Rubber Technology Research Unit
Prof. Dr. Pattarapan  Prasassarakich
 

Position : Professor, Dept.of Chemical Technology, Chulalongkorn University
 
B.Sc. (Chem.Eng.), Chulalongkorn University, Thailand
M.Sc.(Chem.Eng.), Univ. of Wisconsin (Madison), Winconsin, U.S.A.
Ph.D. (Chem.Eng.), Kansas State Univ., Kansas, U.S.A.
 
Office hour : Mon, Wed, Fri 16:00-17:00
 
E-mail : ppattara@chula.ac.th

Department of Chemical Technology,
Faculty of Science, Chulalongkorn University, Bangkok 10330, THAILAND
           Tel : (662) 2187517, 2187523, Fax : (662) 255-5831


- Chemical Engineering Thermodynamics
- Chemical Engineering Kinetics

 

- Coal Desulphurization : Kinetics and Processes
- Photodegradation of Plastics
- Chemical Modification of Natural Rubber

 


  1. Walawender, W.P. and Prasassarakich, P."Flow in Tapering and Cylindrical Vessels", Microvas. Research 12, 1-12 (1976).
  2. Prasassarakich, P. and Walawender W. P. "On Application of the Concentric Annular Flow Model to the Flow of Blood in Small Diameter Tubes", Microvas. Research 20, 165-181 (1980).
  3. Prasassarakich, P. and Walawender W. P. "Application of the Concentric Annular Flow Model to Blood Flow in Tapered Tubes", Microvas. Research 24, 1-14  (1982).
  4. Prasassarakich, P. and Premyothin, W. "Study of Coal Desulfurization", J. of Scientific Research, Chula Univ.,  Vol.8, 111-120 (1983).
  5. Prasassarakich, P. and Punsuwan, V. "Coal Desulfurization by Oxidation", J. of  Scientific Research, Chula Univ., Vol.11, No.1, 59-67 (1986).
  6. Sirijeerachai, G. and Prasassarakich, P. "Coal Oxydesulfurization in Alkaline Solution", J. of Scientific Research, Chula Univ., Vol.11, No.2, 123-130 (1987).
  7. Prasassarakich, P. "Two Phase Flow in Horizontal Tube", J. of Chem. Eng.,  Food Tech. and Fuel Tech., Vol.2  (No.1), 32-41 (1980).
  8. Prasassarakich, P. and Akrakahasin, S. "Coal-Oil Mixture Technology", J. of  Chem. Eng., Food Tech. and Fuel Tech., Vol.5 (No.1), 95-109 (1983).
  9. Anonkitpanit, E. and Prasassarakich, P. "Coal Desulphurization in Aqueous Hydrogen Peroxide", Fuel, Vol.68, 819-824 (1989).
  10. Kotchan, A., and Prasassarakich, P. "Modification of Hard-Sphere Equation of  State for Thermodynamic Properties of Light Hydrocarbons", Proceedings of the International Conference of  Recent Developments of Petrochemical and Polymer Technologies, Bangkok, Thailand, December 12-16, 1989, pp 104-110.
  11. Plarid, K., Damronglerds, S., and Prasassarakich, P. "Chemical Beneficiation of Coal by Fludization Technique", Proceedings of 18th Australasian Chemical Engineering Conference, CHEMECA'90, Auckland, New Zealand, August 27-30,    1990, pp 802-809.
  12. Prasassarakich, P., Theeranuwat, C., and Tantayanon, S. "Photodegradation of Anthraquinone and Benzophenone Sensitized High Density  Polyethylene",       Proceedings of the First National Chemical Engineering Conference, Bangkok, Thailand, December 17-19, 1990, pp 281-298.
  13. Geerathunyaskool, S., Prasassarakich, P. and Osuwan, S. "Rheological Property and Stability of Coal-Oil Mixture Fuel", J. of Scientific Research, Chula Univ., Vol.15, No.2, 111-119 (1990).
  14. Prasassarakich, P. and Pecharanond, P. "Kinetics of Coal Desulphurization in Aqueous Cupric Sulphate" Fuel, Vol.71, No.8, 929-933 (1991).
