Research Article

Reversible Surface Properties of Polybenzoxazine/Silica Nanocomposites Thin Films

Figure 10

The change of WCA and BD versus the volume as the droplet is inflated and then deflated on the PBZ-silica hybrid surface: (a) first thermal treatment at 200°C for 1 h, (b) second treatment at 200°C for 1 h.
453623.fig.0010a
(a)
453623.fig.0010b
(b)