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Updated: Aug 11, 2026
06:21
A Simple and Scalable Fabrication Method for Organic Electronic Devices on Textiles
Published on: March 13, 2017
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Self-healing, stretchable and recyclable polyurethane-PEDOT:PSS conductive blends
Jinsil Kim1, Jiaxin Fan1, Gayaneh Petrossian1
1Department of Chemical Engineering, Polytechnique Montréal, Montréal, QC, H3C 3A7, Canada. fabio.cicoira@polymtl.ca.
Materials Horizons
|June 13, 2024
Summary
Researchers developed a new stretchable, self-healing, and recyclable electronic material using poly(3,4-ethylenedioxythiophene) polystyrene sulfonate (PEDOT:PSS), polyurethane (PU), and polyethylene glycol (PEG). This sustainable material offers a solution to electronic waste challenges.
Area of Science:
- Materials Science
- Polymer Chemistry
- Sustainable Electronics
Background:
- Future electronics require materials with enhanced mechanical properties like toughness, flexibility, and stretchability.
- The growing problem of electronic waste (e-waste) necessitates the development of self-healing and recyclable materials.
Purpose of the Study:
- To create a novel electronic material that is stretchable, self-healing, and recyclable.
- To address the environmental concerns associated with e-waste by developing sustainable electronic components.
Main Methods:
- A composite material was synthesized by mixing poly(3,4-ethylenedioxythiophene) polystyrene sulfonate (PEDOT:PSS) with a custom-designed polyurethane (PU) and polyethylene glycol (PEG).
- The mechanical, electrical, and healing properties of the material were characterized, including elongation at break, toughness, conductivity, and healing efficiencies.
- Recyclability was assessed over multiple cycles, and the material was used to fabricate proof-of-principle electrocardiogram (ECG) electrodes and pressure sensors.
Main Results:
- The developed material exhibited excellent elongation at break (∼350%) and high toughness (∼24.6 MJ m-3).
- It demonstrated moderate electrical conductivity (∼10 S cm-1) with outstanding mechanical and electrical healing efficiencies.
- Exceptional recyclability was observed, with no significant loss in properties after 20 recycling cycles. ECG electrodes and pressure sensors maintained performance after recycling.
Conclusions:
- The new PEDOT:PSS/PU/PEG composite material offers a promising solution for sustainable electronics due to its stretchability, self-healing, and recyclability.
- This development represents a significant step towards mitigating the e-waste challenge and creating environmentally friendly electronic devices.
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