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Solubility of CO2 in pyridinium based ionic liquids

The solubility of CO2 in six pyridinium based ionic liquids 1-butylpyridinium bis(trifluoromethylsulfonyl)imide [C4py][Tf2N], 1-octylpyridinium bis(trifluoromethylsulfonyl)imide [C8py][Tf2N], 1-decylpyridinium bis(trifluoromethylsulfonyl)imide [C10py][Tf2N], 1-dodecylpyridinium bis(trifluoromethy...

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Main Authors: M Yunus, Normawati, Abdul Mutalib, M I, Man, Zakaria, Bustam, Mohamad Azmi, Murugesan, Thanapalan
Format: Citation Index Journal
Language:English
Published: 2012
Subjects:
T Technology (General)
Online Access:http://scholars.utp.edu.my/id/eprint/8080/1/normawati_solubility_available_online_with_vol.pdf
http://scholars.utp.edu.my/id/eprint/8080/
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spelling oai:scholars.utp.edu.my:80802023-01-04T01:53:00Z http://scholars.utp.edu.my/id/eprint/8080/ Solubility of CO2 in pyridinium based ionic liquids M Yunus, Normawati Abdul Mutalib, M I Man, Zakaria Bustam, Mohamad Azmi Murugesan, Thanapalan T Technology (General) The solubility of CO2 in six pyridinium based ionic liquids 1-butylpyridinium bis(trifluoromethylsulfonyl)imide [C4py][Tf2N], 1-octylpyridinium bis(trifluoromethylsulfonyl)imide [C8py][Tf2N], 1-decylpyridinium bis(trifluoromethylsulfonyl)imide [C10py][Tf2N], 1-dodecylpyridinium bis(trifluoromethylsulfonyl)imide [C12py][Tf2N], 1-butylpyridinium trifluoroacetate [C4py][TfAc] and 1-butylpyridinium dicyanamide [C4py][Dca] was measured at temperatures of 298.15 K, 313.15 K and 333.15 K and in the pressure range from 0.25 bar to 10 bar. The results showed that the solubility of CO2 increase with increasing pressure and decrease with increasing temperature. The solubility of CO2 in this six ionic liquids at 298.15 K was in the sequence of [C12py][Tf2N] > [C10py][Tf2N] > [C8py][Tf2N] > [C4py][Tf2N] > [C4py][TfAc] > [C4py][Dca]. The Henry’s law constants, partial molar enthalpy and partial molar entropy of dissolution of CO2 gas in these ionic liquids, were also estimated. The regeneration and recyclability studies of [C4py][Tf2N] proved their thermal and physical stability for commercial applications. 2012-02-10 Citation Index Journal PeerReviewed application/pdf en http://scholars.utp.edu.my/id/eprint/8080/1/normawati_solubility_available_online_with_vol.pdf M Yunus, Normawati and Abdul Mutalib, M I and Man, Zakaria and Bustam, Mohamad Azmi and Murugesan, Thanapalan (2012) Solubility of CO2 in pyridinium based ionic liquids. [Citation Index Journal]
institution Universiti Teknologi Petronas
building UTP Resource Centre
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Petronas
content_source UTP Institutional Repository
url_provider http://eprints.utp.edu.my/
language English
topic T Technology (General)
spellingShingle T Technology (General)
M Yunus, Normawati
Abdul Mutalib, M I
Man, Zakaria
Bustam, Mohamad Azmi
Murugesan, Thanapalan
Solubility of CO2 in pyridinium based ionic liquids
description The solubility of CO2 in six pyridinium based ionic liquids 1-butylpyridinium bis(trifluoromethylsulfonyl)imide [C4py][Tf2N], 1-octylpyridinium bis(trifluoromethylsulfonyl)imide [C8py][Tf2N], 1-decylpyridinium bis(trifluoromethylsulfonyl)imide [C10py][Tf2N], 1-dodecylpyridinium bis(trifluoromethylsulfonyl)imide [C12py][Tf2N], 1-butylpyridinium trifluoroacetate [C4py][TfAc] and 1-butylpyridinium dicyanamide [C4py][Dca] was measured at temperatures of 298.15 K, 313.15 K and 333.15 K and in the pressure range from 0.25 bar to 10 bar. The results showed that the solubility of CO2 increase with increasing pressure and decrease with increasing temperature. The solubility of CO2 in this six ionic liquids at 298.15 K was in the sequence of [C12py][Tf2N] > [C10py][Tf2N] > [C8py][Tf2N] > [C4py][Tf2N] > [C4py][TfAc] > [C4py][Dca]. The Henry’s law constants, partial molar enthalpy and partial molar entropy of dissolution of CO2 gas in these ionic liquids, were also estimated. The regeneration and recyclability studies of [C4py][Tf2N] proved their thermal and physical stability for commercial applications.
format Citation Index Journal
author M Yunus, Normawati
Abdul Mutalib, M I
Man, Zakaria
Bustam, Mohamad Azmi
Murugesan, Thanapalan
author_facet M Yunus, Normawati
Abdul Mutalib, M I
Man, Zakaria
Bustam, Mohamad Azmi
Murugesan, Thanapalan
author_sort M Yunus, Normawati
title Solubility of CO2 in pyridinium based ionic liquids
title_short Solubility of CO2 in pyridinium based ionic liquids
title_full Solubility of CO2 in pyridinium based ionic liquids
title_fullStr Solubility of CO2 in pyridinium based ionic liquids
title_full_unstemmed Solubility of CO2 in pyridinium based ionic liquids
title_sort solubility of co2 in pyridinium based ionic liquids
publishDate 2012
url http://scholars.utp.edu.my/id/eprint/8080/1/normawati_solubility_available_online_with_vol.pdf
http://scholars.utp.edu.my/id/eprint/8080/
_version_ 1754532114711183360
score 13.222552

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