发明名称 |
Method for preventing hardened cementitious material from deteriorating. |
摘要 |
<p>The invention is a method for preventing a hardened cementitious material from deteriorating or for repairing a deteriorated cementitious material, and more particularly to such method for the hardened cementitious material comprising metal materials to be corroded by a salt content and cause alkali-aggregate. It is characterized by applying a cement paste, mortar or concrete added with 1 - 25 weight % lithium nitrite relative to the cement content so as to cover the surface of hardened cementitious material.</p> |
申请公布号 |
EP0312387(A1) |
申请公布日期 |
1989.04.19 |
申请号 |
EP19880309648 |
申请日期 |
1988.10.14 |
申请人 |
NISSAN CHEMICAL INDUSTRIES LTD. |
发明人 |
TAKUKURA, MAKOTO C/O NISSAN CHEMICAL IND. LTD.;HORI, TAKAHIRO C/O NISSAN CHEMICAL IND. LTD.;SAKAGUCHI, YURIKO C/O NISSAN CHEMICAL IND. LTD.;NAKAMURA, YUJI C/O NISSAN CHEMICAL IND. LTD. |
分类号 |
C04B22/08;C04B41/50;C04B41/65 |
主分类号 |
C04B22/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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