Pfas-free polymer coating technology for improved biopolyester packaging performance
PFAS-free polymer coating technology enhances barrier properties and mechanical performance of biopolyesters such as PLA and PHA. The coating is adapted from conventional polyester (PET) and is designed to improve gas and moisture barrier performance beyond traditional multilayer EVOH approaches. The technology targets recyclable and biodegradable packaging applications and is being validated through controlled experiments that replicate manufacturing conditions and support food-safety compliance.
Overview
This PFAS-free polymer coating technology is designed to enhance the barrier properties and mechanical performance of biopolyesters such as PLA and PHA. Adapted from conventional polyester (PET), the coating aims to surpass traditional barrier solutions, providing a sustainable, high-performance alternative to conventional plastics. By transferring the approach to biopolyesters, it addresses performance challenges associated with biodegradable polymers and supports demand for recyclable and biodegradable packaging.
Technical specifications
- PFAS-free formulation: Designed to support environmental safety and sustainability objectives.
- High-barrier performance: Demonstrated efficacy in improving gas and moisture barrier properties, reported to surpass traditional 7-layer EVOH laminates.
- Adaptability: Tailored surface modification to support adhesion and barrier performance on biopolyester substrates during thermoforming.
Technology readiness level
Currently at TRL 6, the technology has demonstrated high-barrier performance with PET and is undergoing adaptation and validation for biopolyesters. Validation efforts include controlled experiments that replicate manufacturing processes, with the goal of supporting compliance with stringent food-safety standards.
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