Abstract
Aiming to produce electrically conductive polylactic acid (PLA), a reduced graphene oxide (rGO) with low oxygen content was prepared to produce PLA/rGO nanocomposites by melt compounding. The electrical conductivity of PLA/rGO composites improved significantly with the incorporation of rGO at a moderate filler loading, thanks to the large lateral size, low thickness, and low oxygen content of the rGO prepared. Filament for fused-deposition modeling has been produced based on the composite produced at 2% in weight with the purpose of producing devices for electronic applications. An all-polymer humidity sensor device has been prepared using the PLA/rGO filament produced demonstrating the ability to produce all-polymer devices.
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EV was preparing and characterizing PLA-rGO composites and originally writing the paper. JP is responsible for device preparation and characterization. JG is responsible for the conceptualization, supervision, methodology and reviewing the article. BAH project management, reviewing, and proofreading the paper.
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Gomez, J., Villaro, E., Perez, J. et al. Preparation of electrically conductive PLA/rGO nanocomposite filaments. Graphene Technol 5, 41–48 (2020). https://doi.org/10.1007/s41127-020-00031-3
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DOI: https://doi.org/10.1007/s41127-020-00031-3