Grafted Crystalline Poly-Perfluoroacrylate Structures for Superhydrophobic and Oleophobic Functional Coatings

被引:73
作者
Coclite, Anna Maria [1 ]
Shi, Yujun [2 ]
Gleason, Karen K. [1 ]
机构
[1] MIT, Dept Chem Engn, Cambridge, MA 02139 USA
[2] Univ Calgary, Dept Chem, Calgary, AB T2N 1N4, Canada
关键词
fiber texture; iCVD; grafting; oleophobicity; perfluorinated coatings; superhydrophobicity; CHEMICAL-VAPOR-DEPOSITION; ACRYLATE) THIN-FILMS; LOW SURFACE-ENERGY; COPOLYMERS; MONOLAYERS; FABRICS; ROUTES; WATER; ICVD;
D O I
10.1002/adma.201200682
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
This report describes the preparation of superhydrophobic and oleophobic sur faces by grafting of poly(perfluorodecylacrylate) chains with initiated chemical vapor deposition on silicon substrates. The grafting enhances the formation of a semicrystalline phase. The crystalline structures reduce the polymer chain mobility, resulting in nonwetting surfaces with both water and mineral oil. On the contrary, the same contacting liquid easily wets the amorphous ungrafted polymer.
引用
收藏
页码:4534 / 4539
页数:6
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