公开(公告)号：US20170197883A1

公开(公告)日：2017-07-13

申请号：US15326879

申请日：2015-06-23

申请人： Holcim Technology, LTD

发明人： Thomas HOORNAERT ,  Stephane GONICHON ,  Delphine VRAU ,  Hubert MAHOUCHE ,  Moussa BAALBAKI ,  David BABAYAN

IPC分类号： C04B28/08 ,  C04B40/06 ,  C04B18/02

CPC分类号： C04B28/08 ,  C04B7/19 ,  C04B18/02 ,  C04B28/04 ,  C04B40/0608 ,  Y02P40/143 ,  Y02W30/94 ,  C04B7/02 ,  C04B20/0076 ,  C04B18/141

摘要： A dry cement mixture comprises Portland cement and an ultra-fine component consisting of at least one ultra-fine additive, said ultra-fine component being a hydraulic binder, wherein Portland cement is present in an amount of at least 70 wt % of the mixture and the ultra-fine component is present in an amount of at least 5 wt % of the mixture, wherein the ultra-fine component has a particle size distribution characterized by a particle diameter D10 of between 0.5 μm and 2 μm and a particle diameter D90 of between 2 μm and 8 μm.