(Bio)degradable Ionomeric Polyurethanes Based on Xanthan: Synthesis, Properties, and Structure

Figure 5

WAXS patterns of IPU and Xa-containing IPU: (a) initial IPU (1), IPU/5Xa (2), Xa (3), and being exposed in a soil for 4 months: IPU (1′) and IPU/5Xa (2′); (b) initial IPU (1), IPU/5Xa (2), and IPU/10Xa (3, 3′): (3) experimental and (3′) additive.

(a)

(b)