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PUBLIC VERSION:electrospinning of cellulose nano whiskers and PEO.

This is a layout for presentations about electrospinning Made by Frank Aangenendt.
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Transcript of PUBLIC VERSION:electrospinning of cellulose nano whiskers and PEO.

Electrospinning Theory Reality GOAL: produce fibers containing ... and ... or desired geometry etc. Process Applications Set up Materials Results Conclusion

Applied voltage
Flight time
Feed rate
Collector
Needle diameter

Temperature
Humidity
Pressure

Surface tension
Viscosity
Conductivity Q u e s t O N S Water
PEO
Aceton
Ethanol
Cellusose Nano Whiskers (CNW) Beads Holes Orientation Process Conditions Solution Conditions Ambient Conditions Parameters water - ethanol
10 - 90
2.5 wt% solutes water - ethanol
10 - 90
5 wt% solutes water - ethanol
40 - 60
15 wt% solutes water - ethanol
40 - 60
25 wt% solutes Feed rate =
Voltage =
Temperature =
Humidity =
Height =
Collection time = Future work ? ADD OWN SET UP ADD OWN MATERIALS SIMILARITIES ADD OWN RESULTS LIKE
OPTICAL MICROSCOPI PICTURES
SEM and
AFM Feed rate =
Voltage =
Temperature =
Humidity =
Height =
Collection time = Feed rate =
Voltage =
Temperature =
Humidity =
Height =
Collection time = Feed rate =
Voltage =
Temperature =
Humidity =
Height =
Collection time = SOURCE:
Solberg, R.H.M. Position-controlled deposition for electrospinning, DTC 2007.048
and
Hardick, O., Stevens, B. & Bracewell, D.G. 2011, "Nanofibre fabrication in a
temperature and humidity controlled environment for improved fibre
consistency", Journal of Materials Science, vol. 46, no. 11, pp. 3890-3898 source:
Hardick, O., Stevens, B. & Bracewell, D.G. 2011, "Nanofibre fabrication in a temperature and humidity controlled environment for improved fibre consistency", Journal of Materials Science, vol. 46, no. 11, pp. 3890-3898 source:
Vergas, N.H., Aligned Cellulose Nanofibers Prepared by Electrospinning, Master Thesis at Lulea University of Technology, September 2010. (cc) image by nuonsolarteam on Flickr
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