<p>Ceramic enamel composition. The present invention relates to a ceramic enamel composition characterised by comprising in percentage by weight with respect to the total weight of the composition: a) from 50 to 90% by weight of a product which in turn comprises from 10 to 90% by weight of a compound having photocatalytic properties and from 10 to 90% by weight of at least one natural and/or synthetic material selected from a group of substances having a feldspar or feldspathoid structure; b) from 5 to 50% by weight of at least one fluxing additive; c) from 0.5 to 20% by weight of sodium tripolyphosphate. Furthermore, an object of this invention is the method for the preparation of said ceramic enamel together with the application thereof in ceramic parts capable of reducing the NOx present in the air.</p>
