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Name: Bento, Luis Title: Department: Organization: LSU AgCenter Address 1: Address 2: , Phone Number: Fax Number:

Education/Training PhD in Chemical and Biological Engineering, Universidade do Minho, Portugal, 2003 Short Course in Sugar Refining, Nichols State University, Thibodeaux, LA, 1978 Licensed in Chemical Engineering - Faculty of Engineering (Porto University) 1961/64 Bachelor in Chemical Science - Faculty of Science (Coimbra University) 1958/61

Areas of Specialization/Research 36 years of experience of cane sugar refining (4 years as Technical Manager’s Assistant and 31 years as Process Manager) Research on cane sugar colorants and decolorization processes, particularly with ion exchange resins.

Professional Experience RAR - Refinarias de Açúcar Reunidas , SA (Porto) 1965 – 2000; Sugar Technologist Consultant 2000 - 2003; INII - Instituto Nacional de Investigaçäo Industrial (Lisbon) 1964-65. Visiting Professor of SCUT-South China University of Technology – Guangzhou - since 2000; President of the Portuguese National Committee of ICUMSA – 1989-2003; Process and Development Manager at RAR Sugar Refinery from 1970 - 2000; Manager of DID - Development and Research Department – from 1978 – 2000; President of S.I.T. - Sugar Industry Technologists Inc., New York - 1998/9 and 1999/2000; Director of SPRI - Sugar Process Research Inc., New Orleans - from 1988 – 2000; Director of Academia de Engenharia de Portugal – from 2001; Honorary Member of Italian Sugar Technologista Association; Honorary Member of IAREN – Instituto da Água da Região Norte.

Awards/Grants Frank Chapman Award for the best poster presented in SIT – Sugar Industry Technologist, Inc Conference in Vancouver 2004: S.P.R.I.- Sugar Processing Research Institute, Inc. Industrial Technology Award – 2000; S.P.R.I.- Sugar Processing Research Institute, Inc. Meritorious Service Award – 2000; Frank Chapman Award for the best poster presented in SIT – Sugar Industry Technologist, Inc Conference in Montreal 1997: Crystal Award for Outstanding Achievement in Sugar Technology – 1995, SIT -Sugar Industry Technologists, Inc.; George and Eleanore Mead Award 1993 - for the best Paper presented in SIT - Congress - Sugar Industry Technologists Toronto- Canada: Silver Medal in the Inventors' Exhibition IENA 90 - Nuremberga – RFA; Gold Medal in the Inventors’ Exhibition IENA 89 - Nuremberga – RFA: George and Eleanore Mead Award 1989 - for the best Paper presented in S.I.T. Congress – Sugar Industry Technologists Inc." - New Orleans 1989.

