Kinetic studies on bleaching of edible oil using charred sawdust as a new adsorbent

Journal of Food Engineering

Volumn 65, Issue 1, 2004, Pages 33-36

  Bera, D ^a   Lahiri, D ^a   Nag, A ^a  

^a INDIAN INSTITUTE OF TECHNOLOGY   (India)

Author keywords

Activation energy; Change in free energy; Charred sawdust; Enthalpy and entropy; Oil loss

Indexed keywords

ACTIVATION ENERGY; ADSORPTION; BLEACHING; DECOMPOSITION; ENTHALPY; ENTROPY; HYDROLYSIS; INTEGRAL EQUATIONS; MATHEMATICAL MODELS; SAWDUST;

CHARRED SAWDUST; GAS CONSTANTS; OIL BLEACHING; OIL LOSS;

OILS AND FATS;

ACTIVATION ENERGY; BLEACHING; ENTHALPY; ENTROPY; SAW DUST; VEGETABLE OIL;

EID: 2342634508     PISSN: 02608774     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jfoodeng.2003.11.020     Document Type: Article

References (15)

1. Boki K.H., Kawasaki N. Bleaching rapeseed and soybean oils with synthetic adsorbents and attapulgites. Journal of American Oil Chemists' Society. 71:1994;505-601.
2. Brimberg U.I. Kinetics of vegetable oils. Journal of American Oil Chemists' Society. 59:1983;74-78.
3. Brooks, D. D. (1999). Proceedings of Porim International Palm Oil Changes, 1-6 February (pp. 234-238). Malaysia: Palm Oil Research Institute of Malaysia.
4. Dudley H.W., Flemming I. Spectroscopic methods in organic chemistry. (pp. 1-3) 4th ed. 1987;McGraw-Hill, London.
5. Kheok S.C., Lim E.E. Mechanism of palm oil bleaching by montmorillonite clay activated at various acid concentration. Journal of American Oil Chemists' Society. 59:1982;129-131.
6. Laidler K.J. Chemical kinetics. (pp. 40-47) 3rd ed. 1997;Harper & Row Publishers, New York.
7. Nag A. Hydration of polar and non-polar oil on solid surface. Journal of American Oil Chemists' Society. 9:1992;925-935.
8. Nag A. Utilization of charred sawdust as an adsorbent of dyes, toxic salts and oil from water. Institute of Chemical Engineers (UK). 73:1995;299-307.
9. Nag A., Chattoraj D.K., Sadhukhan B. Negative adsorption of inorganic salts, sucrose and urea at solid-liquid interfaces. Colloid and Surface. 23:1987;83-87.
10. Nag A., Sadhukhan B., Chattoraj D.K. Thermodynamics of adsorption of protein and carboxymethyl cellulose at solid-liquid interfaces. Journal of Surface Science and Technology. 4:1988;91-99.
11. Norris F.A., Baily's Swern D. Industrial oil and fat products. 3rd ed. 1964;769-792 Interscience, New York.
12. Orr C., Dallavalle J.M. Fine particle measurement, size, surface and pore volume. (pp. 80-87):1950;Macmillan, New York. pp. 80-87.
13. Rich A.D. Some basic factors in the bleaching of fatty oils. Journal of American Oil Chemists' Society. 41:1964;315-321.
14. Tolleraar F.D., Hockmann H. Bleaching of oils with bleaching earths. Fette Seifen Anstricchm. 66:1964;430-433.
15. Topallar H. Kinetics of sunflower seed oil. Journal of American Oil Chemists' Society. 74:1998;531-534.