Kinetic study of photodegradation of water soluble polymers

Iranian Polymer Journal (English Edition)

Volumn 21, Issue 12, 2012, Pages 869-876

  Ghafoori, S ^a   Mehrvar, M ^a   Chan, P K ^a  

^a RYERSON UNIVERSITY   (Canada)

Author keywords

Advanced oxidation technologies (AOTs); Continuous distribution kinetics; Moment method; Radical depolymerization; Water soluble composites

Indexed keywords

ADVANCED OXIDATION TECHNOLOGY; CHAIN SCISSION; CHEMICAL SPECIES; KINETIC MODELING; KINETIC MODELS; KINETIC STUDY; MASS BALANCE; MODEL PREDICTION; NUMBER AVERAGE MOLECULAR WEIGHT; OPTIMIZATION TECHNIQUES; PHOTO-OXIDATIVE DEGRADATION; PHOTOCHEMICAL DEGRADATION; POPULATION BALANCE EQUATION; RANDOM CHAIN SCISSIONS; RATE COEFFICIENTS; RATE EXPRESSION; SCALING-UP; SEQUENTIAL QUADRATIC PROGRAMMING; SOLUBLE POLYMERS; WATER-SOLUBLE COMPOSITES; WATERSOLUBLE POLYMERS;

COMPOSITE FILMS; HYDROGEN PEROXIDE; INTEGRODIFFERENTIAL EQUATIONS; KINETIC THEORY; KINETICS; METHOD OF MOMENTS; OPTIMIZATION; ORDINARY DIFFERENTIAL EQUATIONS; POLYETHYLENE GLYCOLS; SOLUTIONS; ULTRAVIOLET RADIATION;

POLYMERS;

EID: 84869483446     PISSN: 10261265     EISSN: 17355265     Source Type: Journal    
DOI: 10.1007/s13726-012-0091-5     Document Type: Article

References (38)

