Reinforced acoustical material having high strength, high...

Details Reinforced acoustical material having high strength, high... Reinforced acoustical material having high strength, high...

B - Operations, Transporting

32

B

B32B 5/26 (2006.01) B32B 17/02 (2006.01) B32B 17/12 (2006.01) D04H 1/54 (2006.01) D04H 13/00 (2006.01) G10K 11/168 (2006.01)

Patent

CA 2661279

A multilayer composite material (10) is formed of an acoustic core layer (12) and at least one outer strengthening layer (14). The acoustic composite material has desirable high strength and high flexural modulus properties.

L'invention concerne un matériau composite multicouche (10) formé par une couche centrale acoustique (12) et au moins une couche de renforcement extérieure (14). Le matériau composite acoustique présente des propriétés souhaitables de haute résistance et de haut module d'élasticité en flexion.

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