Model dynamic covalent thermoresponsive amphiphilic polymer co-networks based on acylhydrazone end-linked Tetronic T904 star block copolymers
Demetris E. Apostolides, Costas S. Patrickios, Miriam Simon, Michael Gradzielski, Adam Blanazs, Cécile Mussault, Alba Marcellan, Nicolas E. Alexander, Chrys Wesdemiotis
Abstract
Hydrogels based on acylhydrazone end-linked Tetronic T904 four-armed amphiphilic star block copolymers show thermally-induced aqueous self-assembly and toughening, and cross-link dissociation and association traceable via simple 1 H NMR spectroscopy.
Topics & Concepts
CopolymerAmphiphileCovalent bondPolymer chemistryStar polymerDissociation (chemistry)PolymerAqueous solutionStar (game theory)Self-healing hydrogelsMaterials scienceChemistryChemical engineeringOrganic chemistryPhysicsAstrophysicsEngineeringPolymer composites and self-healingSupramolecular Self-Assembly in MaterialsAdvanced Polymer Synthesis and Characterization