Bi-layer nonwoven fire resistant batt and an associated method for manufacturing the same

A bi-layered fire resistant (FR) nonwoven fiber batt and an associated method for manufacturing the same. The bi-layered FR nonwoven fiber batt includes a first, gray, FR layer, formed from a blend of black oxidized polyacrylonitrile (oxidized PAN), white dry polyester carrier fibers and white low-m...

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Bibliographische Detailangaben
Hauptverfasser:	OGLE STEVEN E, STEAGALL D. PATRICK, THOMPSON KENNETH C
Format:	Patent
Sprache:	eng
Schlagworte:	BRAIDING BUILDING CEILINGS COTTON-WOOL FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS,NON-WOVEN FABRICS FIXED CONSTRUCTIONS FLOORS GENERAL BUILDING CONSTRUCTIONS INSULATION OR OTHER PROTECTION OF BUILDINGS KNITTING LACE-MAKING LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARYMATERIAL NON-WOVEN FABRICS PERFORMING OPERATIONS ROOFS TEXTILES TRANSPORTING TRIMMINGS VEHICLES IN GENERAL VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISEPROVIDED FOR WADDING WALLS, e.g. PARTITIONS
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Beschreibung
Zusammenfassung:	A bi-layered fire resistant (FR) nonwoven fiber batt and an associated method for manufacturing the same. The bi-layered FR nonwoven fiber batt includes a first, gray, FR layer, formed from a blend of black oxidized polyacrylonitrile (oxidized PAN), white dry polyester carrier fibers and white low-melt polyester binder fibers, and a second, white, layer, formed from a blend of white FR rayon, white dry polyester carrier fibers and white low-melt polyester binder fibers, disposed in a conforming relationship with the first, gray, FR layer.