Bio-degradable, fully bio-based, thermally cross-linked superabsorbent polymers from citric acid and glycerol
Jingying Chen, Deelan Yen Chan, Tao Yang, Daniele Parisi, Bart Reuvers, Theo Veldhuis, Francesco Picchioni, Jing Wu, Patrizio Raffa, Cor E. Koning
Abstract
Fully bio-based and biodegradable superabsorbent polymers (SAPs) were prepared by a polycondensation reaction of citric acid, monosodium citrate, and glycerol without a catalyst. The SAPs perform well compared to commercial non-degradable ones.
Topics & Concepts
Superabsorbent polymerCitric acidGlycerolChemistryPolymerOrganic chemistrySelf-healing hydrogelsPolymer chemistryChemical engineeringEngineeringHydrogels: synthesis, properties, applicationsPolymer Nanocomposites and Properties