Synthesis, Characterization, and Visible Light Curing Capacity of Polycaprolactone Acrylate

Figure 3

(a) FTIR spectra of Glycerol-3CL-TA at different steps of the synthesis. Top: glycerol; middle: Glycerol-3CL triol; bottom: Glycerol-3CL-TA. (b) NMR spectrum of Glycerol-3CL-TA. Three groups of peaks within 5.8–6.5 ppm correspond to vinyl protons in the acrylate groups.

(a)

(b)