| 发明名称 |
CEMENT ADMIXTURE, AND CEMENT COMPOSITION AND CONCRETE CONTAINING THE CEMENT ADMIXTURE |
| 摘要 |
<p>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.</p> |
| 申请公布号 |
EP2246315(A4) |
申请公布日期 |
2013.12.04 |
| 申请号 |
EP20090710317 |
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 |
C04B22/14;C04B14/04;C04B14/10;C04B22/06;C04B22/08;C04B22/10;C04B22/16;C04B24/26;C04B28/02;C04B103/60;C04B111/20 |
主分类号 |
C04B22/14 |
| 代理机构 |
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