Fully Biobased Aliphatic Anionic Oligoesters: Synthesis and Properties

Figure 18

¹H NMR spectrum of degraded sample PBC18₈₀Ss₂₀ (400 MHz, DMSO-d6): (a) initial sample; (b) degraded sample in water () at 37°C; (c) degraded sample in water () at 37°C, degraded sample in water () at 37°C.

(a)

(b)

(c)

(d)