Microcellular open-cell foams for noise control in automotive body structures

Annual Technical Conference - ANTEC, Conference Proceedings

Volumn 1, Issue , 2006, Pages 27-31

  Ahmed, M Y Serry ^a   Lee, P C ^a   Park, C B ^a   Atalla, N ^b  

^a UNIVERSITY OF TORONTO   (Canada)

^b UNIVERSITÉ DE SHERBROOKE   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

AUTOMOTIVE STRUCTURES; MICROCELLULAR FOAMS; MICROCELLULAR STRUCTURES;

ACOUSTIC VARIABLES CONTROL; FOAMED PLASTICS; INSULATION; MICROSTRUCTURE; MORPHOLOGY;

AUTOMOTIVE ENGINEERING;

EID: 33745592224     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (12)

1. Propagation of sound in porous media: modeling sound absorbing materials / J.-F. Allard, 1993.
2. Attenborough K. Acoustical characterization of rigid fibrous absorbents and granular media. J. Acoust. Soc. Am. 73, 785-799, 1983
3. Ingard U. Notes on Sound Absorption Technology. The Noise Control Foundation, P.O. Box 2469 Arlington, Branch, Poughkeepsie, NY, 1993.
4. Zwikker C. and Kosten C.W. Sound absorbing materials, Elsevier, New York, 1949.
5. Biot, M. A. The theory of propagation of elastic waves in a fluid saturated porous solid. J. Acoust. Am. 28, 168-191.
6. Champoux Y. and Allard J.-F. Dynamic tortuosity and bulk modulus in air-saturated porous media. J. Appl. Phys 70, 1975-1979, 1991
7. Atalla Y., Panneton R., Atalla N. Measurement of the acoustic properties of open porous materials using an impedance tube. 2nd AutoSEA User's Conference Detroit, Michigan, April, 2002.
8. Allard, J.F.; Castagnede, B.; Henry, M.; Launks, W., Evaluation of tortuosity in acoustic porous materials saturated by air, Review of Scientific Instruments, v 65, n 3, March 1994, p 754-5.
9. Atalla Y., Panneton R. "Inverse Acoustical Characterization of Open Cell Porous Media Using Imopedance Tube Measurements," Canadian Acoustics, 33(1), 11-24, 2005
10. Lee, P.C., Naguib, H.E., Park, C.B., and Wang, J., "Increase of Open-Cell Content by Plasticizing Soft Regions with Secondary Blowing Agent," Polymer Engineering and Science, accepted, July 2005.
11. Naguib, H.E., Park, C.B. and Reichelt, N., Fundamental Foaming Mechanisms Governing Volume Expansion of Extruded PP Foams, Journal of Applied Polymer Science, Vol. 91, No. 4, pp. 2661-2668, 2004.
12. D. Klempner and K.C. Frisch, Handbook of Polymeric Foams and Foam Technology, N.Y. (1991).