Neutralization of acids and bases in subcritical and supercritical water: Acetic acid and HCl

Journal of Supercritical Fluids

Volumn 12, Issue 2, 1998, Pages 155-164

  Johnston, Keith P ^a   Chlistunoff, Jerzy B ^a  

^a The University of Texas at Austin   (United States)

Author keywords

Acid base equilibria; Hydrothermal chemistry; Supercritical water

Indexed keywords

EID: 0000630638     PISSN: 08968446     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0896-8446(97)00049-1     Document Type: Article

References (23)

1. J.W. Tester, H.R. Holgate, F.J. Armellini, P.A. Webley, W.R. Killilea, G.T. Hong, H.E. Barner, Supercritical water oxidation technology: a review of process development and fundamental research, in: D.W. Tedder, F.G. Pohland (Eds.), Emerging Technologies in Hazardous Waste Management III, American Chemical Society, Washington, DC, 1993, pp. 35-76.
2. E.F. Gloyna, L. Li, Supercritical water oxidation: an engineering update, Waste Mgmt 13 (1993) 379-394.
3. P.E. Savage, S. Gopalan, T.I. Mizan, C.J. Martino, E.E. Brock, Reactions at supercritical conditions: applications and fundamentals, AIChE J. 41 (1995) 1723.
4. X. Chen, R.M. Izatt, J.L. Oscarson, Thermodynamic data for ligand interaction with protons and metal ions in aqueous soulutions at high temperatures, Chem. Rev. 94 (1994) 467-518.
5. G.C. Ulmer, H.L. Barnes, Hydrothermal Experimental Techniques, A Wiley-Interscience Publication, New York, 1987.
6. T. Xiang, K.P. Johnston, Acid-base behavior of organic compounds in supercritical water, J. Phys. Chem. 98 (1994) 7915.
7. T. Xiang, K.P. Johnston, Acid-base behavior in supercritical water: b-naphthoic acid-ammonia equilibrium, J. Solution Chem. 26 (1997) 13-30.
8. K.D.W.E. Seyfried, Direct pH measurement of NaCl-bearing fluid with an in situ sensor at 400°C and 40 Megapascals, Science 272 (1996) 1634.
9. T. Xiang, K.P. Johnston, W.T. Wofford, E.F. Gloyna, Spectroscopic measurement of pH in aqueous sulfuric acid and ammonia from sub- to supercritical conditions, Ind. Engng Chem. Res. 35 ( 1996) 4788-4795.
10. A.L.H. Olander, The phase diagram of sodium chloride and steam above the critical point, Acta Chem. Scand. 4 (1950) 1437-1445.
11. W. Wofford, P. Del'Orco, P. Gloyna, Solubility of potassium hydroxide and potassium phosphate in supercritical water, J. Chem. Engng Data 40 (1995) 968-973.
12. F.J. Armellini, J.W. Tester, G.T. Hong, Precipitation of sodium chloride and sodium sulfate from sub- to supercritical conditions, J. Supercritical Fluids 7 (1994) 147.
13. 2, Pd hydride, and Ir oxides, in: G.C. Ulmer, H.L. Barnes (Eds.), Hydrothermal Experimental Techniques, Wiley-Interscience, New York, 1987.
14. L.B. Kriksunov, D.D. Macdonald, Advances in measuring chemistry parameters in high temperature aqueous systems, in: J.H.J.S. White, J.V. Neumann, D.B. Bellows, J.C. (Eds.), Physical Chemistry of Aqueous Systems: Meeting the Needs of Industry, Begell House, Inc., New York, 1994, p. 432-440.
15. W. Wofford, Thesis, University of Texas, 1997.
16. E.T. Ryan, T. Xiang, K.P. Johnston, M.A. Fox, Absorption and fluorescence studies of acridine in subcritical and supercritical water, J. Phys. Chem. 101 (1997) 1827-1835.
17. G.E. Bennett, K.P. Johnston, UV-visible absorbance spectroscopy of organic probes in supercritical water, J. Phys. Chem 98 (1994) 441.
18. K.S. Pitzer, Activity Coefficients in Electrolyte Solutions, CRC Press, Boca Raton, FL, 1991.
19. M. Uematsu, E.U. Franck, Static dielectric constant of water and steam, J. Phys. Chem. Ref. Data 9 (1980) 1291-1306.
20. P. Ho, D.A. Palmer, Electrical conductivity measurements of aqueous electrolyte solutions at high temperatures and high pressures, in: H.J.W. et al. (Eds.), Physical Chemistry of Aqueous Systems: Meeting the Needs of Industry, Begell House, New York, 1995, p. 518.
21. - in aqueous solution from 275 to 325°C, J. Solution Chem. 17 (1988) 865-885.
22. R.E. Mesmer, W.L. Marshall, D.A. Palmer, J.M. Simonson, H.F. Holmes, Thermodynamics of aqueous association and ionization reactions at high temperatures and pressures, J. Solution Chem. 17 (1988) 699-718.
23. P.C. Ho, D.A. Palmer, R.E. Mesmer, Electrical conductivity measurements of aqueous sodium chloride solutions to 600°C and 3010 Mpa, J. Solution Chem. 23 (1994) 997-1018.