Foam-barrier-foam-facing acoustical composite

Details Foam-barrier-foam-facing acoustical composite Foam-barrier-foam-facing acoustical composite

E - Fixed Constructions

04

B

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E04B 1/74 (2006.01) B32B 27/08 (2006.01) B64C 1/40 (2006.01) E04B 1/84 (2006.01)

Patent

CA 1209055

FOAM-BARRIER-FOAM-FACING ACOUSTICAL COMPOSITE ABSTRACT OF THE INVENTION A foam-barrier-foam-facing acoustical composite is disclosed having improved acoustical and flame retardant properties. The acoustical composite is a multilayered laminated fabric composed of: (a) a flame retardant poly- vinyl fluoride facing layer; (b) a fire resistant acrylic adhesive layer bonded to the polyvinyl fluoride facing layer; (c) a first polyimide open cell foam layer bonded to the adhesive layer; (d) a noise barrier layer bonded to the first polyimide open cell foam layer, and (e) a second polyimide open cell foam layer bonded to the noise barrier layer.

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