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1. WO2022161717 - SOUND INSULATION HAVING MULTILAYER FIBRE INSULATION, AND METHOD FOR PRODUCING SAME

Publication Number WO/2022/161717
Publication Date 04.08.2022
International Application No. PCT/EP2021/087419
International Filing Date 22.12.2021
IPC
B32B 5/02 2006.1
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
5Layered products characterised by the non-homogeneity or physical structure of a layer
02characterised by structural features of a layer comprising fibres or filaments
B32B 5/26 2006.1
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
5Layered products characterised by the non-homogeneity or physical structure of a layer
22characterised by the presence of two or more layers which comprise fibres, filaments, granules, or powder, or are foamed or specifically porous
24one layer being a fibrous or filamentary layer
26another layer also being fibrous or filamentary
B32B 5/24 2006.1
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
5Layered products characterised by the non-homogeneity or physical structure of a layer
22characterised by the presence of two or more layers which comprise fibres, filaments, granules, or powder, or are foamed or specifically porous
24one layer being a fibrous or filamentary layer
B32B 7/12 2006.1
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
7Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
04Interconnection of layers
12using interposed adhesives or interposed materials with bonding properties
B32B 27/12 2006.1
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
27Layered products essentially comprising synthetic resin
12next to a fibrous or filamentary layer
B32B 27/32 2006.1
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
27Layered products essentially comprising synthetic resin
32comprising polyolefins
CPC
B32B 2250/04
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
2250Layers arrangement
044 layers
B32B 2250/05
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
2250Layers arrangement
055 or more layers
B32B 2255/02
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
2255Coating on the layer surface
02on fibrous or filamentary layer
B32B 2262/0253
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
2262Composition of fibres which form a fibrous or filamentary layer or are present as additives
02Synthetic macromolecular fibres
0253Polyolefin fibres
B32B 2262/0261
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
2262Composition of fibres which form a fibrous or filamentary layer or are present as additives
02Synthetic macromolecular fibres
0261Polyamide fibres
B32B 2262/0284
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
2262Composition of fibres which form a fibrous or filamentary layer or are present as additives
02Synthetic macromolecular fibres
0276Polyester fibres
0284Polyethylene terephthalate [PET] or polybutylene terephthalate [PBT]
Applicants
  • ADLER PELZER HOLDING GMBH [DE]/[DE]
Inventors
  • SCHULZE, Volkmar
  • PIATKOWSKI, Reimund
  • JESTEL, Nora
Agents
  • BITTNER, Bernhard
Priority Data
10 2021 101 921.428.01.2021DE
Publication Language German (de)
Filing Language German (DE)
Designated States
Title
(DE) SCHALLISOLIERUNG MIT MEHRSCHICHTIGER FASER-ISOLATION; UND VERFAHREN ZU DEREN HERSTELLUNG
(EN) SOUND INSULATION HAVING MULTILAYER FIBRE INSULATION, AND METHOD FOR PRODUCING SAME
(FR) ISOLATION ACOUSTIQUE AYANT UNE ISOLATION DE FIBRE MULTICOUCHE, ET SON PROCÉDÉ DE PRODUCTION
Abstract
(DE) Gegenstand der Erfindung ist eine Bodenverkleidungs-Isolation für ein Kraftfahrzeug mit einer mehrschichtigen bevorzugt geflockten Faser-Isolation die durch eine softe/weiche Ankopplungs-Schicht an die Nutzfläche eine Schallisolation Bodenverkleidung mit verbesserten akustischen und mechanisch-physikalischen Eigenschaften, bei möglichst gleichzeitiger Gewichtsreduktion realisiert. Des Weiteren die Bereitstellung eines Verfahrens zur Herstellung der Schallisolierung.
(EN) The invention relates to a floor cover insulation for a motor vehicle, comprising a multilayer, preferably flocked, fibre insulation which, by means of a soft coupling layer on the service surface, achieves a sound insulation floor cover with improved acoustic and mechanical-physical properties while preferably simultaneously reducing weight. The invention also relates to a method for producing the sound insulation.
(FR) L'invention se rapporte à une isolation de revêtement de sol pour un véhicule automobile, comprenant une isolation de fibre multicouche, de préférence floquée, qui, au moyen d'une couche d'accouplement souple sur la surface de service, permet d'obtenir un revêtement de sol d'isolation acoustique présentant des propriétés acoustiques et mécaniques et physiques améliorées tout en réduisant de préférence simultanément le poids. L'invention se rapporte également à un procédé de production de l'isolation acoustique.
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