Water in supercritical CO2 microemulsion formation by fluorinated surfactants

Chemistry Letters

Volumn 32, Issue 4, 2003, Pages 384-385

  Nagai, Takabumi ^a   Fujii, Kazuhisa ^a   Otake, Katsuto ^b   Abe, Masahiko ^c  

^a Daikin Environ Laboratory Ltd   (Japan)

^b NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY AIST   (Japan)

^c TOKYO UNIVERSITY OF SCIENCE   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

ANIONIC SURFACTANT; CARBON DIOXIDE; CATIONIC SURFACTANT; ETHER DERIVATIVE; FLUORINE DERIVATIVE; WATER;

ARTICLE; HYDROPHILICITY; METHYLATION; MICROEMULSION; PRESSURE; SOLUBILITY; SUPERCRITICAL FLUID;

EID: 0037824486     PISSN: 03667022     EISSN: None     Source Type: Journal    
DOI: 10.1246/cl.2003.384     Document Type: Article

References (22)

1. M. A. McHugh and V. J. Krukonis, in "Supercritical Fluid Extraction Principles and Practice," 2nd. ed., Butterworth Heineman, Stoneham, MA, (1993).
2. K. A. Shaffer and J. M. DeSimone, Trends Polym. Sci., 3, 146 (1995).
3. J. M. DeSimone, Z. Guan, and C. S. Elsbernd, Science, 257, 945 (1992).
4. D. J. Dixon, R. A. Bodmeier, and K. P. Johnston, AIChE J., 39, 127 (1993).
5. Y. Ikushima, Adv. Colloid Interface Sci., 265, 356 (1993).
6. F. A. Adamsky and E. J. Beckman, Macromolecules, 27, 312 (1994).
7. P. G. Jessop, T. Ikariya, and R. Noyori, Nature, 368, 231 (1994).
8. C. A. Eckert and B. L. Knutson, Fluid Phase Equilib., 83, 9 (1993).
9. E. L. V. Goetheer, M. A. G. Vortaman, and J. T. F. Keurentjes, Chem. Eng. Sci., 54, 1589 (1999).
10. K. A. Consani and R. D. Smith, J. Supercrit. Fluids, 3, 51 (1990).
11. K. L. Harrison, J. Goveas, K. P. Johnston, and E. A. O'Rear, Langmuir, 10, 3536 (1994).
12. K. P. Johnston, K. L. Harrison, M. J. Klarke, S. M. Howdle, M. P. Heitz, F. V. Bright, C. Carlier, and T. W. Randolph, Science, 271, 624 (1996).
13. J. D. Holmes, P. A. Bhargava, B. A. Korgel, and K. P. Johnston, Langmuir, 15, 6613 (1999).
14. M. A. Kane, G. A. Baker, S. Pandney, and F. V. Bright, Langmuir, 16, 4901 (2000).
15. J. Eastoe, B. M. H. Cazelles, D. C. Steytler, J. D. Holmes, A. R. Pitt, T. J. Wear, and R. K. Heenan, Langmuir, 13, 6980 (1997).
16. Z. Liu and C. Erkey, Langmuir, 17, 274 (2001).
17. C. T. Lee, Jr., P. A. Psathas, and K. P. Johnston, Langmuir, 15, 6781 (1999).
18. J. Eastoe, A. M. Downer, A. Paul, and E. Rumsey, Prog. Colloid Polym. Sci., 115, 214 (2000).
19. P. A. Psathas, E. A. Sander, W. Ryoo, D. Mitchell, R. J. Ragow, K. T. Lim, and K. P. Johnston, J. Dispersion Sci. Technol., 23, 81 (2002).
20. J. S. Keiper, R. Simhan, J. M. DeSimone, G. D. Wignall, and Y. B. Melnichenko, J. Am. Chem. Soc., 124, 1834 (2002).
21. IR, NMR, MS spectra confirmed the structure of these compounds.
22. Number average degree of polymerization. 1-1, 1-2, 1-3, 1-4, 4-1, and 4-2 are monodisperse oligomers (purity>95%), respectively. 1-5, 4-3, 4-4 and 4-5 are disperse oligomers and n and MW are mean average value, respectively.