abstract |
The invention relates to a hydraulic binder comprising at least 70% by weight of a solid mineral compound consisting of at least a mixture of silica, alumina and alkaline earth oxides, the total sum of CaO and MgO represents at least 10% by weight. of the solid mineral compound, and an activation system of which at least 30% by weight is a salt derived from phosphoric acid. The invention also relates to construction products produced from a mortar composition comprising such a binder. |