Title:
ACOUSTICALLY INSULATING GLAZING ASSEMBLY COMPRISING A VISCOELASTIC DAMPING LAYER
Document Type and Number:
WIPO Patent Application WO/2023/031430
Kind Code:
A1
Abstract:
The present invention relates to a glazing assembly (1) for a vehicle, the glazing assembly comprising a first glass sheet (2) and a second glass sheet (3) arranged on top of each other, and a first viscoelastic damping layer (4) for acoustic attenuation of the vehicle, said first damping layer (4) being made of a material comprising at least one acrylic polymer, at least one tackifying agent and at least one plasticizing agent, and the first damping layer (4) being arranged between the first glass sheet (2) and the second glass sheet (3) and being in direct contact with the first glass sheet (2).
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Inventors:
MERCIER GÉRALD (FR)
CEDANO SERRANO FRANCISCO JAVIER (FR)
LAI CHOUNG-HOUNG (US)
CHAN NICKY (US)
CEDANO SERRANO FRANCISCO JAVIER (FR)
LAI CHOUNG-HOUNG (US)
CHAN NICKY (US)
Application Number:
PCT/EP2022/074513
Publication Date:
March 09, 2023
Filing Date:
September 02, 2022
Export Citation:
Assignee:
SAINT GOBAIN (FR)
International Classes:
C03C17/32; B32B17/10; E06B5/20
Foreign References:
| EP3835277A1 | 2021-06-16 | |||
| US20190002617A1 | 2019-01-03 | |||
| EP3995467A1 | 2022-05-11 | |||
| EP2608958A1 | 2013-07-03 |
Attorney, Agent or Firm:
SAINT-GOBAIN RECHERCHE (FR)
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