公开(公告)号：EP2935149A1

公开(公告)日：2015-10-28

申请号：EP13818340.5

申请日：2013-12-18

申请人： Saint-Gobain Placo

发明人： BOUTEILLER, Bernard ,  PETIGNY, Sylvain ,  BOUSSANT-ROUX, Yves

IPC分类号： C04B28/14

CPC分类号： C04B11/00 ,  B28B1/16 ,  C04B28/14 ,  C04B2111/28 ,  E04C2/043 ,  C04B14/303 ,  C04B14/202 ,  C04B14/46 ,  C04B20/0008 ,  C04B20/008 ,  C04B20/0092

摘要： The invention relates to a gypsum-based composition, comprising nanometric boehmite and/or nanometric aluminum trihydroxide, this composition making it possible to obtain products with better dimensional stability at high, and in particular very high, temperatures. The invention also relates to the method for obtaining products and the products produced.