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Fully Printed Stretchable and Multifunctional E-Textiles for Aesthetic Wearable Electronic Systems.
Bin Tian1, Yuhui Fang2, Jing Liang1
1Laboratory of Printable Functional Materials and Printed Electronics, School of Printing and Packaging, Wuhan University, Wuhan, 430072, China.
Small (Weinheim an Der Bergstrasse, Germany)
|February 12, 2022
Summary
Researchers developed new electronic textiles (e-textiles) using screen printing for robust, comfortable, and water-resistant wearable applications. These advanced e-textiles offer high performance for smart clothing, enabling motion detection and thermal management.
Area of Science:
- Materials Science
- Textile Engineering
- Wearable Technology
Background:
- Electronic textiles (e-textiles) integrate textile comfort with soft electronics for wearable applications.
- Challenges exist in creating durable, stretchable e-textiles with aesthetic patterns for mass production.
Purpose of the Study:
- To develop a novel, multifunctional e-textile using screen printing for enhanced performance and practical applications.
- To address the limitations of current e-textiles regarding durability, flexibility, and water resistance.
Main Methods:
- Screen printing of water-based silver fractal dendrites conductive ink.
- Spray-coating with an invisible waterproofing agent.
- Characterization of electrical, mechanical, and comfort properties.
Main Results:
- Achieved low sheet resistance (0.088 Ω sq⁻¹), high stretchability (154%), and excellent dynamic stability (>1000 cycles at 100% strain).
- Demonstrated superior flexibility, water resistance, wearing comfort, air permeability, and abrasion resistance.
- Successfully fabricated functional e-textiles for strain sensing and ultralow voltage Joule heating.
Conclusions:
- The developed screen-printed e-textiles offer a promising platform for robust, high-performance wearable electronics.
- These e-textiles pave the way for integrated smart clothing with applications in human motion detection and personalized thermal management.
- The fabrication method supports high-throughput manufacturing for future commercialization of advanced smart textiles.
