ACOUSTIC CEILING BOARD WITH IMPROVED AESTHETICS

Described herein are acoustical panels, comprising: a substrate; a non-woven veil having an airflow resistance of greater than 45 mks rayls, comprising: from about 20 wt.% to about 60 wt.% glass fibers; from about 40 wt.% to about 80 wt.% of a filler; and from about 110 dry g/m2 to about 135 dry g/m...

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Bibliographische Detailangaben
Hauptverfasser:	WELLS, CHRIS, WINKLER, ALFRED, KRAGNESS, ERIC D, EBERT, OLIVER
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	BUILDING CEILINGS CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS CHEMISTRY FIXED CONSTRUCTIONS FLOORS GENERAL BUILDING CONSTRUCTIONS GLASS INSULATION OR OTHER PROTECTION OF BUILDINGS JOINING GLASS TO GLASS OR OTHER MATERIALS LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM METALLURGY MINERAL OR SLAG WOOL PERFORMING OPERATIONS ROOFS SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS SURFACE TREATMENT OF GLASS TRANSPORTING WALLS, e.g. PARTITIONS
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Beschreibung
Zusammenfassung:	Described herein are acoustical panels, comprising: a substrate; a non-woven veil having an airflow resistance of greater than 45 mks rayls, comprising: from about 20 wt.% to about 60 wt.% glass fibers; from about 40 wt.% to about 80 wt.% of a filler; and from about 110 dry g/m2 to about 135 dry g/m2 of a coating. Methods of making and using the panels are also described.