SUMMARY OF THE INVENTION ;The present invention refers to an additive for the elaboration of ecological permeable concretes with high compression, bending and abrasion resistance, that allows the filtration of the water towards the subsoil, that can be mixed with any type of cement, water and any hard aggregate to give as a result a concrete of great resistance, and long durability made with dispersing agents, connection agents, wetting agents, hydroxypropylethyl cellulose or hydroxypropylmethyl cellulose and highly reactive silica aluminates, and optionally surfactant agents, water, bactericidal agents, and antifoaming agents."/>
公开/公告号EP2098492A2
专利类型
公开/公告日2009-09-09
原文格式PDF
申请/专利号EP20020747731
申请日2002-07-10
分类号C04B2;
国家 EP
入库时间 2022-08-21 19:14:57