利用喷水显色法,研究了水泥基材料、混凝土成型表面和表面冻融损伤对渗透型防水涂料渗透深度的影响.结果表明:用相同量硅烷凝胶表面处理后,渗透深度大小顺序为混凝土＞水泥砂浆＞水泥净浆;混凝土不同成型表面渗透深度顺序为:浇筑面＞侧面＞底面,3者之间的数量关系比为(1.02～1.34)∶1∶(0.64～0.71);随着冻融损伤的增大,渗透深度近似线性关系增加.
参考文献
| [1] | JTJ 275-2000.海港工程混凝土结构的防腐蚀技术规范[S].北京:人民交通出版社,2000. |
| [2] | 龚洛书;柳春圃.混凝土的耐久性及其防护修补[M].北京:中国建筑工业出版社,1990 |
| [3] | 赵铁军.渗透型涂料表面处理与混凝土耐久性[M].北京:科学出版社,2009 |
| [4] | MEIER S J;WITTMANN F H.Influence of quality,age and moisture content of concrete on the penetration depth of water repellent agents[J].International Journal for Restoration of Buildings and Monuments,2002(8):293-302. |
| [5] | MEIER S J;B(A)UML M F .Internal impregnation of concrete by means of silanes[J].Restoration of Buildings and Monuments,2006,12(1):43-52. |
| [6] | Levi M.;Ferro C.;Regazzoli D.;Dotelli G.;Lo Presti A. .Comparative evaluation method of polymer surface treatments applied on high performance concrete[J].Journal of Materials Science,2002(22):4787-4794. |
| [7] | LIU G F;STAVEM P;GJORY O E.Effect of surface hydrophobation for protection of early age concrete against chloride penetration[M].Stockholm:Swedish Cement and Concrete Research Instiute,2005:93-103. |
| [8] | 杨进波,阎培渝.混凝土边界效应层中粗骨料的分布特征[J].建筑材料学报,2009(05):580-583,620. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%