Sliding dissipates energy
Incorporating a pseudo[1]rotaxane with a sliding axle into a polyurethane backbone dissipates energy through intramolecular motion, yielding elastomers with high toughness and fatigue resistance.
He, Lang · Jialin, Wei · Zhiqiang, Ren · Li, Yunxia · Zhang, Zibin · Li, Guangfeng · Huang, Feihe · Li, Shijun
Angewandte Chemie - International Edition 2024
Significantly improved toughness
Significantly improved fatigue resistance