| 摘要 |
A gypsum composition including gypsum, water, and a surfactant composition of alkyl sulfates of formula H(CH<SUB>2</SUB>)<SUB>n</SUB>OSO<SUB>3</SUB><SUP>-</SUP>M<SUP>+</SUP>, in which n is from 6 to 16, the mean number of carbon atoms in the alkyl sulfate composition n<SUB>m </SUB>being between 10 and 11, and M is a monovalent cation. A process for the preparation of the gypsum composition and a gypsum board obtainable from this composition. Finally, a process for the manufacture of gypsum boards. Application for the manufacture of foamed gypsum boards.
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