METHOD AND COMPOSITION FOR ACCELERATING THE HARDENING OF CEMENTS AND REMOVING EFFLORESCENT EFFECTS

摘要

Method and composition for accelerating the setting of Portland cement, shortening the stage of migration of the calcium ions into the liquid phase and complexing the reactive lime of the Portland cement. …The invention is characterised in that the said composition is essentially made up of the following constituents: a material based on calcium aluminates and alumina trihydrate.