Extraction of tannin by Acacia mearnsii with supercritical fluids

Brazilian Archives of Biology and Technology

Volumn 47, Issue 6, 2004, Pages 995-998

  Pansera, Marcia Regina ^a   Iob, Gelson Antonio ^a   Atti Santos, Ana Cristina ^a   Rossato, Marcelo ^a   Atti Serafini, Luciana ^a   Cassel, Eduardo ^b  

^a UNIVERSITY OF CAXIAS DO SUL   (Brazil)

^b PONTIFICAL CATHOLIC UNIVERSITY OF RIO GRANDE DO SUL   (Brazil)

Author keywords

Co solvents; CO2 supercritical; Tannin

Indexed keywords

EID: 19944401592     PISSN: 15168913     EISSN: None     Source Type: Journal    
DOI: 10.1590/S1516-89132004000600019     Document Type: Article

References (8)

1. Deixheimer, M. A. (1998), Acácia negra e tanino. Porto Alegre : Tipografia Mercantil S.A.
2. Graebin, W. (2000), Personal communication. Extratos Brasil Indústria e Comércio Ltda.
3. Haslam, E. (1996), Natural polyphenols (vegetable tannins) as drugs and medicines: possible modes of action. Journal of Natural Products, 59, 205-215.
4. Markkar, H. P. S. and Becker, K. (1998), Do tannins in leaves of trees and shrubs from African and Himalayan regions differ in level and activity? Agroforestry Systems, 40, 59-68.
5. Readel, K.; Seigler, D.; Hwang, K.; Keesy, J. and Seilheimer, S. (2001), Tannins from Mimosid Legumes of Texas and Mexico, Economic Botany, 55 : (2), 212-222.
6. Sharma, O. P.; Bhat, T. K. and Singh, B. (1998), Thin-layer chromatography of gallic acid, methyl gallate, pyrogallol, phloroglucinol, catechol, resorcinol, hydroquinone, catechin, epicatechin, cinnamic acid, p-coumaric acid, ferulic acid and tannic acid, Journal of Chromatography, 822, 167-171.
7. Seigler, D. S.; Seilheimer, S.; Keesy, J. and Huang, H. F. (1986), Tannins from four common Acacia species of Texas and Noutheastern Mexico, Economic Botany, 40, 220-232.
8. Taylor, L. T. (1996), Supercritical Fluid Extraction, Wiley-Interscience Publication, USA.