Supramolecular gels, which rely on non-covalent interactions, are typically fragile. Now, hydrogels that possess remarkable mechanical strength combined with the ability to rapidly self-heal have been built through multiple non-covalent interactions.
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Advances in self-healing supramolecular soft materials and nanocomposites
Nano Convergence Open Access 15 August 2019
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Smith, D. Building bridges. Nature Chem 2, 162–163 (2010). https://doi.org/10.1038/nchem.566
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DOI: https://doi.org/10.1038/nchem.566