Stone effect decorative building cladding panel comprises a patterned polyurethane layer on a foam polyurethane layer

摘要

Decorative plate (1) for covering buildings and scenery comprises a first layer (11), rigid, flame retardant, conforming to a front surface with relieves (11a) imitating stone, slate, brick or other building material, pigments or dyes (12) built into the front surface of the first layer (11) and for the color of the material to imitate the decorative plate (1), and a second layer (13), polyurethane foam, conforming to the posterior surface of the decorative plate. An independent claim is a method of manufacturing decorative plate comprising: (a) making a mold, polyurethane or silicone, provided with relieves complementary to the relieves (11a) to get on the anterior surface of the first layer (11) decorative plate (1); (b) introducing into the mold of the pigments or dyes (12) for the material to imitate the decorative plate; (c) spray application on the inner surface of the mold a free polyurethane foam layer with a thickness of between 3 and 4 mm; (d) closing the mold with a counter mold provided at least one product input and output air; and (e) introduction into the mold, polyurethane foam needed to fill it and intended to form the second layer (13) of the decorative plate.