  15. Prasassarakich, P. and Hangsubcharoen, M. "Kinetics of Chemical Desulphurization of Coal in Iron (III) Solutions", Proceedings of APCChE & CHEMECA 93 Conference, Melbourne, Australia, September 26-29, 1993, pp57/3-63/3.
  16. Kiatkamjornwong, S., Prasassarakich, P.  and Karoowancharoen, T. "Styrenic       Imbiber Beads by Seeded Suspension Polymerization : Absorption and Desorption Properties", Proceedings of APCChE & CHEMECA 93 Conference, Melbourne,             Australia, September 26-29, 1993, pp 282/3-286/3.
  17. Prasassarakich, P. and Janwattanakul, V. "Sensitized Photo degradation of  Polyethylene by Benzophenone, Anthraquinone and their Derivatives", Proceedings of RadTech Asia'93, 4th International Conference on Radiation Curing, Tokyo, Japan, November 10-13, 1993, pp 237-242.
  18. Sumanutvarapun, P., Prasassarakich, P., Trakulcoo, K. and Kiatkamjornwong, S. “Mechanical Properties of Polyethylene  Filled with Calcium Carbonate”, J. of  Scientific Research, Chula Univ., Vol.19, (No 2), 236-237 (1994).
  19. Muangchareon, P. and Prasassarakich, P. “Binary Interaction Parameters of some Cubic Equations of State for Carbondioxide-Paraffin Binary Systems”, Proceedings of the Second International Chemical Engineering Conference, Bangkok, Thailand,             December 19-21, 1995, pp I-9 - I-11.
  20. Prasassarakich, P., Lumpoopinitpong, S. and Kiatkamjornwong, S. “Mechanical  Properties of Wood Flour-Filled Polypropylene Composites”, Proceedings of APCCHE’96, Taipei, Taiwan, March 4-6, 1996, pp 362-367.
  21. Prasassarakich, P., Pabunruang, T., Wongwisetsirikul, N. and Kiatkamjornwong, S. “Degradation of Cassava Starch Filled Polyethylene Films”, Proceedings of the Fifth World Congress of Chemical Engineering, San Diego, USA, July 14-18, 1996.
  22. Kiatkamjornwong, S., Traisaranapong, S. and Prasassarakich, P. “Absorption and Desorption Properties of Styrene-Divinylbenzene Beads”, Proceedings of the Fifth World Congress of Chemical Engineering, San Diego, USA, July 14-18, 1996.
  23. Prasassarakich, P. and Thaweesri, T. “Kinetics of Coal Desulfurization with Sodium Benzoxide”, Fuel, Vol. 75, No.7, 816 – 820 (1996).
  24. Kiatkamjornwong, S., Alongkornchotikul, S. and Prasassarakich, P., “Mechanical Properties of Glass Fiber Reinforced PVC/SAN Composites”, Proceedings of Polymer Processing Towards AD 2000 Conference, Singapore, Dec 11-13, 1996.
  25. Kiatkamjornwong, S., Pabunruang, T., Wongwisetsirikul, N. and Prasassarakich, P., “Degradation of Cassava Starch – Polyethylene Blends”, J. Sci. Soc. Thailand, Vol. 23, No.3 135-158 (1997).
  26. Prasassarakich, P., Kaesaman, A. and Wongwisetsirikul, N. “Preparation of Natural Rubber-g-MMA/PVC Blends” Proceedings of 5th Pacific polymer Conference, Kyongiy, Korea, Oct 26-30, 1997.
  27. Kiatkamjornwong, S., Traisaranapong, S. and Prasassarakich, P., “Effects of Diluent and Nitrogen Gas Flowrate on Organic Solvent Absorption and Desorption Properties of Styrene – Divinylbenzene Beads”, J. Sci. Res. Chula. Univ., Vol. 23, No. 1, 65-77  (1998).
  28. Kiatkamjornwong, S., Traisaranapong, S. and Prasassarakich, P., “Styrene – Divinylbenzene Copolymers: Influence of the Diluents on Absorption and Desorption Properties”, J. Porous Material, Vol. 6, No.4, 205-215 (1999).
