Graphene oxide coatings for pfas-free food packaging
A novel graphene oxide coating developed by Northwestern University offers a non-toxic, environmentally friendly alternative to PFAS coatings, providing water, oil resistance, and enhanced strength for sustainable food packaging. The technology is currently in the market, supporting safer, eco-friendly packaging solutions.
Overview
Northwestern University has developed a groundbreaking graphene oxide coating that serves as a safe, non-toxic alternative to traditional PFAS-based coatings used in food packaging. This innovative material provides water and oil resistance, along with improved strength, making it suitable for various packaging applications. Its environmentally friendly nature allows for easier recycling and composting, addressing concerns over persistent toxic chemicals.
Technical specifications
Key features:
- Derived from graphene oxide, a carbon-based nanomaterial
- Water- and oil-resistant barrier properties
- Enhances the structural strength of paper-based packaging
- Non-toxic, environmentally friendly, and scalable for commercial use
- Supports recyclability and compostability, closing the sustainability loop Recent evaluations confirm that this coating significantly outperforms existing solutions in barrier and strength properties, making it a practical replacement for PFAS coatings.
Technology readiness level
This graphene oxide coating is currently in the market, with commercial deployment underway. It is being adopted for sustainable food packaging, offering a scalable and eco-friendly alternative to harmful PFAS-based materials, aligning with regulatory and consumer demands for safer, greener packaging solutions.
About Northwestern University
Northwestern University is a comprehensive private research university with campuses in Evanston and downtown Chicago and a collaborative, cross‑disciplinary culture. Integration with a major hospital system enables clinical research, diverse patient access, and rapid translation from bench to bedside. Shared research cores, prototyping facilities, a campus incubator, and dedicated corporate engagement teams make it straightforward to scope projects, structure agreements, and place talent. Research is supported by competitive federal funding from agencies such as NIH, NSF, DOE, and DoD, complemented by foundation and industry partnerships. A dedicated technology transfer office advances IP strategy, licensing, and startup formation.
delivered to your inbox.