Table 1.

The self-healing properties of different healing agents.

Healing Agent	Temperature (°C)	Time	Healing Efficiency (%)
drying oil [19]	25	2–4 day	54
Epoxy [8]	45	2 day	49
Epoxy-amine [20]	25	2 day	91
Isocyanate [21]	25	1 day	100
Thiol-isocyanate [22]	25	8 h	61