Research Article

Facile Method to Prepare Superhydrophobic and Water Repellent Cellulosic Paper

Table 1

Static () and tilt () contact angles measured on four paper surfaces, which were covered by pure siloxane and siloxane-particle films, corresponding to 0 and 2% w/v particle concentration, respectively.

Contact angle (°)Particle
concentration (w/v)
Paper substrate
Blank
paper
Printed
paper
Old
paper
Japanese paper

0126.4 ± 0.3121.0 ± 0.9126.0 ± 0.6122.2 ± 0.5
2%161.3 ± 0.8164.7 ± 0.7163.2 ± 1.1162.0 ± 1.2

010.8 ± 0.111.0 ± 0.310.9 ± 0.710.8 ± 0.6
2%2.4 ± 0.31.8 ± 0.32.1 ± 0.22.3 ± 0.4