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

Figure 2

FTIR spectra of hydrogels with different A6ACA content. (a) CMCS; (b) A6ACA; (c) 90%wt.%; (d) 80% wt.%; (e) 50% wt.%.