Research Article

Reversible Surface Properties of Polybenzoxazine/Silica Nanocomposites Thin Films

Figure 3

(a) Photographs of a water droplet on the PBZ coating before (left) and after (right) UV illumination. (b) Reversible hydrophobic-hydrophilic transitions of the as-prepared coatings through sequential alternating of UV irradiation and thermal treatment.
453623.fig.003a
(a)
453623.fig.003b
(b)