Self-Healing Hydrogels Based on Carboxymethyl Chitosan and Acryloyl-6-aminocaproic Acid

Figure 6

The self-healing properties of hydrogels (the content of A6ACA in the system was (a) 10 wt.%; (b) 30 wt.%; (c) 50 wt.%; (d) 70 wt.%).

(a)

(b)

(c)

(d)