Acoustic absorbent wall coating

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9186865
APP PUB NO 20150122399A1
SERIAL NO

14235373

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Abstract

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A multilayer sound-absorbing covering includes (a) a support layer made of a nonwoven based on organic fibers having a tranverse multilobal cross section, (b) a surface layer formed by a glass textile, having a static air flow resistance, measured according to the standard ISO 9053, between 105 N·s·m−4 and 106 N·s·m−4, (c) at the interface between the support layer (a) and the surface layer (b), a discontinuous adhesive layer having a surface density between 17 and 60 g/m2. There is also provided a process for manufacturing such a covering and to the use of such a covering for improving the acoustic comfort of a room or of a building.

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Patent Owner(s)

Patent OwnerAddress
SAINT-GOBAIN ADFORS92400 COURBEVOIE

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Berger, Sylvain Paris, FR 9 20
Blanchard, Benjamin Taverny, FR 11 46
Chuda, Katarzyna Villejuif, FR 28 111
Nikaj, Erisela Paris, FR 3 23

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