Figure 3: Sample 23: ATR spectra of backing from the exposed side (side 1) and adhesive side (side 2). Note the presence of an acrylate in side 2 (indicated by the peaks at 1736, 1193, and 1165 cm–1).
Figure 3: Sample 23: ATR spectra of backing from the exposed side (side 1) and adhesive side (side 2). Note the presence of an acrylate in side 2 (indicated by the peaks at 1736, 1193, and 1165 cm–1).