| 发明名称 |
METHOD TO REDUCE SCALING DUE TO FREEZING AND THAWING IN CONCRETE. |
| 摘要 |
<p>A concrete surface having at least a residual amount of sodium fluorophosphate. A method to reduce scaling due to freezing and thawing is also disclosed. The method comprises contacting the surface of a concrete with a system containing at least sodium fluorophosphate. The sodium fluorophosphate closes the pores to water and other foreign matter.</p> |
| 申请公布号 |
EP0571456(B1) |
申请公布日期 |
1995.11.08 |
| 申请号 |
EP19920904570 |
申请日期 |
1992.02.06 |
| 申请人 |
DOMTAR INC. |
发明人 |
MALRIC, BERNARD;BEAUDOIN, REJEAN;BERTHELOT, CHANTAL |
| 分类号 |
C04B41/67;C04B41/50;C04B41/66;C09K3/18;(IPC1-7):C09K3/18;C23F11/08 |
主分类号 |
C04B41/67 |
| 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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