FIELD: building materials, in particular grouting mortar, concrete mix, and dry building mix.
SUBSTANCE: claimed complex powder additive contains (mass %): superplasticizer 66.7-72.7; commercial lignosulfonates 17.4-20.0; organopolysiloxane (e.g. sodium ethylsiliconate or methylsiliconate containing 5.53-6.11 mass % of silicon and having polymerization degree of 9-12) 7.3-15.9.
EFFECT: high-technology dry plasticizer, providing optimum air entrainment and stable physical and mechanical properties of concrete and mortars under negative temperatures.
2 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| COMPLEX ADDITIVE FOR CONSTRUCTION MIX | 2007 |
|
RU2351560C1 |
| WATERPROOFED LIGNOSULPHONATES | 2001 |
|
RU2248948C2 |
| CONCRETE MIXTURE | 2010 |
|
RU2433973C1 |
| METHOD FOR TWO-STEP PRODUCTION OF POLYFUNCTIONAL COMPLEX ADDITIVE FOR CONCRETE AND MORTAR AND POLYFUNCTIONAL COMPLEX ADDITIVE | 2007 |
|
RU2478591C2 |
| WAY OF TWO-PHASIC OBTAINING OF COMPLEX ADDITIVE OF MULTIFUNCTIONAL ACTION FOR CONCRETE AND WATER MORTARS AND COMPLEX ADDITIVE OF MULTIFUNCTIONAL ACTION | 2007 |
|
RU2342341C2 |
| COMPLEX ADDITIVE FOR CONCRETE, MORTAR AND CEMENT COMPOSITES (VERSIONS) AND METHOD OF PRODUCING SAID ADDITIVE | 2011 |
|
RU2467968C1 |
| COMPLEX ADDITIVE WITH POLYFUNCTIONAL EFFECT FOR CEMENT CONSTRUCTION SYSTEMS | 2008 |
|
RU2386598C1 |
| PLASTICISING AND WATER-REDUCING ADDITIVE FOR CONCRETE AND MORTAR | 2011 |
|
RU2476396C1 |
| PLASTICISER FOR READY-MIXED CONCRETE MIXTURES | 2016 |
|
RU2641040C1 |
| COMPLEX ADDITIVE FOR CONCRETE MIXTURE | 2010 |
|
RU2457190C1 |
