Improved Adhesion of Nonfluorinated ZnO Nanotriangle Superhydrophobic Layer on Glass Surface by Spray-Coating Method

Figure 6

FESEM image and photograph (appearance of 10 μL water droplet on the glass surface) of ZnO-nt/PDMS-coated and UV-cured glass substrate (a) before and (b) after 10 peel-off tape tests.

(a)

(b)