Publications/Presentations/Patents Publications & Presentations: Bento L.S.M. (2006) “Activated Carbons: adsorption of sugar colorants and chemical regeneration”, S.I.T. Conf. (in press) Bento L.S.M. (2005) “Filtrate Clarification”, A.S.S.C.T. Conf., Baton Rouge, LA Bento L.S.M, T. Wang, X. Li, A. Monge (2005) “Utilization of Infra Red Images to inspect C Massecuite processing”, Proc. of S.I.T. Conf., 255 Bento L.S.M. (2004) “Decolorization of sugar solutions with oxidants and ion exchange resins”, Proc. of S.I.T. Conf., 265-269 Bento L.S.M., Rein P., Sabliov C., Boldor D., Coronel P., (2004) “C Massecuite Re-heating using Microwaves”, Conf. of A.S.S.C.T., Panama City Beach, FL Bento L.S.M. (2003) “Nature of sugar colourants”, Proc. S.I.T. Conf. Bento L.S.M. (2003) “Technical control of colour in sugar products” Proc. AVH Conf. (em publicação) Bento, L.S.M. (2002) “Separation of beet and cane sugar colourants through styrenic strong base resins” Proc. of S.P.R.I. Conf., 311-327 Bento L.S.M. (2001) “Decolourisation and decalcification of sugar solutions” Proc. of S.I.T. Conf., ... Bento, L.S.M., Bártolo F. (2000) “The Production of Areado Sugar” Handbook of Sugar Refining, Ed. Dr.Chung Chi Chou, Pub. John Wiley and Sons, New York, … Bento L.S.M., Correia C. (2000) “Regeneration of a styrenic divinylbenzenic resin for sugar decolourisation with calcium chloride in a calcium saccharate solution” Ion Exchange in The Millenium, Ed. J.A. Greig, Imperial Colledge Press, Cambridge, UK, 298-305 Bento L.S.M. (1999a) “Utilization of calcium chloride in an alkaline saccharate solution to regenerate ion exchange resins for cane sugar liquors decolourisation” Proc. of C.I.T.S. Conf. Bento L.S.M. (1999b) “Study of colour formation during Carbonatation in Cane Sugar Refining using GPC with a ELS detector” Proc. of AVH Conf. Bento L.S.M. (1999c) “Application of ion exchange resins for sugar liquors decolourization” Proc. of I.S.S.C.T. Conf. Bento L.S.M., Ferraz A., Bártolo F., Barreto J., Rocha F., Mota M. (1999) “Utilisation of Cane Sugar Refinery Carbonatation sludge for recycling and boiler flue gas desulphurisation - preliminary studies” Proc. of S.I.T. Conf. Bento L.S.M. (1998) “ Study of HMW compounds in sugar liquors from carbonatation amd ion-exchange resins using GPC chromatography with an evaporative light scattering detector” Proc. S.P.R.I. Conf. Bento L.S.M. (1998b) “Ion exchange resins for sugar decolorization” Int. Sugar J., 100, 111-117 Bento L.S.M., Bártolo, F. (1998) “Chrystallization schemes – Refining” Sugar Technology, Ed. P.W. van der Poel, H. Schiweck, T. Schwartz, Pub.Verlag Dr. Albert Bartens KG, Berlin, 771-776 Bento L.S.M. (1997) “Ion exchange resins for sugar liquor decolorization” Proc. of S.I.T. Conf. Bento L.S.M., Pereira M. E., Sá S. (1997) “Improved analysis of sugar colorants by gel chromatography with UV and ELS” Int. Sugar J., 99, 555-562 Bento L.S.M., Pereira M. E., Sá S. (1997) “Gel permeation chromatography of sugar materials using spectrophotometric and evaporator light scattering detectors” Proc of. S.I.T. Conf Bento L.S.M., Sá S. (1997) “Study of HMW compounds in sugar using Gel Permeation Chromatography with an Evaporative Light Scattering detector” Carbohydrate Polymers, Elsevier Bento L.S.M., Sá S. (1997) “Application of Evaporative Light Scattering detector to study beet and cane sugar colourants separated by Gel Permeation Chromatography” EuroTechlink 97 Technical Session, Leeds, Inglaterra Bento L.S.M. (1996) “Regeneration of decolorization ion-exchange resins - a new approach” Proc. of S.I.T. Conf. Bento L.S.M. (1996) “Sugar Colourants and ion exchange resins: Influence of calcium and sucrose in sugar colourants