JOINTING AND SURFACE COMPOUND FOR CONSTRUCTION ELEMENTS, ITS PREPARATION PROCESS AND BUILDING PROCESS OF A STRUCTURE

摘要

The object of the invention is a drying compound comprising from 50 to 85% of FGD gypsum and/or natural or processed gypsum, in mass percentages based on the total mass of the compound, presenting the following particle size characteristics: (i) a d50 from 35 to 70μm and (ii) a span (d90-d10/d50) lower than 2. The object of the invention is also a preparation process of the compound according to the invention. Finally, the object of the invention is a building process of a structure using this compound.