FIELD: chemistry.
SUBSTANCE: invention relates to production of building materials based on phosphogypsum binder. The crude mixture for making gypsum brick contains the following, wt %: phosphogypsum binder 54-60; quartz sand 2.5-4.5; capron fibre cut to 5-50 mm pieces 0.5-1; urea-formaldehyde resin 0.5-1; water 36-40.
EFFECT: high strength of the gypsum bricks.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| RAW MIX FOR GYPSUM BRICK PRODUCTION | 2010 |
|
RU2430051C1 |
| CRUDE MIXTURE FOR MAKING GYPSUM BRICK | 2012 |
|
RU2484039C1 |
| RAW MIXTURE FOR PRODUCTION OF GYPSUM BRICK | 2013 |
|
RU2522603C1 |
| CRUDE MIXTURE FOR MAKING GYPSUM BRICK | 2012 |
|
RU2486151C1 |
| CRUDE MIXTURE FOR MAKING GYPSUM BRICK | 2012 |
|
RU2494065C1 |
| CRUDE MIXTURE FOR MAKING GYPSUM BRICK | 2009 |
|
RU2417181C1 |
| CRUDE MIXTURE FOR GYPSUM BOARDS | 2011 |
|
RU2449962C1 |
| CRUDE MIXTURE FOR MAKING GYPSUM BRICK | 2011 |
|
RU2470892C1 |
| RAW MIX FOR PRODUCTION OF CONSTRUCTION MATERIALS AND PRODUCTS | 2014 |
|
RU2561390C1 |
| CRUDE MIXTURE FOR MAKING BRICK | 2013 |
|
RU2513890C1 |
