RIGIDIFICATION ACCELERATOR, GROUT FOR THE SEALING AND / OR CONSOLIDATION OF SOILS AND BUILDING MATERIALS RELATING TO SUCH ACCELERATOR, METHODS USING SUCH A GROUT

摘要

The invention relates to a stiffening accelerator for the sealing and / or consolidation of floors and building materials, characterized in that it comprises an aluminous compound having an Al 2 O 3 alumina content of between 8% and 50% by weight. The invention also relates to an injection grout containing such an accelerator, and processes using such a grout.