Stretchable and Washable Electroluminescent Display Screen-Printed on Textile

Area of Science:

• Materials Science
• Polymer Science
• Nanotechnology

Background:

• Stretchable polymer composites are emerging materials with significant potential for wearable electronic applications.
• Developing functional materials that can be integrated into textiles is crucial for advancing electronic textiles.

Purpose of the Study:

• To fabricate stretchable electroluminescent (EL) structures using novel polymer composite formulations.
• To explore the use of various nanomaterials, including luminophores, dielectrics, carbon nanotubes, and conductive platelets, in these EL structures.

Main Methods:

• Screen printing technology was employed to directly print multi-layered EL structures onto textiles.
• Rheological properties of the developed composite pastes were analyzed to ensure suitability for printed electronics.
• The mechanical properties, including wash and ironing resistance, of the fabricated structures were evaluated.

Main Results:

• The study successfully fabricated stretchable EL structures using polymer composites containing diverse nanomaterials.
• The rheological properties of the composite pastes were confirmed to be appropriate for screen printing applications.
• The printed EL structures exhibited satisfactory mechanical strength and resistance to washing and ironing.

Conclusions:

• The developed stretchable polymer composites are suitable for fabricating durable electroluminescent structures via screen printing.
• These findings support the integration of advanced electronic functionalities directly onto textiles for next-generation wearable devices.