1. Kakishita O, Nishioka J, Fugita T, Matsuo K (1996) Water-soluble composite film. US Patent 5,487,947
2. Swift G (1994) Water-soluble polymers. Polym Degrad Stab 45:215-231
3. Swift G (1993) Directions for environmentally biodegradable polymer research. Acc Chem Res 26:105-110
4. Poyatos JM, Munio MM, Almecija MC, Torres JC, Hontoria E, Osorio F (2010) Advanced oxidation processes for wastewater treatment: state of the art. Water Air Soil Pollut 205:187-204
5. Glaze WH, Kang JW, Chapin DH (1987) Chemistry of water treatment processes involving ozone, hydrogen peroxide and ultraviolet radiation. Ozone Sci Eng 9:335-352
6. Tabrizi GB, Mehrvar M (2004) Integration of advanced oxidation technologies and biological processes: recent developments, trends, and advances. J Environ Sci Heal A 39:3029-3081
7. 2 process in single and multi-lamp photoreactors. Ind Eng Chem Res 49:5367-5382
8. Edalatmanesh M, Mehrvar M, Dhib R (2008) Optimization of phenol degradation in a combined photochemical-biological wastewater treatment system. Chem Eng Res Des 86:1243-1252
9. 2 process in single- and multi-lamp tubular photoreactors: kinetics and reactor design. Ind Eng Chem Res 47:6525-6537
10. Ball BR, Brix KV, Brancato MS, Allison MP, Vail SM (1997) Whole effluent toxicity reduction by ozone. Environ Prog 16:121-124
11. Kang JW, Hoffmann MR (1998) Kinetics and mechanism of the sonolytic destruction of methyl tert-butyl ether by ultrasonic irradiation in the presence of ozone. Environ Sci Technol 32:3194-3199
12. Beltran FJ (2003) Ozone-UV radiation-hydrogen peroxide oxidation technologies. In: Chemical degradation methods for wastes and pollutants. Tarr MA (ed) Marcel & Dekker. New York, Ch. 1, pp 1-76
13. 2/UV process in a completely mixed batch reactor. Water Res 33:2315-2328
14. -) in aqueous solution. J Phys Chem Ref Data 17:513-884
15. Christensen H, Sehested K, Corfitzen H (1982) Reaction of hydroxyl radicals with hydrogen peroxide at ambient and elevated temperatures. J Phys Chem 86:1588-1590
16. Koppenol WH, Butler J, Van Leeuwen JW (1978) The Haber-Weiss cycle. Photochem Photobiol 28:655-660
17. - radicals with hydrogen peroxide: the Haber-Weiss reaction. J Am Chem Soc 101:58-62
18. - - radicals in aqueous solution. J Phys Chem Ref Data 14:1041-1051
19. 2 in water up to 200 °C. J Chem Soc, Faraday Trans 88:2465-2470
20. Beck F (1969) Detection of charged intermediate of pulse radiolysis by electrical conductivity measurements. Int J Radiat Phys Chem 1:361-371
21. Perry RH, Green DW, Maloney JD (1981) Perry's Chemical Engineer's Handbook. McGraw-Hill, New York, Ch.7
22. Kodera Y, McCoy JB (1997) Distribution kinetics of radical mechanisms: reversible polymer decomposition. AIChE J 43:3205-3214
23. Rice FO, Herzfeld KF (1939) The mechanism of some chain reactions. J Chem Phys 7:671-674
24. Reich L, Stivala SS (1971) Various types of polymer degradation. In: Reich L, Stivala SS (eds) Elements of polymer degradation. McGraw Hill, New York, Ch. 1
25. Kossiakoff A, Rice FO (1943) Thermal decomposition of hydrocarbons, resonance stabilization and isomerization of free radicals. J Am Chem Soc 65:590-595
26. Gavalas GR (1966) The long chain approximation in free radical reaction systems. Chem Eng Sci 21:133-142
27. Nigam A, Fake DM, Klein MT (1994) A simple approximate rate law for both short-and long-chain Rice Herzfeld kinetics. AIChE J 40:908-910
28. McCoy B, Madras G (1997) Degradation kinetics of polymers in solution - dynamics of molecular-weight distributions. AIChE J 43:802-810
29. Smagala TG, McCoy BJ (2003) Mechanisms and approximations in macromolecular reactions: reversible initiation, chain scission, and hydrogen abstraction. Ind Eng Chem Res 42:2461-2469
30. Sezgi NA, Cha WS, Smith JM, McCoy BJ (1998) Polyethylene pyrolysis: theory and experiments for molecular-weight-distribution kinetics. Ind Eng Chem Res 37:2582-2591
31. McCoy BJ, Wang M (1994) Continuous-mixture fragmentation kinetics: particle size reduction and molecular cracking. Chem Eng Sci 49:3773-3785
32. Konaganti VK, Madras G (2009) Photooxidative and pyrolytic degradation of methyl methacrylate-alkyl acrylate copolymers. Polym Degrad Stab 94:1325-1335
33. Madras G, Chung GY, Smith JM, McCoy BJ (1997) Molecular weight effect on the dynamics of polystyrene degradation. Ind Eng Chem Res 36:2019-2024
34. Audenaert WTM, Vermeersch Y, Van Hulle SWH, Dejans P, Dumoulin A, Nopens I (2011) Application of a mechanistic UV/ hydrogen peroxide model at full-scale: sensitivity analysis, calibration and performance evaluation. Chem Eng J 171:113-126
35. McCoy B, Madras G (2001) Discrete and continuous models for polymerization and depolymerization. Chem Eng Sci 56:2831-2836
36. Madras G, Smith JM, McCoy BJ (1996) Thermal degradation of poly(α-methylstyrene) in solution. Polym Degrad Stab 52:349-358
37. 2 photodegradation of poly(ethylene glycol) and model compounds. J Braz Chem Soc 20:1467-1472
38. Sterling JW, McCoy BJ (2001) Distribution kinetics of thermolytic macromolecular reactions. AIChE J 47:2289-2303