  29. Charmondusit, K., Kiatkamjornwong, S. and Prasassarakich, P. “Grafting of Methyl Methacrylate and Styrene onto Natural Rubber”, J. Sci. Res. Chula. Univ., Vol. 23, No. 2, 167-181 (1998).
  30. Charmondusit, K., Prasassarakich, P. and Kiatkamjornwong, S. “Natural Rubber Grafted Methyl Methacrylate and Styrene as Impact Modifier for Poly(vinyl chloride)” Proceeding of the 8th National Chemical Engineering Conference, Bangkok, Thailand, Dec 17-18, 1998.
  31. Piumsomboon, P. Ngampradit, N. and Prasassarakich, P. “Design of an Optimal Molasses Clarification System: Simulation” Proceedings of Regional Symposium on Chemical Engineering and the 9th National Chemical Engineering Conference, Songkla, Thailand, 1999, p.A9,1-6.
  32. Kiatkamjornwong, S., Sonsuk, S., Wittayapichet, S. and Prasassarakich, P. “Degradation of Styrene-g-Cassava Starch Filled Polystyrene Plastics” J. Polymer Degradation and Stability, Vol. 66, 323-335 (1999).
  33. K. Insongjai, S. Kiatkamjornwong, P. Prasassarakich and Y. Tanaka, “Preparation of Purified Natural Rubber by Saponification”, 1st Thailand Material Science and Technology Conference, Bangkok, July, 19-20, 2000, p. 90-92.
  34. K. Jumtee, J. Sakdapipanich, P. Prasassarakich and Y. Tanaka, “Recovery and Purification of Small Rubber Particles from Skim Latex”, 1st Thailand Material Science and Technology Conference, Bangkok, July, 19-20, 2000, p. 93-95.
  35. Prasassarakich, P., Sintoorahat, P. and Wongwisetsirikul, N. "Enhanced Graft Copolymerization of Styrene and Acrylonitrile onto Natural Rubber" J. Chem. Eng. Japan Vol. 34, No. 2, 249-253 (2001).
  36. Thirapattarapan, L., Damronglerd, S., Kiatkamjornwong, S. and Prasassarakich, P. “Natural Rubber-g-Methyl Methacrylate/Poly(Methyl Methacrylate) Blends” J. Appl. Polym. Sci., Vol. 81, 428-439 (2001).
  37. Chientachakul, P., Kiatkamjornwong, S., Prasassarakich, P. and Damronglerd, S. “Kinetics Studies on Styrene-Divinylbenzene Copolymerization” J. Appl. Polym. Sci., Vol. 82, 1521-1540 (2001).
  38. Arayapranee, W., Prasassarakich, P. and Rempel, G. L. “Synthesis of Graft Copolymers from Natural Rubber Using Cumene Hydroperoxide Redox Intiator” J. Appl. Polym. Sci. Vol. 83, 2993-3001 (2002).
  39. Ratanakandilok, S., Ngamprasertsith, S. and Prasassarakich, P. “Coal Desulfurization with Methanol/Water and Methanol/KOH” Fuel, Vol. 80, 1937-1942 (2001).
  40. Tongboon, S., Prasassarakich, P. and Kiatkamjornwong, S. and Oonchitichai, V. “Particleboard from Rubber Wood Flakes with Polymeric MDI Binder” Wood and Fiber Science Journal, 34, 391-397 (2002). 
  41. Wongwailikit, K., Prasassarakich, P., Takiue, T., Matsubara, H. and Aratono, M. “Interaction between Polyoxyethylene Nonyl Phenyl Ether (n=9) and Gold(III) Ion in the Adsorbed Film and Micelle” Colloid Polym. Sci., 936-941 (2002).
  42. Arayapranee, W., Prasassarakich, P. and Rempel, G. L. “Process Variables and Their Effects on Grafting Reactions of Styrene and Methyl Methacrylate onto Natural Rubber” J. Appl. Polym. Sci., 89, 63-74 (2003).
  43. Arayapranee, W., Prasassarakich, P. and Rempel, G. L. “Blends of Poly(vinyl chloride)/ Natural Rubber-g-Styrene co Methyl Methacrylate onto Natural Rubber” J. Appl. Polym. Sci. 93, 1666-1672 (2004).
  44. Charmondusit, K., Prasassarakich, P., MaManus, N.T. and Rempel, G.L. “Hydrogenation of Cis-1,4-Poly(isoprene) Catalyzed by OsHCl(CO)(O2)(PCy3)2” J. Appl. Polym. Sci., 89, 142-152 (2003).
