SUPERPLASTICISING ADMIXTURE FOR CONCRETES

摘要

FIELD: construction.SUBSTANCE: concrete superplasticising admixture comprising water solution of sodium polyacrylate in addition contains the preparation Athos-300 of B type and technical pentaerythritol with the weight (by solid) ratio of sodium polyacrylate, Athos-300 of B type and pentaerythritol 100:10:1, and the named components are used in the form of complex compound.EFFECT: increase of mobility and accumulation of strength of commodity concrete in the wide range of temperatures, including negative ones, and prevention of corrosion of metal fittings.3 tbl