仿生超疏水表面的发展及其应用研究进展

佟威,熊党生

Bioinspired Superhydrophobic Materials: Progress and Functional Application

TONG Wei,XIONG Dang-Sheng

表2 采用不同制备方法制得超疏水表面的优缺点

Table 2 Advantages and disadvantages with regard to superhydrophobic surface by different preparations

Preparation Advantages and Disadvantages Mechanical durability Wetting behaviors Ref. Sandpaper Loading Anti-wear situation Before wear/(°) After wear/(°) Etching methods Time-saving, low cost, but poor mechanical durability 400# 100 g 200 cm 161 156 [42] 240# 200 g 100 cm 162 154 [44] Oscillating sand test Sand erosion test 120 min 170 155 [41] 9 kg 161 158 [43] Electrochemical methods Fast, easily tuned, good mechanical durability, but high energy-consumption, needed complex operations 1000# 1.3 kPa 500 cm 160 148 [49] 1000# 1.3 kPa 500 cm 167 137 [51] 400# 2 kPa 1200 cm 155 143 [52] 800# 3 kPa 200 cm 162 142 [53] 1000# 3 kPa 200 cm 160 156 [54] 400# 100 g 500 cm 165 >150 [58] Chemical and physical deposition Appplicable to different substrates, excellent mechanical durability, but time-consuming, limited to small areas 1000# 5 kPa 1010 cm 152 149 [62] 800# 53 g 400 cm 157 152 [63] 320# 300 g 1460 cm 178 140 [64] 1200# 100 g 320 cm 152 150 [65] 240# 100 g 400 cm 168 156 [66] 200# 200 g 965 cm 166 153 [67] 2000# 9.8 kPa 6000 cm 164 150 [68] 1000# 100 g 400 cm 158 151 [69] 1500# 200 g 500 cm 153 150 [70] Any other methods - 1000# 50 g 1200 cm 172 150 [74] - 400 g 500 cm 158 150 [76]