Effect of Experimental Parameters on the Formation of Hydrogels by Polyelectrolyte Complexation of Carboxymethylcellulose, Carboxymethyl Starch, and Alginic Acid with Chitosan

Figure 1

Hydrogels obtained by adding (a) CS onto CMC and (b) CMC onto CS at a ratio of 75/1 (pore size around 3 µm).