The global recycled polyethylene terephthalate (rPET) flakes market was valued at USD 9.37 billion in 2024 and is anticipated to expand at an 8.2% CAGR from 2025 to 2034, with national policy impact and R&D leadership playing decisive roles in shaping market share concentration. The United States and Germany stand out as innovation hubs, combining robust regulatory backstops with private-sector R&D investments that drive technological superiority in flake purification and sorting efficiency. In the U.S., the Bipartisan Infrastructure Law allocated $375 million to enhance municipal recycling infrastructure, directly benefi