Correlation between charge decay and solvent effect for melt-blown polypropylene electret filter fabrics

Journal of Electrostatics

Volumn 72, Issue 4, 2014, Pages 311-314

  Xiao, Huiming ^a   Song, Yeping ^b   Chen, Gangjin ^a  

^a HANGZHOU DIANZI UNIVERSITY   (China)

^b Zhejiang Zhaohui Filter Technology Co Ltd   (China)

Author keywords

Charge decay; Electret; Filtration efficiency degradation; Melt blown polypropylene; Solubility parameter

Indexed keywords

ACETONE; DECAY (ORGANIC); EFFICIENCY; ELECTRETS; ORGANIC SOLVENTS; PLASTIC PRODUCTS; SOLUBILITY; WATER FILTRATION;

APPLICATION PROCESS; CHARGE DECAY; ELECTRET FILTERS; FILTRATION EFFICIENCY; FLORY-HUGGINS; ISO-PROPANOLS; SOLUBILITY PARAMETERS; SOLVENT EFFECTS;

POLYPROPYLENES;

EID: 84904684322     PISSN: 03043886     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.elstat.2014.05.006     Document Type: Article

References (18)

1. Ando K., Takahashi M., Togashi R., Okumura Y. Properties of electret filter with low pressure drop and high collection efficiency. Proceedings of the 3rd International Aerosol Conference 1990, 702-705. Pergamon, Kyoto, Japan.
2. Baumgartner H.P., Loffler F. The collection performance of electret filters in the particle size range 10nm-10μm. J.Aerosol Sci. 1986, 17:438-445.
3. Emi H., Kanaoka C., Otani Y., Ishiguro T. Collection mechanisms of electret filter. Part. Sci. Technol. 1987, 5:161.
4. Brown R.C., Gray W.R., Blackford D.B., Bostock G.J. Effect of industrial aerosols on the performance of electrically charged filter material. Ann. Occup. Hyg. 1988, 32:271-294.
5. Ji J.H., Bae G.N., Kang S.H., Hwang J. Effect of particle loading on the collection performance of an electret cabin air filter for submicron aerosols. J.Aerosol Sci. 2003, 34:1493-1504.
6. Jasper W., Hinestroza J.P., Mohan A., Kim J., Shiels B., Gunay M., Thompson D., Barker R. Effect of xylene exposure on the performance of electret filter media. J.Aerosol Sci. 2006, 37:903-911.
7. Jasper W., Mohan A., Hinestroza J.P., Barker R.L. Degradation processes in corona-charged electret filter-media with exposure to ethyl benzene. J.Eng. Fibers Fabr. 2007, 2:19-24.
8. Kim J., Juan P.H., Jasper W., Barker R.L. Effect of solvent exposure on the filtration performance of electrostatically charged polypropylene filter media. Text. Res. J. 2009, 79:343-350.
9. Kim J., Jasper W., Hinestroza J.P. Direct probing of solvent-induced charge degradation in polypropylene electret fibres via electrostatic force microscopy. J.Microsc. 2007, 225(:72-79.
10. Biermann A., Lum B., Bergman W. Evaluation of permanently charged electrofibrous filters. Proceedings for 17th DOE Nuclear Air Cleaning Conference 1982.
11. Cantaloube B., Dreyfus G., Lewiner J. Vapor-induced depolarization currents in electrets. J.Polym. Sci. Polym. Phys. Ed. 1979, 17:95-101.
12. Rychkov A.A., Cross G.H., Gonchar M.G. Amethod for discriminating between 'external' and 'internal' processes leading to voltage decay from electrets in humid conditions. J.Phys. D Appl. Phys. 1992, 25:522-524.
13. Chen G.J., Xiao H.M., Wang X. Study on parameter optimization of corona charging for melt-blown polypropylene electret nonwoven web used as air filter. Proceedings of the 9th International Conference on Properties and Applications of Dielectric Materials 2009, vol. 1. D15, 389-391.
14. Sessler G.M. Electrets 1987, vol. 42. Springer-Verlag, New York. second ed.
15. Lehtimäki M., Heinonen K. Reliability of electret filters. Build. Environ. 1994, 29:353.
16. Michaels A.S., Vieth W., Hoffman A.S., Alcalay H.A. Structure-property relationships for liquid transport in modified polypropylene membranes. J.Appl. Polym. Sci. 1969, 13:577-598.
17. Hisele U. Introduction to Polymer Physics 1990, vol. 161. Springer-Verlag, New York.
18. Winstle H. Introduction to electrets. J.Acoust. Soc. Am. 1973, 52:1578-1588.