Multifunctional polyurethane hydrogel based on a phenol–carbamate network and an Fe<sup>3+</sup>–polyphenol coordination bond toward NIR light triggered actuators and strain sensors
Yang Liu, Zetian Zhang, Ze Liang, Yong Yong, Changkai Yang, Zhengjun Li
Abstract
A novel polyurethane hydrogel based on a phenol–carbamate network and an Fe 3+ –polyphenol coordinative network was designed to be used as an NIR light triggered actuator and strain sensor.
Topics & Concepts
PolyurethanePhenolPolyphenolActuatorCarbamateStrain (injury)Materials sciencePolymer chemistryChemistryChemical engineeringComposite materialOrganic chemistryComputer scienceEngineeringMedicineAntioxidantInternal medicineArtificial intelligenceAdvanced Sensor and Energy Harvesting MaterialsPolymer composites and self-healingDielectric materials and actuators