Catalyst free PET and PEF polyesters using a new traceless oxalate chain extender

• DOI: 10.1039/d4gc02791d
• Publication Date: 2024-08-16T12:02:35Z
• Authors: Kevin van der Maas; Daniel H. Weinland; Robert-Jan van Pu...; Bing Wang; Gert-Jan M. Gruter
• Keywords: Chemistry; 02 engineering and technology; 540; 0210 nano-technology

When producing PET the metal catalyst (typically Sb) remains in the polymer. This raises concerns as our food and the air we breathe is contaminated with PET microplastics. Here we report the production of metal-free PET using a small amount of DGO.