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Technology

Nylon Deconstruction into Adhesive

Invention Reference Number

202505958
Worker injects silicone material between fence pole and concrete bricks. Image from Envato.

This technology enables the transformation of hard-to-recycle nylon materials into high-strength, reusable adhesives. By breaking nylon into functional building blocks through a controlled process, Oak Ridge National Laboratory has developed a method to create adhesives that bond strongly to metals, composites, and other surfaces—even under elevated temperatures. The process not only addresses the recycling challenges of nylon but also delivers a scalable path for converting waste into high-value, thermally robust products for industries such as automotive and advanced manufacturing.

Description

Nylon waste poses significant recycling challenges due to its high thermal stability and varied applications. This invention introduces a tailored approach to deconstruct nylon into specific intermediate materials suitable for upcycling. These intermediates, possessing reactive end groups, can be combined with commercially available co-materials to produce a copolymer with exceptional adhesive properties. The adhesive exhibits strong bonding to multiple substrates, including metals and composites, and maintains performance at elevated temperatures. Additionally, it can be reprocessed and reused multiple times without significant loss of strength. The method offers a more energy-efficient alternative to mechanical recycling by expanding the utility of recycled nylon beyond commodity-grade uses, unlocking opportunities for high-performance, specialty applications.

Benefits

  • Converts nylon waste into high-value, reusable materials
  • Strong adhesion to metals, composites, and other surfaces
  • Maintains performance under elevated temperatures

Applications and Industries

  • Automotive manufacturing and assembly
  • Advanced manufacturing and industrial adhesives
  • Composite material fabrication
  • High-performance bonding applications

Contact

To learn more about this technology, email partnerships@ornl.gov or call 865-574-1051.