Tato práce se věnuje problematice experimentálního a teoretického hodnocení tokového chování dvou odlišných polymerů s velmi vysokým indexem toku taveniny, a to s ohledem na výrobu polymerních nanovláken pomocí technologie melt blown.
Anotace v angličtině
In this work, two different melt blown polymer samples with very high melt flow indexes have been rheologically characterized by using suitable experimental technique and theoretical tools and the results have been discussed from the polymeric nanofiber production point of view.
Tato práce se věnuje problematice experimentálního a teoretického hodnocení tokového chování dvou odlišných polymerů s velmi vysokým indexem toku taveniny, a to s ohledem na výrobu polymerních nanovláken pomocí technologie melt blown.
Anotace v angličtině
In this work, two different melt blown polymer samples with very high melt flow indexes have been rheologically characterized by using suitable experimental technique and theoretical tools and the results have been discussed from the polymeric nanofiber production point of view.
1. Prepare the literature overview for the given research subject.
2. Perform rheological evaluation of two different polypropylene melts having extremely low viscosity by suitable experimental techniques.
3. Describe obtained experimental data by an appropriate rheological model.
4. Evaluate the flow behavior of tested polymer samples with respect to nanofiber production by the melt blown technology.
Zásady pro vypracování
1. Prepare the literature overview for the given research subject.
2. Perform rheological evaluation of two different polypropylene melts having extremely low viscosity by suitable experimental techniques.
3. Describe obtained experimental data by an appropriate rheological model.
4. Evaluate the flow behavior of tested polymer samples with respect to nanofiber production by the melt blown technology.
Seznam doporučené literatury
1. Wang, X., Zhao, Q., Effect of processing parameters on the uniformity of adhesive meltblown web , Polymer Engineering and Science 48, 2143-2146 (2008).
2. Chen, T., Zhang, C., Chen, X., Li, Q., Numerical computation of the fiber diameter of melt blown nonwovens produced by the inset die , Journal of Applied Polymer Science 111, 1775-1779 (2009).
3. Tan, D. H., Zhou, Ch., Ellison, Ch. J., Kumar, S., Macosko, Ch. W., Bates, F. S., Meltblown fibers: Influence of viscosity and elasticity on diameter distribution, Journal of Non-Newtonian Fluid Mechanics, 165, 892-900 (2010).
4. Joseph, E. G., Structure and properties of multi-layer melt blown microfiber non-wovens, Annual Technical Conference - ANTEC, Conference Proceedings, 1092-1095 (2010).
5. Macosko, CH.W.: Rheology : Principles, Measurements and Applications. New York, 1994.
6. Zatloukal, M.: A simple phenomenological non-Newtonian fluid model, Journal of Non-Newtonian Fluid Mechanics, 165, 592-595 (2010).
Seznam doporučené literatury
1. Wang, X., Zhao, Q., Effect of processing parameters on the uniformity of adhesive meltblown web , Polymer Engineering and Science 48, 2143-2146 (2008).
2. Chen, T., Zhang, C., Chen, X., Li, Q., Numerical computation of the fiber diameter of melt blown nonwovens produced by the inset die , Journal of Applied Polymer Science 111, 1775-1779 (2009).
3. Tan, D. H., Zhou, Ch., Ellison, Ch. J., Kumar, S., Macosko, Ch. W., Bates, F. S., Meltblown fibers: Influence of viscosity and elasticity on diameter distribution, Journal of Non-Newtonian Fluid Mechanics, 165, 892-900 (2010).
4. Joseph, E. G., Structure and properties of multi-layer melt blown microfiber non-wovens, Annual Technical Conference - ANTEC, Conference Proceedings, 1092-1095 (2010).
5. Macosko, CH.W.: Rheology : Principles, Measurements and Applications. New York, 1994.
6. Zatloukal, M.: A simple phenomenological non-Newtonian fluid model, Journal of Non-Newtonian Fluid Mechanics, 165, 592-595 (2010).
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