| 摘要 |
building materials industry, more particularly manufacture of concrete and reinforced concrete products. SUBSTANCE: alkylarylsulfonate additive is introduced into compositions of cement concretes and solutions based on petrochemical industry waste, and alkylarylsulfonate additive comprises sodium salts of alkylarylsulfonic acids containing admixture of sodium alkylsulfates, olefin polymerization products and also asphaltene- resin and polymeric agents. EFFECT: improved properties of cement concrete. 3 tbl |
