| 摘要 |
FIELD: chemistry.SUBSTANCE: invention relates to construction materials, particularly to compositions of light concrete mixtures with modified additives. The light concrete mixture contains the following, wt %: cement 70.36-71.85, polystyrene foam 2.85-3.24, trilon B - disodium salt of ethylenediamine tetraacetic acid 0.01-0.12, benzosulphate of methyl diethylaminoethyl methacrylphenol polyglycol ether 0.005-0.02, meta-aminobenzoic acid 0.01-0.03, water - the balance.EFFECT: reduced demixing of the light concrete mixture, high strength of light concrete.2 tbl |
