Professor Emeritus



 Department of Chemical Engineering, College of Engineering and Agro-Industrial Technology, University of the Philippines Los Baños, College, Laguna (Tel # +63 (049) 536-2315)

 Email Address: [email protected][email protected]



Year Degree University
1992, 1995, 1996, 1997, 1999 Post Graduate Research Work in Chemical Engineering DOST-JSPS Exchange Scientist, Tokyo Institute of Technology
1975, 1978, 1981 Post graduate trainings in Some Philippine Sugar Centrals: (1) Central Azucarera San Pedro, Batangas; (2) Insular Sugar Refining Company, Mandaluyong; (3) Pampanga Sugar Development Corporation
1986-1987 Sugarcane Production Training (JICA sponsored) Okinawa, Japan
1986 PhD Agronomy (Sugarcane Production) Cognates: Prod’n Econ.; Marketing University of the Philippines Los Baños
1977 MS Agronomy, Major in Sugarcane Physiology and Minor in Biochemistry University of the Philippines Los Baños
1973 BS Sugar Technology University of the Philippines Los Baños



 Sugar Technology; Bioethanol Production


PUBLICATIONS: (Google Scholar Page)

Demafelis, R.B., Movillon, JL, Predo, C.D., Tongko-Magadia, B. , Matanguihan AED, and Mike Darby. 2018. “Ethanol in the Philippines: Injecting Octane in the Bioeconomy.” US Grains and UPLB, 88 pp.

Borines, M.G., Sumagang, M.V.P., Movillon, J.L. , Detras, M.C.M., Bambase Jr., M.E., Guerrero, G.A.M., and Guting, R.A.L. 2018. Parametric and Optimization Studies on the Solvent Extraction of PetroleumNuts (Pittosporum resiniferum) Oil. Philippine Journal of Crop Science (PJCS) Special issue December 2018:53-64.

Capunitan, J.A., Bambase, Jr., M.E., Borines, M.G., Demafelis, R.B.,Movillon, J.L. , Abarquez, N.C.R., Condecion, G.L.. Garcia, A.A. and Paz, G.A.O. 2018. Thermal Decarboxylation of Coconut Oil using DifferentCatalysts. Phil. Journal of Crop Science (PJCS) Special Issue Dec. 2018:77-86.

Demafelis, R.B., Mendoza, T.C., Matanguihan, AE.D., Malabuyoc, JA.S., Magadia, R.V. Jr., Pector, A.A., Hourani, K.A., Manaoig, LM. A., and Movillon, J.L. 2017. Is Raw Sugar Produced from Sugarcane (Saccharum officinarum L.) Carbon Positive or Negative? International Journal of Agricultural Technology 13(4):565-581 http://www.ijat-aatsea.com/pastissues.html. ISSN 1686-9141 (© Copyright © by Assoc. of Agricultural Technology in Southeast Asia (AATSEA) 2046 Sinthorn On-nuch, On-nuch Ladkrabang Road, Ladkraban Bangkok 10520, Thailand.

Demafelis R.B., Alcantara, A.J.. Movillon, J.L., Pacardo, E.P., Espaldon., M.V.O., Falvier, M.E. and Magadia, B.D.T. 2018. Carbon Emission Reduction and Payback Analyses of a Commercial Scale Molasses-Based Bioethanol Production. Philippine Journal of Crop Science (PJCS) Special issue December 2018:21-28.

Dizon, L.S.H., Demafelis, R.B., Bambase, Jr., M.E., Movillon, J.L., Garcia, A.F.M., Amponin M.S. and Gatdula, K.M. 2018. Multistage Base-Catalyzed Transesterification of Soybean Oil for Biodiesel Production. Philippine Journal of Crop Science (PJCS) Special issue December 2018: 1-9.

Gatdula K.M., Demafelis, R,B., Movillon, J.L., Sanchez, D.E.S., Hourani, K.A., and Magadia Jr., R, V. 2018. Energetics and Environmental Assessment of a Commercial Scale Bioethanol Processing Plant using Sargassum spp. Philippine Journal of Crop Science (PJCS) Special issue Dec. 2018:10-20.

Gatdula, K.M., Movillon, J.L., Guerrero O, GA.M. and Arellano, D.A. 2017. Storage Stability Test of Sweet Sorghum SPV 422 (Sorghum bicolor L. Moench) Syrup JESAM Biofuels Special Issue. https://journals.uplb.edu.ph/index.php/JESAM/article/view/1677

Lit, F. C., Movillon, J.L., Guerrero, GAM and Gatdula, K.M. 2018. Ethanol Fermentation of Sweet Sorghum SPV 422 (Sorghum bicolor L. Moench) Syrup. Philippine Journal of Crop Science (PJCS) Special issue Dec. 2018:35-41.

Pector, A.A., Movillon, J.L., Bataller, B.G., and Baticados, EJ. N. 2017. Parametric Study on the Effect of Congeners on Molecular Sieve Dusting During Ethanol Dehydration. JESAM Biofuels Special Issue. https://journals.uplb.edu.ph/index.php/JESAM/article/view/1673 Refereed Journal

Gatdula, K.M., Demafelis, R,B., Dizon, L.S.H., Movillon, J.L., Bambase, Jr., M.E. and Guerrero, G.A.M. 2020. Optimizing Clarification of Sweet Sorghum Substrate for Production of Bioethanol. PIChE Journal. Vol 19 : 27-34.

Demafelis, R,B., Gatdula, K.M., Dizon, L.S.H., Movillon, J.L., and Bambase, Jr., M.E. 2020. Parametric Study on Simultaneous Acetone-Butanol-Ethanol Production from Saccharine Feedstocks. PIChE Vol 19 : 19-26.