Superhydrophobic aligned polystyrene nanotube films with high adhesive force

被引:709
作者
Jin, MH
Feng, XJ
Feng, L [1 ]
Sun, TL
Zhai, J
Li, TJ
Jiang, L
机构
[1] Tsinghua Univ, Dept Chem, Beijing 100084, Peoples R China
[2] Chinese Acad Sci, Inst Chem, Ctr Mol Sci, Beijing 100080, Peoples R China
[3] Natl Ctr Nanosci & Technol, Beijing 100080, Peoples R China
[4] Jilin Univ, Dept Chem, Changchun 130023, Peoples R China
关键词
D O I
10.1002/adma.200401726
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The water contact angle of nanostructured polystyrene surfaces can reach as high as 162 degrees, compared with 95 degrees for native polystyrene surfaces, and they possess a high water adhesion force. Surfaces coated with polystyrene nanotubes (see Figure) created using an alumina membrane template mimic the keratinous hairs in a gecko's feet, providing a large surface area for adhesion through van der Waals' forces.
引用
收藏
页码:1977 / +
页数:6
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