Kinetics of the ultrasonic degradation of poly (alkyl methacrylates)

Ultrasonics Sonochemistry

Volumn 16, Issue 2, 2009, Pages 273-279

  Daraboina, Nagu ^a   Madras, Giridhar ^a  

^a INDIAN INSTITUTE OF SCIENCE   (India)

Author keywords

Continuous distribution kinetics; Degradation; Initiator; Poly (alkyl methacrylate)s; Ultrasound

Indexed keywords

CHAINS; DEGRADATION; DISSOCIATION; ESTERS; INITIATORS (EXPLOSIVES); OXIDATION; POLYMETHYL METHACRYLATES; ULTRASONICS;

ALKYL GROUP SUBSTITUENTS; CONTINUOUS DISTRIBUTION; CONTINUOUS DISTRIBUTION KINETICS; NUMBER OF CARBON ATOMS; POLY(ALKYL METHACRYLATE)S; POLY(ETHYL METHACRYLATE); POLY(METHYL METHACRYLATE) (PMMA); ULTRASONIC DEGRADATION;

BENZOYL PEROXIDE;

ALKYL GROUP; BENZOYL PEROXIDE; CARBON; CUMENYL PEROXIDE; NITRILE; PEROXIDE; POLY(ETHYL METHACRYLATE); POLY(METHYL METHACRYLATE); POLYBUTYLMETHACRYLATE; POLYMER; POLYMETHACRYLIC ACID DERIVATIVE; SOLVENT; UNCLASSIFIED DRUG;

ARTICLE; CHEMICAL REACTION KINETICS; DEGRADATION; PRIORITY JOURNAL; TEMPERATURE; ULTRASOUND; VAPOR PRESSURE; VISCOSITY;

EID: 54149110085     PISSN: 13504177     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ultsonch.2008.08.007     Document Type: Article

References (44)

