Patent ID: 6253510
Filing Date: 2001-07-03
Classification: E04F,Y10T

Abstract:
A lightweight gypsum coated decorative moulding, for installation on an interior gypsum coated building surface, the moulding comprising:an elongate foam core comprising a resilient expanded polystyrene foam solid, having a cross-sectional profile proportionately smaller than the desired cross-sectional profile of the finished decorative moulding, the core having: a rear surface; a decorative surface; and the rear surface including at least one elongate mounting face for mounting the moulding to the interior building surface;a base coating covering the decorative surface of the foam core comprising hard granular particles suspended in an acrylic matrix, the base coating adapted for liquid application and cured to produce a relatively rough surface; anda finish coating covering the base coating on the decorative surface, the finish coating comprising powdered gypsum suspended in an acrylic matrix, the finish coating adapted for liquid application and cured to produce a relatively smooth finished surface wherein each mounting face is coated with said base coating and said finish coating and the finish coat on each mounting face is adapted to bind with liquid gypsum curable material to the interior gypsum coated building surface.