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Investigation of the adhesion between MXene-coated natural fibres and a bio-based epoxy matrix in structural composites

 

Project no.: S-ST-25-53

Project description:

The rapidly increasing use of natural fibres such as flax, hemp, and jute in the production of interior composites is encouraging their adoption even in industries with high performance requirements – including transport, sport, and aviation. However, these fibres are characterised by high moisture absorption, which leads to reduced adhesion with the polymer matrix, as well as diminished mechanical properties and durability. To ensure improved interfacial interaction, modification of the fibre surface is necessary. Traditional chemical methods often fail to meet sustainability requirements; therefore, this project proposes the use of an advanced 2D nanomaterial – MXene. MXene exhibits a large surface area, a high density of surface functional groups, electrical conductivity, and excellent mechanical properties.


Project results:

The project will investigate the adhesion between a bio-based epoxy matrix and MXene-coated flax fibre. It is expected that this study will contribute to the development of environmentally sustainable composite materials.

Period of project implementation: 2025-10-01 - 2026-04-30

Project coordinator: Kaunas University of Technology

Head:
Daiva Zeleniakienė

Duration:
2025 - 2026

Department:
Department of Mechanical Engineering, Faculty of Mechanical Engineering and Design