  45. Charutawai, K., Ngamprasertsith, S. and Prasassarakich, P. “Supercritical Desulfurization of Low Rank Coal with Ethanol/KOH”, Fuel Proc. Tech. 84, 207-216 (2003).
  46. Sangon, S., Ngamprasertsith, S. and Prassassarakich, P. “Supercritical Coal Extraction with Toluene-Tetralin and Toluene-Ethanol Mixtures” Proceedings of the 12th International Conference on Coal Science, Cairns, Australia, Nov. 2-6, 2003, 3B5/1-10.
  47. Siripochawan, A., Prassassarakich, P. and Ngamprasertsith, S.  “Co-liquefaction of Coal and Polypropylene in Supercritical Solvent” Proceedings of the 12th International Conference on Coal Science, Cairns, Australia, Nov. 2-6, 2003, 4D2/1-12.
  48. Eawsuwan, K. and Prasassarakich, P. “Experimental Design for Process Parameter Determination of Graft Copolymerization of Styrene and Methyl Methacrylate onto Natural Rubber” Proceedings of the 8th Pacific Polymer Conference, Bangkok, Thailand, Nov. 24-27, 2003, IL396/1-4.
  49. Treepichetkul, T., Shinzo, K. and Prasassarakich, P. “In Situ Formed Silica in Natural Rubber and Acrylonitrile-butadiene Rubber by Sol-Gel Method” Proceedings of the 8th Pacific Polymer Conference, Bangkok, Thailand, Nov. 24-27, 2003, P-26 [414]/1-4.
  50. Wongwailikhit, K., Tasakorn, P. Prasassarakich, P. and Aratono, M. “Gold Recovery by pH-Switching Process via Cloud Point Extraction” Sep. Sci. Tech. 38, 3591-3607 (2003). 
  51. Tangthongkul, R., Prasassarakich, P., MaManus, N.T. and Rempel, G.L. “Hydrogenation of Cis-1,4-Poly(isoprene) Catalyzed by Ru(CH=CH)(Ph))Cl(CO)(PCy3)2” J. Appl. Polym. Sci. 91, 3259-3273 (2004).
  52. Im-erbsin, S., Prasassarakich, P. and Rempel, G.L. “Hydroformylation of High Molecular Weight Cis-1,4-Polybutadiene Catalyzed by HRh(CO)(PPh3)3” J. Appl. Polym. Sci. 93, 854-869 (2004).
  53. Suriyachai, P., Kiatkamjornwong, S. and Prasassarakich, P. “Natural Rubber-g-Glycidyl Methacrylate/Styrene as a Compatibilizer in Natural Rubber/PMMA Blends” Rubber Chem. Tech. 77, 914-930 (2004).
  54. Tangthongkul, R., Prasassarakich, P. and Rempel, G.L. “Hydrogenation of Natural Rubber Catalyzed by Ru(CH=CH)(Ph))Cl(CO)(PCy3)2” J. Appl. Polym. Sci. 91, 2399-2406 (2005).
  55. Tanglumlert, W., Prasassarakich, P., Supaphol, P. and Wongkasemjit, W. “Hard-coating Materials for Poly(methyl methacrylate) from Glycidoxypropyltrimethoxysilane-modified Silatrane via a Sol-gel Process” Surface & Coating Tech. 200, 2784-2790 (2006).
  56. Hinchiranan, N., Prasassarakich, P., MaManus, N.T. and Rempel, G.L. “Preparation of Hydrogenated Natural Rubber Using OsHCl(CO)(O2)(PCy3)2: Kinetics and its Characterization” J. Appl. Polym. Sci. 100, 4499-4541 (2006).
  57. Hinchiranan, N., Prasassarakich, P. and Rempel, G.L. “Hydrogenation of Synthetic Cis-1,4-Poly(isoprene) and Natural Rubber Catalyzed by [Ir(COD)py(Pcy3)PF6” J. Appl. Polym. Sci. 100, 4219-4233 (2006).
  58. Mahittikul, A., Prasassarakich, P. and Rempel, G.L. “Preparation of Hydrogenation of Natural Rubber Latex in the Presence of OsHCl(CO)(O2)(PCy3)2” J. Appl. Polym. Sci. 100, 640-655 (2006).
  59. Sangon, S., Ratanavaraha, S., Ngamprsertsith, S. and Prasassarakich, P. “Coal Liquefaction Using Supercritical Toluene-Tetralin Mixture in a Semi-continuous Reactor” Fuel Proc. Tech. 87, 201-207 (2006).