Functional Surface Coating on Cellulosic Flexible Substrates with Improved Water-Resistant and Antimicrobial Properties by Use of ZnO Nanoparticles

Figure 3

SEM images and SCA of (a) cellulosic surface; (b) cellulosic surface + binder; (c) cellulosic surface + binder + rod-like ZnO; and (d) cellulosic surface + binder + flower-like ZnO (with binder/ZnO ratio = 0.2).

(a)

(b)

(c)

(d)