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Enhancing Sustainability: Jute Fiber-Reinforced Bio-Based Sandwich Composites for Use in Battery Boxes.

Mina Arya1, Else-Marie Malmek2, Thomas Koch Ecoist3

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Summary

Plasma treatment enhances jute composites, improving mechanical properties like tensile and flexural strength. Jute fabric composites with PET100 foam cores show superior flexural performance for sustainable material applications.

Keywords:
bio-based sandwich compositescomposite laminatejute fibermechanical behaviorplasma treatment

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Area of Science:

  • Materials Science
  • Composite Materials
  • Sustainable Engineering

Background:

  • Growing industrial demand for eco-friendly materials drives interest in natural fibers like jute.
  • Jute fibers offer advantages such as low cost, light weight, and renewability, making them attractive for composite applications.
  • Research is exploring methods to enhance the mechanical properties of jute-based composites.

Purpose of the Study:

  • To investigate the mechanical behavior of plasma-treated jute composite laminates.
  • To evaluate the flexural performance of jute fabric-reinforced sandwich composites with various core materials.
  • To compare the functional properties of different jute fiber treatments and composite structures.

Main Methods:

  • Fabrication of composite laminates using non-woven mat fiber (MFC), jute fiber (JFC), dried jute fiber (DJFC), and plasma-treated jute fiber (TJFC).
  • Fabrication of sandwich composites with jute fabric bio-based unsaturated polyester (UPE) facing and polyethylene terephthalate (PET70, PET100) or polyvinyl chloride (PVC) cores.
  • Mechanical testing including tensile, flexural, and interlaminar shear properties analysis.

Main Results:

  • Plasma treatment improved Young's modulus (14%) and tensile strength (8.5%) of jute composite laminates compared to JFC.
  • Plasma treatment significantly enhanced flexural strength (24%) and flexural modulus (35%) of jute composite laminates.
  • Jute sandwich composites exhibited significantly enhanced flexural properties when using PET100 foams as core materials.

Conclusions:

  • Plasma treatment is an effective method for enhancing the mechanical properties of jute composite laminates.
  • Jute fabric-reinforced sandwich composites with PET100 cores demonstrate superior flexural performance.
  • These findings support the use of enhanced jute composites as sustainable alternatives in various industrial applications.