"Evonik Industries has developed a pioneering hydrolysis process at its Hanau, Germany facility that can break down polyurethane (PU) foam into recoverable chemical building blocks."

-Deshangchemical-chemechemi

Evonik Industries has developed a pioneering hydrolysis process at its Hanau, Germany facility that can break down polyurethane (PU) foam into recoverable chemical building blocks, representing a significant advancement in circular economy solutions for one of the world's most widely used but difficult-to-recycle polymer materials. The pilot plant at Hanau employs a chemical hydrolysis technique that decomposes polyurethane waste back into its original polyol and isocyanate components, enabling these precursors to be reintroduced into the production cycle. This approach offers a fundamentally different pathway from traditional mechanical recycling methods, which typically downgrade PU waste into lower-value fillers or insulation materials with limited reuse potential. Polyurethane is a versatile polymer found in countless applications, from furniture cushioning and automotive seating to thermal insulation and footwear. However, its complex cross-linked molecular structure has long made effective chemical recycling technically challenging. Global PU production exceeds 25 million metric tons annually, and the vast majority of post-consumer PU waste currently ends up in landfills or incinerators, contributing to both resource depletion and carbon emissions. Evonik's hydrolysis process addresses this challenge by selectively breaking the urethane bonds that link the polymer's constituent components, thereby recovering polyols of sufficient quality to serve as direct feedstock for new PU production. The company has also received state funding to scale the process, with plans to reduce fossil feedstock dependency and cut CO2 impact through closed-loop material cycles. The development aligns with Evonik's broader sustainability strategy and the European Union's circular economy action plan, which increasingly mandates recycled content in various product categories. Industry experts view chemical recycling of polyurethane as a critical enabler for meeting future recycled-content targets, particularly in automotive and construction applications where PU is extensively used. As regulatory pressure mounts and voluntary sustainability commitments accelerate across the chemical industry, technologies like Evonik's hydrolysis process are expected to gain broader commercial adoption, potentially transforming polyurethane from a linear waste stream into a circular material system.