A fully CO2-derived high-barrier biodegradable film via melt blending of PPC-X with a CO2-based polyurethane plasticizer

Yong Chen, Yang Zhao, Yue-Zhong Meng, School of Textiles, Guangdong Polytechnic, Guangdong Province, Institute of Biological and Medical Engineering, Guangdong Academy of Sciences, Guangdong Biomaterials Engineering Technology Research Center, The Key Laboratory of Low-Carbon Chemistry , Energy Conservation of Guangdong Province, School of Materials Science and Engineering, Sun Yat-Sen University

Journal of Plastic Film & Sheeting

Published online on July 14, 2026

Abstract

Journal of Plastic Film & Sheeting, Ahead of Print.
This work develops a structurally CO2-derived, high-performance biodegradable packaging material by melt-blending poly (propylene carbonate phthalate-ran-cyclohexene carbonate phthalate) (PPC-X) with a CO2-based polyurethane (PPC-PU) as an effective ...