| 摘要 |
The invention relates to a plaster dry mortar containing A) 100 parts by mass plaster; B) at least 20 parts by mass mineral filler; C) an organosilicon compound, which is solid at 20°C and is selected from organosilicate powder C1 and organosilicon compounds C2 which can be produced by reacting a molar equivalent of silane S, selected from hydrocarbon trihalogen silane, hydrocarbon trihydrocarbon oxysilane, or mixtures thereof, or partial hydrolysates thereof, with polyhydroxy compounds P in a molar ratio such that there are 0.3 to 1.3 molar equivalents hydroxy radicals per molar equivalent halogen or hydrocarbon oxy radical; D) a fatty acid compound, which is selected from fatty acid D1, fatty acid salt D2, and fatty acid ester D3. |
