FIELD: manufacture of building materials.
SUBSTANCE: additive suitable for use in cement concretes and building mortars contains, wt %: sodium chloride 60.0-75.0, potassium sulfate 0.001-0.012, calcium sulfate 0.005-0.025, magnesium sulfate 0.001-0.012, and balancing amount of industrial-grade lignosulfonates with content of reducing substances no higher than 8%. Amount of additive needed to be added is lower by 0.3-0.5% based on the weight of cement.
EFFECT: reduced labor expenditures and power consumption, simplified transportation, increased strength of concrete and building mortar with additive of invention in early curing periods.
9 ex
| Title | Year | Author | Number |
|---|---|---|---|
| CHEMICAL ADDITIVE FOR CEMENT CONCRETE AND MORTAR MIX | 2005 |
|
RU2278081C1 |
| CHEMICAL ADDITIVE FOR CEMENT CONCRETES AND BUILDING MORTARS | 2005 |
|
RU2278080C1 |
| CHEMICAL ADDITIVE FOR CEMENT CONCRETES AND MORTARS | 2006 |
|
RU2307101C1 |
| CHEMICAL ADMIXTURE FOR CEMENT CONCRETES AND BUILDING MORTARS | 2007 |
|
RU2337079C1 |
| CHEMICAL ADDITION AGENT FOR CEMENT CONCRETES AND MORTARS | 2004 |
|
RU2253633C1 |
| CHEMICAL ADDITIVE FOR CEMENT CONCRETES AND BUILDING MIXES | 2004 |
|
RU2255067C1 |
| CHEMICAL ADDITIVE FOR CEMENT CONCRETES AND BUILDING MORTARS | 2005 |
|
RU2290374C1 |
| CHEMICAL ADDITIVE FOR CEMENT CONCRETES AND BUILDING MORTARS | 2006 |
|
RU2310623C1 |
| COMPLEX ADDITIVE FOR CONCRETE MIXTURES AND MORTARS | 2013 |
|
RU2532816C1 |
| PLASTICISING AND WATER-REDUCING ADDITIVE FOR CONCRETE AND MORTAR | 2011 |
|
RU2476396C1 |
