2024-03-28T22:19:33Zhttp://uvadoc.uva.es/oai/requestoai:uvadoc.uva.es:10324/261412022-03-02T07:44:20Zcom_10324_31661com_10324_952com_10324_894com_10324_23040com_10324_954col_10324_31662col_10324_23041
Influence of water concentration in the viscosities and densities of cellulose dissolving ionic liquids. Correlation of viscosity data
Jiménez de la Parra, Cristina
Zambrano Carranza, Johnny Robinson
Bermejo Roda, Maria Dolores
Martín Martínez, Ángel
Segovia Puras, José Juan
Cocero Alonso, María José
Densidades
Agua
Ionic liquid
Water
Density
Viscosity
Imidazolium chlrode
Imidazolium acetate
Producción Científica
The densities and viscosities of aqueous mixtures of two cellulose dissolving ionic liquids: 1-allyl-3-methylimidazolium chloride and 1-ethyl-3-methyl imidazolium acetate ionic liquids have been experimentally determined for water concentration up to approx. 35% water at atmospheric pressure and temperature range from (298.15 to 373.15) K. Molar excess volumes were calculated, resulting in negative values. Literature viscosity correlations were modified in order to describe the viscosity as a function of temperature and water concentration for both water concentrations lower than xH2O = 0.4 and for all the water concentration range. These modified equations were applied to correlate viscosity of (water + ionic liquid) viscosity data for other 1-alkyl-3-methylimidazolium chloride ionic liquids as well as for (ethanol + 1-ethyl-3-methyl imidazolium acetate) from literature obtaining a good reproducibility of the data.
Junta de Castilla y León VA295U14
MINECO proyecto CTQ 2011 – 14825 – E (Program Explora)
MINECO contrato FPI BES-2011-046496
MINECO programa Ramon y Cajal RYC-2013-13976
2017-10-05T10:26:56Z
2017-10-05T10:26:56Z
2015
info:eu-repo/semantics/article
The Journal of Chemical Thermodynamics Volume 91, December 2015, Pages 8–16
0021-9614
http://uvadoc.uva.es/handle/10324/26141
10.1016/j.jct.2015.07.015
8
16
The Journal of Chemical Thermodynamics
91
eng
https://doi.org/10.1016/j.jct.2015.07.015
info:eu-repo/semantics/openAccess
Elsevier B.V.
application/pdf
Elsevier B.V.
https://uvadoc.uva.es/bitstream/10324/26141/3/Version%20repositorio.pdf.jpg
Hispana
TEXT
http://rightsstatements.org/vocab/CNE/1.0/
UVaDOC. Repositorio Documental de la Universidad de Valladolid
http://uvadoc.uva.es/handle/10324/26141