2024-03-28T22:50:40Zhttps://uvadoc.uva.es/oai/requestoai:uvadoc.uva.es:10324/384562021-06-18T07:18:45Zcom_10324_38col_10324_787
UVaDOC
advisor
Laguna Gutiérrez, Ester
advisor
Rodríguez Pérez, Miguel Ángel
author
Cazurro Burgos, Antonio
editor
Universidad de Valladolid. Facultad de Ciencias
2019-10-09T08:49:29Z
2019-10-09T08:49:29Z
2019
http://uvadoc.uva.es/handle/10324/38456
The main aim of this research is to increase the thermal conductivity of flexible PU foams by the addition of single wall
carbon nanotubes (SWCNT). Four techniques to maximise dispersion of nanotube in different mediums before its addition
to a flexible Polyurethane (PU) matrix have been used. Semiempirical obtained solid conductivity values for all studied
samples have been compared with theoretical models (mixing rule and Kapitza models), to assess whether filler
percolation did take place or not. The effect of dispersion technique and percolation network in cellular structural
changes has also been analysed. Net obtained thermal conductivity gain, directly attributed to addition of SWCNT is
25,6 %, referred to a pure flexible foam.
eng
Attribution-NonCommercial-NoDerivatives 4.0 Internacional
Effect of carbon nanotubes on the thermal conductivity of flexible cellular polymers based on polyurethane
info:eu-repo/semantics/masterThesis
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URL
https://uvadoc.uva.es/bitstream/10324/38456/1/TFM-G977.pdf
File
MD5
36725d1602acf272b78c99ef9eeb27d0
2509577
application/pdf
TFM-G977.pdf