Patent ID: 7976938
Filing Date: 2011-07-12
Classification: E04C,Y10T

Abstract:
1. A lightweight decorative cementitious composite panel having two major surfaces and two side edge surfaces, comprising: a foam core; a first glass fiber mesh having a weight between about 15 to about 25 ounces per square yard and surrounding the core; a second glass fiber mesh having a crease defining the side edges of the panel and the second mesh having a weight between about 6 to about 9 ounces per square yard; a third glass fiber mesh provided on the first glass fiber mesh, defining a decorative bump-out on one of the major surfaces of the composite panel; the third glass fiber mesh having a weight less than the first glass fiber mesh; and a cured cementitious acrylic emulsion in contact with the first, second and third glass fiber meshes and core, whereby the cured emulsion coats and bonds the meshes and core to form the composite panel.