Fractionation of chitosan by supercritical carbon dioxide/acetic acid aqueous solution

Journal of Supercritical Fluids

Volumn 71, Issue , 2012, Pages 86-91

  Lee, Wang Kun ^a   Tsai, Min Lang ^a   Shieh, Yeong Tarng ^b  

^a NATIONAL TAIWAN OCEAN UNIVERSITY   (Taiwan)

^b NATIONAL UNIVERSITY OF KAOHSIUNG   (Taiwan)

Author keywords

Chitosan; Cosolvent; Degree of deacetylation; Molecular weight; Polydispersity; Supercritical carbon dioxide

Indexed keywords

ACETYL GROUPS; AMINO GROUP; COSOLVENTS; DEGREE OF DEACETYLATION; EXTRACTION PROCESS; EXTRACTION YIELD; OPERATING CONDITION; SUPERCRITICAL CARBON DIOXIDES;

ACETIC ACID; ACETYLATION; CARBON DIOXIDE; CHITOSAN; MOLECULAR WEIGHT; POLYDISPERSITY; SOLUTIONS; SUPERCRITICAL FLUID EXTRACTION;

EXTRACTION;

EID: 84865511794     PISSN: 08968446     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.supflu.2012.07.012     Document Type: Article

References (23)

1. K.V. Harish Prashantha, and R.N. Tharanathan Chitin/chitosan: modifications and their unlimited application potential - an overview Trends in Food Science Technology 18 2007 117 131
2. M. Rinaudo Chitin and chitosan: properties and applications Progress in Polymer Science 31 2006 603 632
3. R.H. Chen, J.R. Huang, M.L. Tsai, L.Z. Tseng, and C.H. Hsu Differences in degradation kinetics for sonolysis, microfluidization and shearing treatments of chitosan Polymer International 60 2011 897 902
4. C. Motta de Moura, J. Motta de Moura, N. Madeira Soares, and L. Antonio de Almeida Pinto Evaluation of molar weight and deacetylation degree of chitosan during chitin deacetylation reaction: used to produce biofilm Chemical Engineering and Processing 50 2011 351 355
5. M.L. Tsaih, and R.H. Chen The effect of reaction time and temperature during heterogenous alkali deacetylation on degree of deacetylation and molecular weight of resulted chitosan J. Applied Polymer Science 88 2003 2917 2923
6. H. Okamoto, S. Hishida, H. Todo, Y. Sakakura, K. Iida, and K. Danjo Pulmonary gene delivery by chitosan-pDNA complex powder prepared by a supercritical carbon dioxide process J. Pharmaceutical Sciences 92 2003 371 380
7. H. Okamoto, Y. Sakakura, K. Shiraki, K. Oka, S. Nishida, H. Todo, K. Iida, and K. Danjo Stability of chitosan-pDNA complex powder prepared by supercritical carbon dioxide process International Journal of Pharmaceutics 290 2005 73 81
8. K. Rinki, and P.K. Dutta Physicochemical and biological activity study of genipin-crosslinked chitosan scaffolds prepared by using supercritical carbon dioxide for tissue engineering applications International Journal of Biological Macromolecules 46 2010 261 266
9. K. Rinki, P.K. Dutta, A.J. Hunt, J.H. Clark, and D.J. Macquarrie Preparation of chitosan based scaffolds using supercritical carbon dioxide Macromolecular Symposia 277 2009 36 42
10. J. Singh, P.K. Dutta, J. Dutta, A.J. Hunt, D.J. Macquarrie, and J.H. Clark Preparation and properties of high soluble chitosan-l-glutamic acid aerogel derivative Carbohydrate Polymers 76 2009 188 195
11. 2 generating chitosan devices with controlled morphology. Potential application for drug delivery and mesenchymal stem cell culture J. Supercritical Fluids 48 2009 269 277
12. 2 dried chitosan: an efficient intrinsic heterogeneous catalyst in fine chemistry New Journal of Chemistry 27 2003 1690 1692
13. R. Zarzycki, Z. Modrzejewska, M. Dorabialska, G. Rogacki, and A. Wojtasz-Pajak Properties of chitosan microgranules formed by supercritical fluid processing Drying Technology 27 2009 1370 1378
14. F. Montanes, T. Fornari, R.P. Stateva, A. Olano, and E. Ibanez Solubility of carbohydrates in supercritical carbon dioxide with (ethanol + water) cosolvent J. Supercritical Fluids 49 2009 16 22
15. E. Reverchon, and A. Antonacci Chitosan microparticles production by supercritical fluid processing Industrial & Engineering Chemistry Research 45 2006 5722 5728
16. M.L. Tsai, H.W. Chang, H.C. Yu, Y.S. Lin, and Y.D. Tsai Effect of chitosan characteristics and solution conditions on gelation temperatures of chitosan/2-glycerophosphate/nanosilver hydrogels Carbohydrate Polymers 84 2011 1337 1343
17. A. Baxter, M. Dillon, K.D.A. Taylor, and G.A.F. Roberts Improved method for i.r. determination of the degree of N-acetylation of chitosan International Journal of Biological Macromolecules 14 1992 166 169
18. M.L. Tsai, S.W. Bai, and R.H. Chen Cavitation effects versus stretch effects resulted in different size and polydispersity of ionotropic gelation chitosan-sodium tripolyphosohate nanoparticle Carbohydrate Polymers 71 2008 448 457
19. 2 Food Reviews International 23 2007 341 371
20. S.G. Kazarian, M.F. Vincent, F.V. Bright, C.L. Liotta, and C.A. Eckert Specific intermolecular interaction of carbon dioxide with polymers Journal of the American Chemical Society 118 1996 1729 1736
21. 2 in glassy polymers J. Supercritical Fluids 25 2003 261 268
22. 2 treatment J. Supercritical Fluids 33 2005 183 192
23. 2 intercalation of polycaprolactone in layered silicates J. Supercritical Fluids 49 2009 385 393