June 1, 2026

The bio-based polymers market is not immune by the challenges plaguing the global plastics supply chain. The market is being tested by profitability, feedstock economics, downstream adoption and the ability of producers to scale without overbuilding ahead of demand. Polybutylene succinate (PBS) is the clearest example. Mitsubishi Chemical’s withdrawal from the PTTMCC Biochem BioPBS™ business…