Patent ID: 7867333
Filing Date: 2011-01-11
Classification: C04B

Abstract:
1. A mortar composition, consisting of: a) a cementitious material, selected from the group consisting of Portland cement, ultra-fine Portland cement, ultra-fine clinker or mixtures of such, wherein the particle size of the ultra-fine cementitious material is less than 10 μm to a particle size distribution of 100%, b) sand, selected from the group consisting of silica sand within ASTM specifications for mortar, milled sand or mixtures thereof, wherein the particle size of the milled sand is to less than 10 μm with a particle size distribution of 95%, and c) a polycarboxylate water reducing additive, wherein the cementitious material and the sand are in a proportion of 1:1 in weight with respect to the total weight of the mortar composition and the additive is additionally in a percentage in weight from 1 to 2.5 with respect to the weight of the cementitious material in the mortar composition.