectively. Thermogravimetric analysis (TG) and differential scanning calorimetry (DSC) were performed to study the thermal behavior of the prepared nanocomposites. p-PLA reinforced with xGnP shows that increasing the xGnP content triggers a substantial increase in thermal stability. Crystallinity of the nanocomposites as well as cold crystallization and melting temperature did not show any significant changes upon addition of xGnP. However, there is a significant decrease of glass transition temperature up to 0.3 mass% of xGnP incorporation.


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Additional Metadata

Item Type: Article
Divisions: Faculty of Food Science and Technology
Faculty of Science
Institute of Advanced Technology
DOI Number: https://doi.org/10.1007/s10973-014-4084-9
Publisher: Springer
Keywords: Nanofiller; Graphene nanoplatelets; Plasticized poly (lactic acid)
Depositing User: Nabilah Mustapa
Date Deposited: 26 Jun 2015 06:40
Last Modified: 08 Sep 2015 01:29
Altmetrics: http://www.altmetric.com/details.php?domain=psasir.upm.edu.my&doi=10.1007/s10973-014-4084-9
URI: http://psasir.upm.edu.my/id/eprint/37255
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