‘Hybrid’ rubber offers hope of self-healing tyres

Self-healing rubber links permanent covalent bonds (red) with reversible hydrogen bonds (green). (Image courtesy of Peter and Ryan Allen/Harvard SEAS)

The Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) encourages us to “imagine a tyre that could heal after being punctured,” and a team from the school has done more than just imagine – according to SEAS, its researchers have “developed a new type of rubber that is as tough as natural rubber but can also self-heal.”

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