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Flexible solar film cut with scissors

New impulses for textiles

From fibre to heating solution

12 May 2026

Functionalised fibres are opening up new perspectives for the textile industry. A spin-off from ETH Zurich demonstrates how paper-based materials can be developed into flexible heating solutions for the automotive sector, with potential far beyond.

Reading time: 3 minutes

Key messages

  • Paper-based heating mat uses conductive cellulose-copper fibres
  • Direct radiant heat instead of inefficient air heating
  • Scalable through established paper manufacturing processes
  • Thin, lightweight and flexible – new options for interior design
  • Cost and industrialisation as key challenges
  • Platform technology with potential far beyond automotive

Range versus comfort: a winter trade-off

It is a well-known dilemma in electric mobility: as temperatures drop, energy consumption in the vehicle rises – and range decreases. Conventional heating systems primarily heat the air inside the cabin. However, this is highly inefficient, as air is a very poor conductor of heat.

This is precisely where the topic becomes relevant for the textile and fibre industry. The question of how heat can be generated efficiently, in a targeted way and close to the material touches on core aspects of functional textiles – from heated surfaces to integrated comfort solutions.

Conclusion

qCella’s approach illustrates how material innovation can challenge existing system logics. Instead of optimising heating systems, their fundamental principle is rethought – using a material that, at first glance, hardly appears to be high-tech.

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