1. G.J. Price, Current trends in sonochemistry, in: G.J. Price (Ed.), R.S.C. Special publication, vol. 116, 1992, pp. 87-270.
2. Suslick K.S., and Price G.J. Applications of ultrasound to material chemistry. Annu. Rev. Mater. Sci. 29 (1999) 295-326
3. Price G.J. The use of ultrasound for controlled degradation of polymer solutions. Adv. Sono. Chem. 1 (1990) 231-285
4. Martijn Kuijpersa W.A., Iedemab D., Maartj Kemmerea F., and Jos Keurentjes T.F. The mechanism of cavitation induced polymer scission: experimental and computational verification. Polymer 45 (2004) 6461-6467
5. Koda S., Mori H., Matsumato K., and Nomura H. Ultrasonic degradation of water soluble polymers. Polymer 35 (1993) 30-33
6. Langton N.H., and Vaughan P. Cavitation and ultrasonic degradation of high polymers. Br. J. Appl. Phys. 13 (1962) 478-482
7. Madras G., and McCoy B.J. Molecular weight distribution kinetics for ultrasonic reactions of polymers. AIChE J. 47 (2001) 2341-2348
8. Price G.J., and Smith P.F. Ultrasonic degradation of polymer in solutions: 3. Effect of changing solvent and solution concentration. Eur. Polym. J. 29 (1993) 419-424
9. Vijayalakshmi S.P., and Madras G. Effect of initial molecular weight and solvents on the ultrasonic degradation of poly (ethylene oxide). Polym. Degrad. Stab. 90 (2005) 116-122
10. Mahalik J.P., and Madras G. Effect of alkyl group substituents, temperature and solvents on the ultrasonic degradation of poly (n-alkyl acrylates). Ind. Eng. Chem. Res. 44 (2005) 6572-6577
11. McCoy B.J., and Madras G. Degradation kinetics of polymers in solution: dynamics of molecular weight distributions. AIChE J. 43 (1997) 802-810
12. Madras G., and Chattopadhyay S. Effect of solvent on the ultrasonic degradation of poly (Vinyl Acetate). Polym. Degrad. Stab. 71 (2001) 273-278
13. Vijayalakshmi S.P., and Madras G. Effect of pH, concentration and solvents on the ultrasonic degradation of polyvinyl alcohol. J. Appl. Polym. Sci. 100 (2006) 4888-4896
14. Vijayalakshmi S.P., and Madras G. Effect of temperature on the ultrasonic degradation of polyacrylamide and poly (ethylene oxide). Polym. Degrad. Stab. 84 (2004) 341-344
15. Madras G., Kumar S., and Chattopadhyay S. Continuous distribution kinetics for ultrasonic degradation of polymers. Polym. Degrad. Stab. 69 (2000) 73-78
16. Madras G., and Karmore V. Continuous distribution kinetics for ultrasonic degradation of poly (methyl methacrylate). Polym. Int. 50 (2001) 683-687
17. Madras G., and Chattopadhyay S. Effect of benzoyl peroxide on the ultrasonic degradation of poly (vinyl acetate). Polym. Degrad. Stab. 73 (2001) 33-38
18. Kanwal F., and Pethrick R.A. Ultrasonic degradation studies of poly (ethylene oxide), poly (ethylene adipate) and poly (dimethylsiloxane). Polym. Degrad. Stab. 84 (2004) 1-6
19. Chakraborty J., Sarkar J., Kumar R., and Madras G. Ultrasonic degradation of polybutadiene and isotactic polypropylene. Polym. Degrad. Stab. 85 (2004) 555-558
20. Price G.J., and Smith P.F. Ultrasonic degradation of polymer in solutions: 2. The effect of temperature, ultrasound intensity and dissolved gases on polystyrene in toluene. Polymer 34 (1993) 4111-4117
21. Hideki S., and Masako N. Thermal decomposition of additive polymerization initiators. I. Azo-bisisobutyronitrile. J. Appl. Polym. Sci. 11 (1967) 2097-2108
22. Bevington J.C., and Toole J. Further study of decomposition of benzoyl peroxide in the presence of styrene. J. Polym. Sci. 18 (1958) 413-420
23. Stefan B. Quantitative determination of organic peroxides, Fresenius. J. Anal. Chem. 350 (1994) 159-161
24. Price G.J., Smith P.F., and West P.J. Ultrasonically initiated polymerization of methyl methacrylate. Ultrasonics 29 (1991) 166-170
25. Saiz A.I., Manrique G.D., and Fritz R. Determination of benzyl peroxide and benzoic acid levels by HPLC during wheat flour bleaching process. J. Agric. Food. Chem. 49 (2001) 98-102
26. Basedow A.M., and Ebert K.H. Ultrasonic degradation of polymers in solution. Adv. Polym. Sci. 22 (1977) 83-148
27. Manring L.E. Thermal degradation of saturated poly (methyl methacrylate). Macromolecules 21 (1988) 528-530
28. Bagby G., Lehrle R.S., and Robb J.C. Kinetic measurement by micropyrolysis-GLC: thermal degradation of polymethylmethacrylate possessing lauryl-mercaptyl end groups. Polymer 10 (1969) 683-690
29. Holland B.J., and Hay J.N. The kinetics and mechanisms of thermal degradation of poly (methyl methacrylate) studied by thermal analysis-Fourier transform infrared spectroscopy. Polymer 42 (2001) 4825-4835
30. Arisawa H., and Brill T.B. Kinetics and mechanisms of flash pyrolysis of poly (methyl methacrylate) (PMMA). Combust. Flame 109 (1997) 415-426
31. Madras G., and Karmore V. Continuous distribution kinetics for oxidative degradation of PMMA in solution. Polym. Degrad. Stab. 72 (2001) 537-541
32. Madras G., Smith J.M., and McCoy B.J. Degradation of poly (methyl methacrylate) in solution. Ind. Eng. Chem. Res. 35 (1996) 1795-1800
33. Marimuthu A., and Madras G. Effect of alkyl group substituents on the degradation of poly (alkyl methacrylates) in supercritical fluids. Ind. Eng. Chem. Res. 46 (2007) 15-21
34. Wagner M.S. Degradation of poly (acrylates) and poly (n-alkyl methacrylate) under SF5+ primary ion bombardment studied using time-of-flight secondary ion mass spectrometry. Surf. Interface Anal. 37 (2005) 53-61
35. Kodera Y., and McCoy B.J. Distribution kinetics of radical mechanisms: reversible polymer decomposition. AIChE J. 43 (1997) 3205-3214
36. Madras G., and Chattopadhyay S. Influence of temperature on the ultrasonic degradation of polyvinyl acetate and polyvinylchloride. J. Appl. Polym. Sci. 88 (2003) 2818-2822
37. In: Lide D.R. (Ed). CRC Handbook of Chemistry and Physics (1998-2001), CRC Press LLC, Boca Raton, FL
38. Gronorous A., Pirkonen P., and Ruppert O. Ultrasonic depolymerization of aqueous carboxymethylcellulose. Ultrason. Sonochem. 11 (2004) 9-12
39. Nguyen T.Q., Liang Q.Z., and Kausch H.H. Kinetics of ultrasonic and transient elongational flow degradation: a comparative study. Polymer 38 (1997) 3783-3793
40. Mostafa M.A.K. Degradation of addition polymers by ultrasonic waves. IV. The effect of ultrasonic intensity. J. Polym. Sci. 28 (1958) 519-524
41. Jellinek H.H.G. Degradation of long chain molecules by ultrasonic waves. VIII. Rate constants and cavitation process. J. Polym. Sci. 37 (1959) 485-497
42. Notingk B.E., and Neppiras E.A. Cavitations produced by ultrasonics. Proc. Phys. Soc. 63B (1950) 674-685
43. Notingk B.E., and Neppiras E.A. Cavitations produced by ultrasonics. Proc. Phys. Soc. 64B (1951) 1032-1038
44. Bandrup J., and Immergut E.H. Polymer Handbook. second ed. (1975), Wiley Interscience, NY