BREATHABLE MULTILAYER COMPOSITE FILM AND METHOD FOR THE PRODUCTION THEREOF

The invention relates to a breathable multilayer composite film and to a method for the production thereof, the multilayer composite film comprising the following layers: a) an outer layer provided with a structure or graining, which has raised parts or tips and indentations or dips; b) at least one...

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Bibliographische Detailangaben
Hauptverfasser:	PRÖMPERS, Günter Leo, BARGIEL, Lothar, GERKEN, Andreas
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR LAUNDERING LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM PERFORMING OPERATIONS TEXTILES TRANSPORTING TREATMENT OF TEXTILES OR THE LIKE WALL, FLOOR OR LIKE COVERING MATERIALS, e.g. LINOLEUM,OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF AFIBROUS WEB COATED WITH A LAYER OF MACROMOLECULARMATERIAL
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Beschreibung
Zusammenfassung:	The invention relates to a breathable multilayer composite film and to a method for the production thereof, the multilayer composite film comprising the following layers: a) an outer layer provided with a structure or graining, which has raised parts or tips and indentations or dips; b) at least one air-permeable and water vapour-permeable foamed layer with an open-cell foamed structure, arranged below the outer layer; and c) an air-permeable and water vapour-permeable carrier layer, preferably a textile layer, a leather or an imitation leather layer, arranged beneath the foamed layer; and optionally other air-permeable and water vapour-permeable layers arranged inside the laminar composite, the outer layer provided with raised parts or tips and indentations or dips having a maximum layer thickness of 10 μ in the region of the dips or tips thereof.