Basic Concept (IMAGE) Japan Science and Technology Agency Caption Catalyst development not only for efficient conversion of plant oils (FAEs) to value added chemicals (fine chemicals) and raw materials for polymers, but also for efficient depolymerization (chemical recycling) of aliphatic polyester, by exchange of ester bonds (transesterification) in the presence of catalyst. Credit Kotohiro Nomura Usage Restrictions Credit must be given to the creator. Only noncommercial uses of the work are permitted. No derivatives or adaptations of the work are permitted. License CC BY-NC-ND Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.