Highly stretchable, high efficiency room temperature self-healing polyurethane adhesive based on hydrogen bonds – applicable to solid rocket propellants
Jing Tu, Heng Xu, Guifeng Xiang, Chen Ling, Pingyun Li, Xiaode Guo
Abstract
The introduction of weak hydrogen bonds based on the isophorone structure enables the polymer to have high stretchability and self-healing ability at room temperature to heal propellant damage.
Topics & Concepts
PropellantIsophorone diisocyanateMaterials scienceIsophoroneAdhesiveHydrogen bondComposite materialRocket (weapon)PolymerPolyurethaneHydrogenRocket propellantChemical engineeringPolymer chemistryChemistryMoleculeAerospace engineeringOrganic chemistryDiamineLayer (electronics)EngineeringPolymer composites and self-healingEnergetic Materials and CombustionPhotochromic and Fluorescence Chemistry