Highly stretchable, non-flammable and notch-insensitive intrinsic self-healing solid-state polymer electrolyte for stable and safe flexible lithium batteries

A highly stretchable (extensibility > 4000% and stress > 130 kPa), adhesive (weight loading > 200 g), non-flammable and notch-insensitive intrinsic self-healing solid-state polymer electrolyte is designed for stable and safe flexible batteries.