Delaying the setting of the applications of gypsum and using it in order to delay the use of the applications of gypsum

摘要

P the invention relates to a delay of the setting of the plaster of gypsum and a process using it in order to delay the use of the plaster of gypsum. / p & & p & in order to delay the use of the plaster of gypsum, it incorporates a retarder consisting of beta - hydroxy beta - carboxyl isocaproic or one of its water-soluble salts. / p & & p & the invention makes it possible to delay the use of the plaster of gypsum and to obtain a solid product whose mechanical strength is less affected when use is made of ordinary retarders such as an alkali metal salt of citric acid and the adhesive in powder form. / p