FIELD: manufacture of building materials.
SUBSTANCE: invention relates to foam gypsum materials used in manufacture of construction-destined heat insulation, light building parts (e.g. cores of layered wall panels), dry plaster, etc. Foam gypsum composition comprising, wt %: semiaquatic gypsum 39.4-51.4, quartz sand 0.6-20.4, foaming agent 0.1-0.7, and water (the balance) further contains orthophosphoric acid 0.6-1.3 and magnesium and/or aluminum silicate 0.6-9.5, wherein foaming agent is 1:1 mixture of synthetic surfactant and polyvinyl alcohol.
EFFECT: increased strength of hardened material and reduced drying time.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| COMPOSITION FOR MAKING FOAMED GYPSUM ARTICLES | 2011 |
|
RU2461532C1 |
| RAW MIXTURE FOR THE MANUFACTURE OF FOAM CONCRETE COMPOSITES | 2017 |
|
RU2660675C1 |
| METHOD OF PREPARING FOAM-GYPSUM MIXTURE FOR CONSTRUCTION ARTICLES IN CAVITATIONAL ACTIVATOR-DISINTEGRATOR | 2009 |
|
RU2421424C1 |
| RAW MIX FOR OBTAINING OF PLASTER MATERIALS | 2014 |
|
RU2564429C1 |
| METHOD OF PREPARATION OF DRY FINE FROTHING AGENT AND METHOD OF PREPARATION OF DRY RAW MIX FOR FOAM CONCRETE WITH USE OF THIS FROTHING AGENT | 2007 |
|
RU2342347C2 |
| CHARGE FOR MANUFACTURING HEAT-INSULATING REFRACTORY CONCRETE | 2016 |
|
RU2626480C1 |
| DRY BUILDING MIX (VERSIONS) | 2006 |
|
RU2307809C1 |
| RAW MEAL FOR MANUFACTURING GYPSUM PRODUCTS AND METHOD OF PREPARATION THEREOF | 1994 |
|
RU2078745C1 |
| COMPOSITION FOR THE MANUFACTURE OF WATERPROOF FACING GYPSUM PRODUCTS | 2022 |
|
RU2787245C1 |
| DECORATIVE TILEBOARD AND MIXTURE USED FOR MANUFACTURE THEREOF (VERSIONS) | 2007 |
|
RU2355852C2 |
