阅读说明：本技术 二盐作为稳健的主表面活性剂用于含再生石膏的硫酸钙混合物 (Disalt as a robust primary surfactant for calcium sulfate mixtures containing reconstituted gypsum ) 是由 U.格里格 F.尼德迈尔 J.丹格勒 G.达森伯格 H.贾菲尔 于 2018-10-18 设计创作，主要内容包括：本发明涉及一种石膏组合物、其制造方法以及包含根据本发明的石膏组合物的制品,所述石膏组合物包含再生石膏和发泡剂,该发泡剂包括至少一种α-磺基脂肪酸二盐。此外,本发明涉及包括至少一种α-磺基脂肪酸二盐的发泡剂用于降低含水石膏组合物的湿密度的用途,该含水石膏组合物的再生石膏部分为至少0.5重量％。(The present invention relates to a gypsum composition comprising regenerated gypsum and a foaming agent comprising at least one α -sulfofatty acid dihydrochloride, to a process for its manufacture and to articles comprising a gypsum composition according to the invention, furthermore the invention relates to the use of a foaming agent comprising at least one α -sulfofatty acid dihydrochloride for reducing the wet density of an aqueous gypsum composition having a regenerated gypsum fraction of at least 0.5 wt.%.)