Degradation of polypropylene using ultrasound-induced acoustic cavitation

Chemical Engineering Journal

Volumn 140, Issue 1-3, 2008, Pages 483-487

  Desai, Vaibhav ^a   Shenoy, Mohan A ^a   Gogate, Parag R ^a  

^a INSTITUTE OF CHEMICAL TECHNOLOGY   (India)

Author keywords

Acoustic cavitation; Intrinsic viscosity; Polymer degradation; Polypropylene; Ultrasonic irradiation

Indexed keywords

CAVITATION; CONCENTRATION (PROCESS); DEGRADATION; PARAMETER ESTIMATION; SOLVENTS;

ACOUSTIC CAVITATION; INTRINSIC VISCOSITY; POLYMER DEGRADATION; ULTRASONIC IRRADIATION;

POLYPROPYLENES;

CAVITATION; CONCENTRATION (PROCESS); DEGRADATION; PARAMETER ESTIMATION; POLYPROPYLENES; SOLVENTS;

EID: 44149086661     PISSN: 13858947     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.cej.2007.11.030     Document Type: Article

References (25)

1. Li Y., Li J., Guo S., and Li H. Mechanochemical degradation kinetics of high-density polyethylene melt and its mechanism in the presence of ultrasonic irradiation. Ultrason. Sonchem. 12 (2005) 183
2. Gronroos A., Pirkonen P., Heikkinen J., Ihalainen J., Mursunen H., and Sekki H. Ultrasonic depolymerization of aqueous polyvinyl alcohol. Ultrason. Sonchem. 8 (2001) 259
3. Mason T.J. Ultrasound in synthetic organic chemistry. Chem. Soc. Rev. 26 (1997) 443
4. Suslick K.S. Ultrasound: Its Chemical, Physical & Biological Effects (1990), VCH, New York
5. Mason T.J., and Lorimer J.P. Sonochemistry: Theory, Applications and Use of Ultrasound in Chemistry (1988), Wiley, New York
6. Taghizadeh M.T., and Mehrdad A. Calculation of the rate constant for the ultrasonic degradation of aqueous solutions of polyvinyl alcohol by viscometry. Ultrason. Sonchem. 10 (2003) 309
7. Harkal U.D., Gogate P.R., Pandit A.B., and Shenoy M.A. Ultrasonic degradation of poly(vinyl alcohol) in aqueous solution. Ultrason. Sonchem. 13 (2006) 423
8. Ebringerová A., and Hromádková Z. The effect of ultrasound on the structure and properties of the water-soluble corn hull heteroxylan. Ultrason. Sonchem. 4 (1997) 305
9. Ebringerová A., Hromádková Z., Hríbalová V., and Mason T.J. Effect of ultrasound on the immunogenic corn cob xylan. Ultrason. Sonchem. 4 (1997) 311
10. Chakraborty J., Sarkar J., Kumar R., and Madras G. Ultrasonic degradation of polybutadiene and isotactic polypropylene. Polym. Degrad. Stab. 85 (2004) 555
11. Portenlänger G., and Heusinger H. The influence of frequency on the mechanical and radical effects for the ultrasonic degradation of dextranes. Ultrason. Sonchem. 4 (1997) 127
12. Price G.J., and Smith P.F. Ultrasonic degradation of polymer solutions. 2. The effect of temperature, ultrasound intensity and dissolved gases on polystyrene in toluene. Polymer 34 (1993) 4111
13. Czechowska-Biskup R., Rokita B., Lotfy S., Ulanski P., and Rosiak J.M. Degradation of chitosan and starch by 360-kHz ultrasound. Carbohydr. Polym. 60 (2005) 175
14. Koda S., Mori H., Matsumoto K., and Nomura H. Ultrasonic degradation of water-soluble polymers. Polymer 35 (1993) 30
15. Madras G., and Chattopadhyay S. Effect of solvent on the ultrasonic degradation of poly(vinyl acetate). Polym. Degrad. Stab. 71 (2001) 273
16. Gogate P.R., Shirgaonkar I.Z., Sivkumar M., Senthilkumar P., Vichare N.P., and Pandit A.B. Cavitation reactors: efficiency analysis using a model reaction. AIChE J. 47 11 (2001) 2526
17. Solomon O., and Ciutta Z.Z. Détermination de la viscosité intrinsèque de solutions de polymères par une simple détermination de la viscosité. J. Appl. Polym. Sci. 6 (1962) 683
18. Sivakumar M., and Pandit A.B. Ultrasound enhanced degradation of Rhodamine B: optimisation with power density. Ultrason. Sonchem. 8 (2001) 233
19. Gogate P.R., Mujumdar S., and Pandit A.B. Large scale sonochemical reactors for process intensification: design and experimental validation. J. Chem. Technol. Biotechnol. 78 (2003) 685
20. Kumar A., Gogate P.R., and Pandit A.B. Mapping the efficacy of new designs for large scale sonochemical reactors. Ultrason. Sonochem. 14 (2007) 538
21. Bhatnagar A., and Cheung H.M. Sonochemical destruction of chlorinated C1 and C2 volatile organic compounds in dilute aqueous solutions. Environ. Sci. Technol. 28 (1994) 1481
22. Hung H.M., and Hoffmann M.R. Kinetics and mechanism of the sonolytic degradation of chlorinated hydrocarbons: frequency effects. J. Phys. Chem. A 103 (1999) 2734
23. Peters D. Sonolytic degradation of volatile pollutants in natural ground water: conclusions from a model study. Ultrason. Sonochem. 8 (2001) 221
24. Dewulf J., Van Langenhove H., De Visscher A., and Sabbe S. Ultrasonic degradation of trichloroethylene and chlorobenzene at micromolar concentrations: kinetics and modelling. Ultrason. Sonochem. 8 (2001) 143
25. Vijayalakshmi S.P., and Madras G. Effect of initial molecular weight and solvents on the ultrasonic degradation of poly(ethylene oxide). Polym. Degrad. Stability 90 (2005) 116