Title:
NOISE ATTENUATING TRIM PART FOR A VEHICLE
Document Type and Number:
WIPO Patent Application WO/2021/078828
Kind Code:
A1
Abstract:
Noise attenuating trim part for a vehicle comprising a pile layer, a bonding mass layer and a backing layer whereby the bonding mass layer is bonded to the adjacent layers whereby the bonding mass layer is comprising at least thermoplastic elastomeric polyolefin based compound material (TPO) with a filler content of at least 55%, and whereby the bonding mass layer has a density of between 1.4 and 1.75kg/dm3, a viscosity of less than 50.000mPa.s and a MFI above 250 and whereby the bonding mass layer is adjacent the pile layer and partly penetrated into the lower area of the pile thereby binding the fibers and/or filaments and/or the tufts within the pile.
Inventors:
BERGER YANN (CH)
Application Number:
PCT/EP2020/079686
Publication Date:
April 29, 2021
Filing Date:
October 22, 2020
Export Citation:
Assignee:
AUTONEUM MAN AG (CH)
International Classes:
B32B27/20; B32B1/00; B32B5/02; B32B5/08; B32B5/18; B32B27/06; B32B27/12; B32B27/22; B32B27/32; B60R13/02; B60R13/08; G10K11/00
Domestic Patent References:
| WO2015135815A1 | 2015-09-17 |
Foreign References:
| EP3456777A1 | 2019-03-20 | |||
| EP2918635A1 | 2015-09-16 | |||
| US20060090832A1 | 2006-05-04 | |||
| EP3324403A1 | 2018-05-23 |
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