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
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