Performance of an Argentinian acid-activated bentonite in the bleaching of soybean oil

Brazilian Journal of Chemical Engineering

Volumn 20, Issue 2, 2003, Pages 139-145

  Foletto, E L ^a   Volzone, C ^b   Porto, L M ^a  

^a FEDERAL UNIVERSITY OF SANTA CATARINA   (Brazil)

^b Centro de Tecnologia de Recursos Minerales y Ceramica   (Argentina)

Author keywords

Acid activated bentonite; Bleaching; Clay; Soybean oil

Indexed keywords

BLEACHING; CHEMICAL ACTIVATION; CHEMICAL MODIFICATION; CRYSTAL STRUCTURE; DIFFERENTIAL THERMAL ANALYSIS; POSITIVE IONS; SULFURIC ACID; THERMOGRAVIMETRIC ANALYSIS; VEGETABLE OILS;

ARGENTINIAN ACID ACTIVATED BENTONITE; SOYBEAN OIL;

BENTONITE;

EID: 0037996742     PISSN: 01046632     EISSN: None     Source Type: Journal    
DOI: 10.1590/S0104-66322003000200007     Document Type: Article

References (12)

1. Barrios, M.S., Gonzáles. L.V.F., Rodríguez, M.A.V. and Pozas, J.M.M., Acid Activation of a Palygorskite with HCl: Development of Physico-chemical, Textural and Surface Properties, Applied Clay Science, 10, 247-258 (1995).
2. Brindley, G.W. and Brown, G., Crystal Structure of Clay Minerals and Their X-ray Identification, London: Mineralogical Society (1980).
3. Christidis, G.E., Scott, P.W. and Dunham, A.C., Acid Activation and Bleaching Capacity of Bentonites from the Islands of Milos and Chios, Aegean, Greece, Applied Clay Science, 12, 329-347 (1997).
4. Foletto, E.L., Volzone, C., Morgado, A.F. and Porto, L.M. (2000), Análise comparativa da ativação ácida de dois materiais argilosos com diferentes composições mineralógicas, VI Jornadas Argentinas de Tratamiento de Minerales, Salta, Argentina, 43-48 (2000).
5. Greene-Kelly, R., The Identification of Montmorillonoids in Clays, Journal of Soil Science, 4(2), 233-237 (1953).
6. Grim, R.E. and Kulbicki, G., Montmorillonite: High Temperature Reactions and Classification, The American Mineralogist, 46, 1329-1369 (1961).
7. Mokaya, R., Jones, W., Davies, M.E. and Whittle, M.E., Chlorophyll Adsorption by Alumina Pillared Acid-activated Clay, Journal of the American Oil Chemists' Society, 70, 241-244 (1993).
8. Morgado, A.F., Caracterização e propriedades tecnológicas de uma argila esmectítica de Santa Catarina, Ph.D. diss., Universidade de São Paulo, São Paulo, Brazil (1998).
9. Proctor, A. and Palaniappan, S., Soy Oil Lutein Adsorption by Rice Hull Ash, Journal of the American Oil Chemists' Society, 66 (11), 1618-1621 (1989).
10. Taylor, D.R. and Jenkins, D.B., Acid-activated Clays, Society of Mining Engineering of the American Institute of Mechanical Engineers, Transactions, 282, 1901-1910 (1987).
11. Volzone, C., López, J.M. and Pereira, E., Activación ácida de un material esmectítico, Revista Latinoamericana de Ingeniería Química y Química Aplicada, 16, 205-215 (1986).
12. Volzone, C., Zalba, P.E. and Pereira, E., Activación ácida de esmectitas. II - Estudo mineralogico, Anales de la Asociación Química Argentina, 76, 57-68 (1988).