摘要 |
<p>1. Process for the manufacture, by moulding, of an article made of synthetic material, consisting in coating at least one wall of a heated mould with a heat-curable material, in next placing in the mould a polyester prepreg composition, in curing and polymerizing the contents of the mould by the application of heat and pressure and in finally demoulding the article formed by the polymerized polyester prepreg composition into which the thermoset material is firmly anchored, characterized in that the heat-curable material consists of a hot coating gel which comprises at least one liquid polyester resin based on an unsaturated polyester in solution in at least one unsaturated monomer, and in that the temperature of the hot wall of the mould is between 120 degrees C and 180 degrees C.</p> |