Polyurethane(PU)elastomer materials play a significant role in traditional engineering fields as well as emerging fields such as wearable devices and flexible electronics.In this paper,the the state-of-the-art research progress of polyurethane elastomers are summarized.The classification,characteristics and research progress of polyurethane elastomers are introduced from the perspectives of non-covalent interaction forces of hydrogen bonding and metal coordination.The existing problems and future development of polyurethane elastomers are also prospected.
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