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Updated: Jan 30, 2026
07:50
A Fabrication Method for Highly Stretchable Conductors with Silver Nanowires
Published on: January 21, 2016
10.4K
Silver Nanowire Ink for Flexible Circuit on Textiles
Dexi Du1, Xing Yang2, Yonglan Yang3
1School of Materials and Energy, University of Electronic Science and Technology of China, Chengdu 610054, China. dudexi_work@foxmail.com.
Micromachines
|January 13, 2019
Summary
Researchers developed low-cost conductive inks using silver nanowires for smart textiles. Screen printing these inks on cotton fabric enhances conductivity and densification, paving the way for wearable electronics in various applications.
Area of Science:
- Materials Science
- Textile Engineering
- Nanotechnology
Background:
- Smart textiles offer potential for integrated electronics in healthcare, sports, fashion, and safety.
- Commercialization of textile-based electronics faces challenges requiring further material and process development.
Purpose of the Study:
- To synthesize silver nanowires (AgNWs) via a polyol solvothermal method.
- To formulate aqueous conductive inks using AgNWs, polyaniline, guar, and hydrochloric acid.
- To investigate the screen printing of these inks onto cotton fabric for electronic applications.
Main Methods:
- Polyol solvothermal synthesis of silver nanowires.
- Formulation of aqueous conductive inks.
- Screen printing on cotton fabric.
- Characterization using Scanning Electron Microscopy (SEM) and four-point probe measurements.
Main Results:
- Optimized AgNWs with diameters of 60–100 nm and lengths of 8–15 μm were synthesized.
- Conductivity and densification of printed samples increased with higher AgNW content, more coating layers, and elevated treatment temperatures.
- Heat treatment improved AgNW densification and overall sample conductivity.
Conclusions:
- Screen printing of AgNW-based conductive inks on cotton fabric is a viable method for creating conductive textiles.
- Process parameters significantly influence the electrical properties and microstructure of the conductive fabric.
- Further research is needed to address resistance changes upon bending for robust wearable electronics.
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