A primary carpet backing comprising at least a first and a second layer of fibers, characterised in that both the first and the second layer of fibers is a nonwoven layer of randomly laid fibers, that both the first layer of fibers and the second layer of fibers has a uniform composition throughout the layer, wherein the linear density of the fibers is in the range of 1 to 25 dtex, wherein both the first layer of fibers and second layer comprises at least two different polymers and wherein at least one polymer comprised in the first layer is different from the polymers comprised in the second layer.
PRIMARY CARPET BACKING
DOSSIER DE TAPIS PRIMAIRE
2018-05-29
Patent
Electronic Resource
English
IPC: | D04H Herstellen von flächigem Textilgut, z.B. aus Fasern oder fadenförmigem Material , MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL / B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM , Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse / B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet / D05C Sticken , EMBROIDERING / D06N WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL , Wand-, Fußboden- oder ähnliche Belagstoffe, z.B. Linoleum, Wachstuch, Kunstleder, Dachpappe, bestehend aus einem mit einer Schicht aus makromolekularem Material überzogenen Fasergewebe |