发明名称 |
CEMENT ADMIXTURE, AND CEMENT COMPOSITION AND CONCRETE CONTAINING THE CEMENT ADMIXTURE |
摘要 |
It is an object of the invention to provide a cement admixture that can form concrete having a sufficient self-healing capability and satisfactorily maintaining its self-healing capability for prolonged periods. The cement admixture of the invention contains an expanding material and an alumina-silicate with swelling properties. The cement admixture is combined with cement to form a cement composition. The cement composition is mixed with water and an aggregate to provide concrete with an excellent self-healing capability. |
申请公布号 |
US2011132231(A1) |
申请公布日期 |
2011.06.09 |
申请号 |
US20090867603 |
申请日期 |
2009.02.13 |
申请人 |
THE UNIVERSITY OF TOKYO;NATIONAL UNIVERSITY CORPORATION YOKOHAMA NATIONALUNIVERSITY;EAST JAPAN RAILWAY COMPANY |
发明人 |
KISHI TOSHIHARU;AHN TAE-HO;HOSODA AKIRA;KOBAYASHI KAORU |
分类号 |
C04B12/02;C04B9/00;C04B12/00 |
主分类号 |
C04B12/02 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|