公开(公告)号：US20190262894A1

公开(公告)日：2019-08-29

申请号：US16308266

申请日：2017-06-08

申请人： ITALCEMENTI S.p.A.

发明人： Roberto CUCITORE ,  Maurizio Iler MARCHI ,  Gianluca LEZZI ,  Marco ORLANDO

IPC分类号： B22C3/00 ,  C04B7/02 ,  C04B7/32 ,  C04B41/48 ,  B22C9/18

摘要： The use of a cementitious composition is described, as a coating for disposable foundry cores, said cementitious composition comprising at least one binder or hydraulic cement in a quantity ranging from 40% to 99.9% by weight with respect to the total weight of the cementitious composition; possibly one or more fillers in a quantity ranging from 0.1% to 60% by weight, with respect to the total weight of the cementitious composition, said filler preferably having a D99