2024-03-28T21:21:35Zhttps://uvadoc.uva.es/oai/requestoai:uvadoc.uva.es:10324/492122021-10-20T20:47:27Zcom_10324_31661com_10324_952com_10324_894col_10324_31662
Santiago Calvo, Mercerdes
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600
Pérez Tamarit, Saúl
ee990f8e-ffb1-4d91-87d9-e0eb416c24b9
600
Cimavilla Román, Paula
e5a899029f87e26f
600
Blasco, Victoria
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600
Ruiz, Carolina
dee77f98-7f7a-4ce9-9c71-d70bce5a54a8
600
París, Rodrigo
7d8a9316-5cae-4073-b27a-9e2cf6545132
600
Villafañe González, Fernando
becaf8177767a254
600
0000-0002-3230-3802
Rodríguez Pérez, Miguel Ángel
3a2115f06f0d71f7
600
0000-0002-3607-690X
2021-10-20T11:13:55Z
2021-10-20T11:13:55Z
2019
European Polymer Journal, 2019, vol. 118. p. 404-411
0014-3057
https://uvadoc.uva.es/handle/10324/49212
10.1016/j.eurpolymj.2019.06.012
Producción Científica
Fillers can be dispersed in polyurethane (PU) components to produce PU foams with improved properties by different methods. Herein, graphene oxide (GO) is chemically linked to polyol chains in order to suppress fillers agglomeration. Then the foaming behaviour of rigid polyurethane (RPU) foams from polyols functionalized with GO (GO-f) is compared with the one of RPU foams containing GO dispersed in the polyol (GO-d) by high shear mixing. Relative density, cell size, and cell nucleation density of the RPU foam nanocomposites are monitored during the foaming process by using X-ray radioscopy. The results obtained demonstrate that the use of polyol functionalized with GO-f offers a high improvement of the cellular structure and also makes the results more reproducible.
Ministerio de Economía, Industria y Competitividad - Fondo Europeo de Desarrollo Regional (project MAT2015-69234-R)
Junta de Castilla y León (project VA275P18)
Universidad de Valladolid - Banco Santander (contract E-47-2015-0094701)
application/pdf
eng
Elsevier
info:eu-repo/semantics/openAccess
http://creativecommons.org/licenses/by-nc-nd/4.0/
© 2019 Elsevier
Attribution-NonCommercial-NoDerivatives 4.0 Internacional
Polyurethane foams
Espumas de poliuretano
Graphene oxide
Óxido de grafeno
X-ray radioscopy
Radioscopia de rayos X
X-ray radioscopy validation of a polyol functionalized with graphene oxide for producing rigid polyurethane foams with improved cellular structures
info:eu-repo/semantics/article
info:eu-repo/semantics/acceptedVersion
https://www.sciencedirect.com/science/article/pii/S0014305719302794?via%3Dihub
SI
THUMBNAIL
Xray-radioscopy-validation-polyol.pdf.jpg
Xray-radioscopy-validation-polyol.pdf.jpg
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1541
https://uvadoc.uva.es/bitstream/10324/49212/4/Xray-radioscopy-validation-polyol.pdf.jpg
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MD5
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LICENSE
license.txt
license.txt
text/plain
3926
https://uvadoc.uva.es/bitstream/10324/49212/3/license.txt
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3
CC-LICENSE
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https://uvadoc.uva.es/bitstream/10324/49212/2/license_rdf
975848b171c53b753f7e445c8b5bc0e1
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ORIGINAL
Xray-radioscopy-validation-polyol.pdf
Xray-radioscopy-validation-polyol.pdf
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https://uvadoc.uva.es/bitstream/10324/49212/1/Xray-radioscopy-validation-polyol.pdf
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10324/49212
oai:uvadoc.uva.es:10324/49212
2021-10-20 22:47:27.038
UVaDOC
repositorio@uva.es
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