process for the preparation of unvarnished cement materials, method for the manufacture of hardened cementprodukten and hardened cement products according to this method.

摘要

Cured cementitious compositions having a modulus of rupture of greater than 15 MN/m2 are prepared by curing and drying a homogeneous uncured cementitious composition which comprises in defined proportions hydraulic cement, water and a selected water-dispersible polymer.