Patent ID: 6057254
Filing Date: 2000-05-02
Classification: E04B,Y10T

Abstract:
An acoustic panel with a sandwich construction as a structural element for sound-absorbing ceilings or walls in a room, comprising a porous underlying panel and a porous cover layer provided at least on an outer surface of the underlying panel facing the room, wherein the cover layer comprises an intermediate layer disposed over the outer surface of the underlying panel and a visible outer layer facing the room, wherein the intermediate layer comprises a relatively coarse-pored and stable fleece or fabric, the outer layer comprises a relatively fine-pored and flexible fleece or fabric, and the intermediate layer and the outer layer are connected with one another and with the underlying panel by means of an adhesive, which forms either a point-like or grid-shaped adhesive matrix and adhesive particles connect the underlying panel, the intermediate layer and the outer layer with one another.