FIELD: building materials.
SUBSTANCE: gypsum panel contains a gypsum core covered from at least one side with a fibrous mat containing at least one layer of non-woven material and a binding composition. The binding composition makes up from 10 to 40 wt.% of the total weight of the mat. The binding composition contains copolymer containing a comonomer link of composite vinyl ester of alpha-branched aliphatic monocarboxylic acid, and the specified copolymer is present in the amount from 25 to 100 wt.% of the weight of the binding composition.
EFFECT: improved characteristics of adhesion between a gypsum core and a mat are provided, while saving mechanical strength.
15 cl, 11 tbl, 9 ex
| Title | Year | Author | Number |
|---|---|---|---|
| MAT AND GYPSUM PANELS SUITABLE FOR WET OR DAMP ZONES | 2015 |
|
RU2689751C2 |
| WALL BOARD FOR INTERIOR FINISHING OF PREMISES AND METHOD OF ITS MANUFACTURING | 2006 |
|
RU2418921C2 |
| GYPSUM BOARD COATED WITH MAT OF NONWOVEN FIBER GLASS MATERIAL AND METHOD OF ITS PRODUCTION | 2004 |
|
RU2348532C2 |
| GYPSUM PANEL CLAD WITH MAT OF NONWOVEN GLASS FIBRE MATERIAL | 2004 |
|
RU2358875C2 |
| COMPOSITION AND GYPSUM COMPOSITE ITEM MADE OF IT AND GYPSUM MATERIAL BASED ON MOIST FIBRES | 2006 |
|
RU2407716C2 |
| GYPSUM PANEL USED IN DUMP OR WET AREAS | 2012 |
|
RU2593773C2 |
| ACOUSTIC PLATE BASED ON GYPSUM | 2017 |
|
RU2770055C2 |
| ARTICLE OF BINDING MATERIAL AND METHOD OF MAKING THE ARTICLE THEREOF | 2008 |
|
RU2493011C2 |
| IMPROVED GYPSUM BOARD LINED WITH MATS | 2004 |
|
RU2363822C2 |
| METHOD OF MAKING ARTICLE FROM BINDING MATERIAL | 2013 |
|
RU2525420C1 |
