Patent ID: 8372496
Filing Date: 2013-02-12
Classification: A47J,B05D,C09D,Y10T

Abstract:
1. A cooking item comprising a metal substrate having a concave internal side to be arranged on the side of food items to be introduced in the cooking item and a convex exterior side to be arranged on a heat source side, said internal side being successively coated starting from the substrate with a hard base layer and a non stick coating covering said hard base layer, wherein: the hard base layer is a discontinuous enamel layer in the form of a superficial dispersion of enamel drops homogeneously distributed over the internal side of said item, with a coverage ratio of the internal side comprised between 40% and 80%, having a surface density comprised between 300 drops/mm said non stick coating is a vitreous type coating in the form of a continuous film whose thickness is of at least 10 μm and composed of a sol-gel material comprising a matrix of at least a metal polyalcoxylate and at least 5% by weight, with respect to the total weight of the coating, of at least a metal oxide dispersed in said matrix.