	US 11,697,936 B2
	Glass wool acoustic panel and process for manufacturing such a panel
Gary Jacqus, Paris (FR); Sylvain Berger, Paris (FR); Pierre Leroy, Saint Félix (FR); Erling Nilsson, Lund (SE); and Delphine Dray, Pantin (FR)
Assigned to SAINT-GOBAIN ISOVER, Courbevoie (FR); and SAINT-GOBAIN PLACO, Courbevoie (FR)
Appl. No. 16/755,443
Filed by SAINT-GOBAIN ISOVER, Courbevoie (FR); and SAINT-GOBAIN PLACO, Courbevoie (FR)
PCT Filed Oct. 12, 2018, PCT No. PCT/EP2018/077818 § 371(c)(1), (2) Date Apr. 10, 2020, PCT Pub. No. WO2019/073019, PCT Pub. Date Apr. 18, 2019.
Claims priority of application No. 17196306 (EP), filed on Oct. 13, 2017.
Prior Publication US 2020/0240136 A1, Jul. 30, 2020
Int. Cl. E04B 1/84 (2006.01); C03B 37/04 (2006.01); D04H 1/4218 (2012.01); G10K 11/162 (2006.01); G10K 11/172 (2006.01)

CPC E04B 1/8409 (2013.01) [C03B 37/04 (2013.01); D04H 1/4218 (2013.01); D10B 2401/063 (2013.01); G10K 11/162 (2013.01); G10K 11/172 (2013.01)]

20 Claims

1. A glass wool panel intended to be used as acoustic panel and having:

a density of less than or equal to 130 kg/m³,

an air flow resistivity of between 30 and 120 kPa·s/m², and

a Young's modulus of between 0.5 and 4 MPa,

wherein a surface density of the glass wool panel is between 4 and 6.5 kg/m².