{"title":"Recovery of Acetonitrile from Aqueous Solutions by Extractive Distillation\u2013Effect of Entrainer","authors":"Aleksandra Yu. Sazonova, Valentina M. Raeva","volume":98,"journal":"International Journal of Chemical and Molecular Engineering","pagesStart":288,"pagesEnd":292,"ISSN":"1307-6892","URL":"https:\/\/publications.waset.org\/pdf\/10000430","abstract":"<p>The aim of this work was to apply extractive<br \/>\r\ndistillation for acetonitrile removal from water solutions, to validate<br \/>\r\nthermodynamic criterion based on excess Gibbs energy to entrainer<br \/>\r\nselection process for acetonitrile &ndash; water mixture separation and show<br \/>\r\nits potential efficiency at isothermal conditions as well as at isobaric<br \/>\r\n(conditions of real distillation process), to simulate and analyze an<br \/>\r\nextractive distillation process with chosen entrainers: optimize<br \/>\r\namount of trays and feeds, entrainer\/original mixture and reflux<br \/>\r\nratios. Equimolar composition of the feed stream was chosen for the<br \/>\r\nprocess, comparison of the energy consumptions was carried out.<br \/>\r\nGlycerol was suggested as the most energetically and ecologically<br \/>\r\nsuitable entrainer.<\/p>\r\n","references":"[1] K.X. Xu, Handbook of fine organic chemical raw materials and\r\nintermediates, 2nd ed.; Chemical Industry Press: Beijing, 2002.\r\n[2] Tingyue Gu, Yesong Gu, and Yizhou Zheng, Paul E. Wiehl and John J.\r\nKopchick, \u201cPhase separation of acetonitrile-water mixture in protein\r\npurification,\u201d Sep. Technol., vol. 4, pp. 258-260, 1994.\r\n[3] J. Rosen, K.-E. Hellenas, \u201cAnalysis of acrylamide in cooked foods by\r\nliquid chromatography tandem mass spectrometry\u201d, Analyst, vol. 127,\r\npp. 880\u2212882, 2002.\r\n[4] M.K. Srinivasu, A.N. Raju, G.O. Reddy, \u201cDetermination of lovastatin\r\nand simvastatin in pharmaceutical dosage forms by MEKC\u201d, J. Pharm.\r\nBiomed. Anal., vol. 29, pp. 715-721, 2002.\r\n[5] J. Gmehling, J. Menke, J. Krafczyk, K. Fischer, Azeotropic Data, VCH\r\nEditor, Weinheim, 1994.\r\n[6] J. Acosta-Esquijarosa, I. Rodr\u0131guez-Donis, U. J\u00b4auregui-Haza, L.\r\nNuevas-Paz, E. Pardillo-Fontdevila, \u201cRecovery of acetonitrile from\r\naqueous waste by a combined process: Solvent extraction and batch\r\ndistillation\u201d, Separation and Purification Technology, vol. 52, pp. 95-\r\n101, 2006.\r\n[7] J.-U. Repke, A. Klein, D. Bogle and G. Wozny, \u201cPressure swing batch\r\ndistillation for homogeneous azeotropic separation\u201d, Trans IChemE,\r\nPart A, vol. 85, pp. 492\u2013501.\r\n[8] Zhigang Zhang, Ming Lv, Donghao Huang, Peng Jia, Dezhang Sun, and\r\nWenxiu Li, \u201cIsobaric Vapor\u2212Liquid Equilibrium for the Extractive\r\nDistillation of Acetonitrile + Water Mixtures Using Dimethyl Sulfoxide\r\nat 101.3 kPa\u201d, J. Chem. Eng. Data, vol. 58, pp. 3364\u22123369, 2013.\r\n[9] J.B. Zhou, X. B. Cui, B.L. Dong, Y.F. Wang, Z.K. Chen, \u201cSeparation of\r\nacetonitrile and water mixture by batch extractive distillation\u201d, Chem.\r\nInd. Eng., vol. 26, pp. 482\u2212486, 2009.\r\n[10] M. Khayet , C. Cojocaru, G. Zakrzewska-Trznadel, \u201cStudies on\r\npervaporation separation of acetone, acetonitrile and ethanol from\r\naqueous solutions,\u201d Separation and Purification Technology, vol. 63, pp.\r\n303\u2013310, 2008.\r\n[11] J. Rarey, J. Gmehling, \u201cFactual data banks and their application to the\r\nsynthesis and design of chemical processes and the development and\r\ntesting of thermophysical property estimation methods,\u201d Pure Appl.\r\nChem., vol. 81, p. 1745, 2009.\r\n[12] A.Yu. Sazonova,V.M. Raeva, A.K. Frolkova, \u201cComparison of extractive\r\nagents efficiency at mixture separation of acrylonitrile and water,\u201d\r\nIzvestia Vish. Uch. Zaved.: Khimia I Khim. Tekhnologia, vol. 56, pp.\r\n50-57, 2013.\r\n[13] V.M. Raeva, A. Yu. Sebyakin, A.Yu. Sazonova, and A.K. Frolkova,\r\n\u201cSelecting potential separating agents for extractive distillation of the\r\ncyclohexane\u2013benzol mixture\u201d, Vestn. Mosk. Inst. Tonkoi Khim.\r\nTekhnol., vol. 6, no. 1, p. 43, 2011.\r\n[14] A. Yu. Sazonova, V. M. Raeva, T. V. Chelyuskina, and A. K. Frolkova,\r\n\u201cChoice of Extractive Agents for Separating Benzene\u2013Perfluorobenzene\r\nBiazeotropic Mixture Based on Thermodynamic Criterion,\u201d Theoretical\r\nFoundations of Chemical Engineering, vol. 48, no. 2, pp. 148\u2013157,\r\n2014.\r\n[15] I. Rodriguez-Donis, V. Gerbaud, X. Joulia, \u201cEntrainer selection rules\r\nfor the separation of azeotropic and close-boiling-temperature mixtures\r\nby homogeneous batch distillation process\u201d, Ind. Eng. Chem. Res., vol.\r\n40, no. 12, pp. 2729\u20132741, 2001.\r\n[16] I. Rodriguez-Donis, J. Acosta-Esquijarosa, V. Gerbaud, X. Joulia,\r\n\u201cHeterogeneous Batch Extractive Distillation of Minimum Boiling\r\nAzeotropic Mixtures,\u201d AIChE Journal, vol. 49, no. 12, pp. 3074-3083,\r\n2003.","publisher":"World Academy of Science, Engineering and Technology","index":"Open Science Index 98, 2015"}