Robust Superhydrophobic E-Textiles Based on a Low-Wetting Conductive Interface for Health Management.

Area of Science:

• Materials Science
• Textile Engineering
• Nanotechnology

Background:

• Functional e-textiles are gaining traction for diverse applications.
• Simultaneous achievement of electrothermal physiotherapy, EMI shielding, and sensing in e-textiles is challenging.

Purpose of the Study:

• To develop a robust superhydrophobic e-textile with integrated functionalities.
• To address the limitations of current e-textiles in performance and durability.

Main Methods:

• Fabrication of a 3D interlocked conductive coating using MWNTs, MXene, and AgNWs.
• Incorporation of a low-wettability surface for superhydrophobicity.
• Application of a prestretching process for enhanced sensing.

Main Results:

• Achieved a water contact angle of 155.2°, providing superhydrophobicity and protection.
• Demonstrated high sensitivity (414.8), rapid response (40 ms), and low detection threshold (0.1%) for strain sensing.
• Exhibited excellent electrical conductivity (1826 S·m^-1), EMI shielding (45.4 dB), and electrothermal performance (102.3 °C).

Conclusions:

• The developed superhydrophobic e-textile offers a promising platform for advanced applications.
• Potential uses include EMI shielding, electrothermal physiotherapy, and motion tracking.
• The material's durability and multifunctionality pave the way for next-generation smart textiles.