A Novel Preparation of Porous Superhydrophobic Polystyrene/Poly (vinyl chloride) Composites Film

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Abstract:

Inspired by the “lotus effect”, a porous superhydrophobic PS/PVC composites film comprised of many micro-spheres and nanofibers was obtained by a simple approach. These micro-spheres were interlinked with nano-fibers. The sizes of the micro-spheres were 0.6-3 µm, and the diameters of these nano-fibers were between 100-600 nm. The water contact angle and sliding angle on the superhydrophobic film were 155±1.8ºand 3º, respectively. When water flowed through the PS/PVC composites film for 2 h, no water bead was adhered on the superhydrophobic PS/PVC composites film, and the contact angle value was remained about 155°. Moreover, the contact angle were still higher than 150° when contacting with water with the temperatures ranging from 10°C to 60°C. The surface morphology of the PS/PVC composites film can be adjusted by changing the addition of PVC.

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343-346

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October 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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