| 摘要 |
FIELD: construction. ^ SUBSTANCE: grouting compound contains, wt %: mineral binding agent - expanding alumina, gypsum alumina cement, portland cement, lime, salts of silicic or phosphoric acids or their mixture - 50-95, and expanding additive, which is a product of acid and/or base interaction with cement - 5-50. To produce compound expanding additive is prepared by acid and/or base interacting with cement in water-disperse medium, suspension curing, drying, milling and mechanical mixing all compound components. ^ EFFECT: prevention of all leaks and reinforcement of element fixing in construction structures. ^ 8 cl, 2 tbl, 7 ex |
