Large-scale electrospinning of polymer nanofibers using needleless nozzle
Wang, Xin, Niu, Haitao, Wang, Xungai and Lin, Tong 2009, Large-scale electrospinning of polymer nanofibers using needleless nozzle, in Proceedings of the 38th Textile Research Symposium 2009, Textile Research Symposium, Susono City, Japan, pp. 117-122.
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Title
Large-scale electrospinning of polymer nanofibers using needleless nozzle
Proceedings of the 38th Textile Research Symposium 2009
Publication date
2009
Start page
117
End page
122
Publisher
Textile Research Symposium
Place of publication
Susono City, Japan
Summary
In this study, we have demonstrated that a rotating metal wire coil can be used as a nozzle to electrospin nanofibers on a large-scale. Without using any needles, the rotating wire coil, partially immersed in a polymer solution reservoir, can pick up a thin layer of charged polymer solution and generate a large number of nanofibers from the wire surface simultaneously. This arrangement significantly increases the nanofiber productivity. The fiber productivity was found to be determined by the coil dimensions, applied voltage and polymer concentration. The dependency of fiber diameter on the polymer concentration showed a similar trend to that for a conventional electrospinning system using a syringe needle nozzle, but the coil electrospun fibers were thinner with narrower diameter distribution. The profiles of electric field strength in the coil electrospinning was calculated and showed concentrated electric field intensity on the wire surface.
Language
eng
Field of Research
100706 Nanofabrication, Growth and Self Assembly
Socio Economic Objective
970110 Expanding Knowledge in Technology
HERDC Research category
E2 Full written paper - non-refereed / Abstract reviewed
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