removal from ion-exchange resins” Proc. of S.P.R.I. Conf. Bento L.S.M. (1995) “Application of UV Spectrophotometry to study sugar colourants throughout the refining process” Proc. of S.I.T. Conf., … Bento L.S.M. (1995) “UV Spectrophotometric analysis of cane sugar colourants” Zuckerindustrie, 120, Agosto 1995, 19-22 Bento L.S.M. (1995) “Separation of Sugar Colourants using Sucrose Crystals in Chromatographic Columns” Zuckerindustrie, Fevereiro 1995 Bento L.S.M. (1994) “Separation of Sugar Colourants using Sucrose Crystals in Chromatographic Columns” Proc. of S.I.T. Conf. Bento L.S.M. (1993) “Separation of sugar colourants through Sucrose Chromatography” Int. Sugar J., 95, 1138, 391-396 Bento L.S.M. (1992) “Sugar liquor decolourization by ion-exchange resins” Proc. of S.P.R.I. Conf. Bento L.S.M. (1992) “Organic and Inorganic compounds influence on the sugar colourant-ion-exchange resin inter-action” Proc. of S.I.T. Conf. Bento L.S.M. (1990) “Sugar Docolourization by Ion-Exchange Resins with Regenerant Recovery” Ingenium - Dezembro 1990, … Bento L.S.M. (1990) “Sugar Liquors purification using Anionic Resins with Regenerant recovery” Proc. of S.P.R.I. Conf. Bento L.S.M., Santos J.L.M., Hervé D. (1990) “Integrated Treatment of Regeneration Effluents from Decolorization Units in the Sugar Refinery” Sugar y Azucar, October 1990, … Bento L.S.M. (1989) “Sugar Decolorization by Ion Exchange Resins with Regenerant Recovery” Proc. of S.I.T. Conf. Bento L.S.M., Santos J.L.M., Hervé D. (1989) “Traitement Intégré des Éluats de régénération des unités de décoloration en Raffinerie de Sucre” Industries Alimentaires et Agricoles, Juillet-Aout 1989 Bento L.S.M. (1983) “The Production of Areado Sugar at RAR Refinery – Portugal” Proc. of S.I.T. Conf. Guimarães C., Bento L.S.M., Mota M. (1999) “Biodegradation of colorants in refinery effluents: Potential use of the fungus Phanerochaete chrysosporium” Int. Sugar J., 101, 246-251 Pereira M.E.S., Bento L.S.M. (1999) “Polysaccharides in Sugar. An analytical approach to their evaluation” Glupor3, Aveiro, Portugal Tatoud L., Jacob S., Liou J.K., Bento L.S.M., Decloux M. (1998) “Importance of raw cane sugar color on the evaluation of the efficiency of the cross-flow mambranes” Proc. of S.I.T. Conf., 259-267 Azevedo S.F., Bento L.S.M., Chorão J., Gonçalves M.J. (1993) “On-line Monitoring of White Sugar Crystallization through Software Sensors” Conf. of S.I.T. Conf. Azevedo S. F., Bento L., Chorão J., Gonçalves M.J., Estebainha V. (1993) “Experimental Analysis of the operation of an Industrial Batch Evaporative Crystallizer” CHEMPOR 93 - Int. Chem.Eng. Conf., 365-372 Santos J.M., Mota M., Bento L.S.M. (1993) “Treatment of Sugar Refinery Ion-Exchange Resins effluent with Phanerochaete chrysosporium” Int. Sugar J., September 1993 Azevedo S.F., Bento L.S.M., Lousada A. (1988) “Process Automation in a Sugar Refinery” Meeting on New Technologies in the Portuguese Industry - Porto Azevedo S.F., Bento L.S.M., Lousada A., Chorão J., Estebainha V. (1987) “Preliminary Studies on Data Acquisition for Industrial Control” Meeting on the use of Microcomputers in Chemical Engineering Portuguese Institution of Chemical Engineers - Porto Azevedo S.F., Bento L.S.M., Lousada A., Chorão J., Estebainha V. (1986) “Computer Control in a Sugar Refinery, I Overall Strategy Adopted, II Graphics Software for online data analysis” 4th Meeting of the Port. Assoc. for Comp. Sci., Lisboa Patents: International application WO 2006 / 050064; 11 May 2006 European Patent: application 95 941 248.7 U.S.A. Patent 5,932,106 / August 3, 1999 U.S.A. Patent 5,096,500 / March 17, 1992 U.S.A. Patent 5,019,542 / May 28, 1991 European Patent PT/19.10.88/ PT 88791.