| 摘要 |
A gypsum board according to the invention comprises • · calcium sulphate dihydrate; • · Tartaric acid in an amount in the range of 0,01 to 0,1 %w based on the weight of calcium sulphate hemihydrate; • · A fluidizer in an amount of 1,0 to 10,0 kg/m3; • · Starch in an amount of 3,0 to 12,0 kg/m3. |
