Studies on Water-Polymer Interactions inthe Presence of Aceclofenac at 298.15 K

Densities and ultrasonic velocities of aqueous mixtures of methyl cellulose (MC) and polyethylene glycol (PEG) and of methyl cellulose and hydroxyl propyl methyl cellulose (HPMC), over the compositions, 9:1, 8:2 and 6:4, and of MC, HPMC and PEG, over the compositions, 9:0.5:0.5, 8:1:1 and 6:2:2, hav...

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Main Authors: Siti S. B. Ambomase, Sushree Tripathy, Minaketan Tripathy, Upendra N. Dash
Format: Article
Language:English
Published: Hindawi Limited 2011-01-01
Series:E-Journal of Chemistry
Online Access:http://dx.doi.org/10.1155/2011/545313
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spelling doaj-429726a64f0d49cc8675c9cc6c6c8edb2020-11-24T22:40:53ZengHindawi LimitedE-Journal of Chemistry0973-49452090-98102011-01-0181637010.1155/2011/545313Studies on Water-Polymer Interactions inthe Presence of Aceclofenac at 298.15 KSiti S. B. Ambomase0Sushree Tripathy1Minaketan Tripathy2Upendra N. Dash3Faculty of pharmacy, Campus Puncak AlamUniversiti Teknologi MARA (UiTM), Selangore-42300, MalaysiaFaculty of pharmacy, Campus Puncak AlamUniversiti Teknologi MARA (UiTM), Selangore-42300, MalaysiaFaculty of pharmacy, Campus Puncak AlamUniversiti Teknologi MARA (UiTM), Selangore-42300, MalaysiaDepartment of Chemistry ITER, SOA University, Bhubaneswar-751030, IndiaDensities and ultrasonic velocities of aqueous mixtures of methyl cellulose (MC) and polyethylene glycol (PEG) and of methyl cellulose and hydroxyl propyl methyl cellulose (HPMC), over the compositions, 9:1, 8:2 and 6:4, and of MC, HPMC and PEG, over the compositions, 9:0.5:0.5, 8:1:1 and 6:2:2, have been measured with and without acelofenac at 298.15K and at atmospheric pressure. The experimental ultrasonic velocities have been used to determine isentropic compressibilities, apparent isentropic molar compressibilities, acoustic impedance, molar compressibility, molar sound velocity, free volume and relative association for the systems with and without aceclofenac. The results have been discussed in terms of solute solvent and solute-solute interactions and various structural effects.http://dx.doi.org/10.1155/2011/545313
collection DOAJ
language English
format Article
sources DOAJ
author Siti S. B. Ambomase
Sushree Tripathy
Minaketan Tripathy
Upendra N. Dash
spellingShingle Siti S. B. Ambomase
Sushree Tripathy
Minaketan Tripathy
Upendra N. Dash
Studies on Water-Polymer Interactions inthe Presence of Aceclofenac at 298.15 K
E-Journal of Chemistry
author_facet Siti S. B. Ambomase
Sushree Tripathy
Minaketan Tripathy
Upendra N. Dash
author_sort Siti S. B. Ambomase
title Studies on Water-Polymer Interactions inthe Presence of Aceclofenac at 298.15 K
title_short Studies on Water-Polymer Interactions inthe Presence of Aceclofenac at 298.15 K
title_full Studies on Water-Polymer Interactions inthe Presence of Aceclofenac at 298.15 K
title_fullStr Studies on Water-Polymer Interactions inthe Presence of Aceclofenac at 298.15 K
title_full_unstemmed Studies on Water-Polymer Interactions inthe Presence of Aceclofenac at 298.15 K
title_sort studies on water-polymer interactions inthe presence of aceclofenac at 298.15 k
publisher Hindawi Limited
series E-Journal of Chemistry
issn 0973-4945
2090-9810
publishDate 2011-01-01
description Densities and ultrasonic velocities of aqueous mixtures of methyl cellulose (MC) and polyethylene glycol (PEG) and of methyl cellulose and hydroxyl propyl methyl cellulose (HPMC), over the compositions, 9:1, 8:2 and 6:4, and of MC, HPMC and PEG, over the compositions, 9:0.5:0.5, 8:1:1 and 6:2:2, have been measured with and without acelofenac at 298.15K and at atmospheric pressure. The experimental ultrasonic velocities have been used to determine isentropic compressibilities, apparent isentropic molar compressibilities, acoustic impedance, molar compressibility, molar sound velocity, free volume and relative association for the systems with and without aceclofenac. The results have been discussed in terms of solute solvent and solute-solute interactions and various structural effects.
url http://dx.doi.org/10.1155/2011/545313
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