Page 35 - 《精细化工》2021年第6期

第 6 期 苏 莹，等: 室温下 ZnO 超疏水表面的制备及其油水分离性能 ·1097·

图 9a~d 显示了网面吸收水面油污的过程。不锈 Journal of Materials Chemistry A, 2014, 2(30): 11628-11634.
钢网面逐渐被红色正己烷溶液润湿，仅在几秒钟后 [13] ZHANG X M(张雪梅), WANG H(王航), HAO B B(郝彬彬), et al.
Preparation of fly ash superhydrophobic mesh for effectiveoil-water
就完全吸收了正己烷。这也证明该不锈钢网在溢油 separation[J]. Fine Chemicals(精细化工), 2020, 37(6): 1153-1157.
清理中的应用潜力。 [14] ROHRBACH K, LI Y Y, ZHU H L, et al. A cellulose based
hydrophilic, oleophobic hydrated filter for water/oil separation[J].
3 结论 Chemical Communications, 2014, 50(87): 13296-13299.
[15] LI J, YAN L, ZHAO Y Z, et al. One-step fabrication of robust fabrics
with both-faced superhydrophobicity for the separation and capture
室温下，无需有机分子辅助的方法制备了具有 of oil from water[J]. Physical Chemistry Chemical Physics, 2015, 17:
纳米片和纳米花的微纳米结构 ZnO，将其沉积在不 6451-6457.
锈钢网表面，并修饰硬脂酸，成功构建了超疏水不 [16] LIAO Z F(廖正芳), ZHANG W(张伟), MENG X Q(孟小琪), et al.
Preparation of sprayable superhydrophobic materials based on tannic
锈钢网。由于在室温下合成，使用了低成本的不锈 acid[J]. Fine Chemicals(精细化工), 2020, 37(5): 893-897.
钢网和无毒试剂，因此，该法具有成本效益和环境 [17] AN Y P, YANG J, YANG H C, et al. Janus membranes with charged
友好性。该 ZnO 超疏水不锈钢网对水接触角为 161°； carbon nanotube coatings for deemulsification and separation of
oil-in-water emulsions[J]. ACS Applied Materials Interfaces, 2018,
在油水分离时呈现出 98.3%的分离效率；网面具备 10(11): 9832-9840.
优异的机械耐磨性；20 次循环后分离效率仍高于 [18] WANG J T, ZOU Z L, GENG G H, et al. Construction of
95.5%；在高盐环境中表现出化学稳定性，网面浸泡 superhydrophobic copper film on stainless steel mesh by a simple
liquid phase chemical reduction for efficient oil/ water separation[J].
在 1 mol/L 的 NaCl 溶液中 24 h 后，水接触角仍大于 Applied Surface Science, 2019, 486: 394-404.
150°。因此，该超疏水不锈钢网在油水分离领域具 [19] WANG J T, WANG H F, GENG G H, et al. Highly efficient
oil-in-water emulsion and oil layer/water mixture separation based on
有潜在应用价值。
durably superhydrophobic sponge prepared via a facile route[J].
Marine Pollution Bulletin, 2018, 127: 108-116.
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