Synthesis of Silicon-Containing Chitosan Hydrogels in a Glycolic Acid Medium

Figure 1

Dependence of the gelation time for systems CS-GA + Si(OGly)₄·2GlyOH on at рН = (a), 3.81 ± 0.04 (b), 4.26 ± 0.05 (с), and 5.33 ± 0.08 (d), on the incubation temperatures 4 (1), 20 (2), and 37°С (3) without (a, b, and d) and with addition of 1 wt.% NaCl (c).

(a)

(b)

(c)

(d)