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复合防水剂对混凝土抗盐冻性能影响

张冠华 郭金波 于传君 王佳伟

硅酸盐通报2017,Vol.36Issue(7):2358-2363,6.
硅酸盐通报2017,Vol.36Issue(7):2358-2363,6.

复合防水剂对混凝土抗盐冻性能影响

Effect of Compoud Repeling Agent on Salt Frost Resistance of Concrete

张冠华 1郭金波 1于传君 1王佳伟1

作者信息

  • 1. 辽宁省交通规划设计院有限责任公司公路养护技术研发中心,沈阳 110111
  • 折叠

摘要

Abstract

The orthogonal text was applied to optimize the recipe of compoud repeling agent.Meanwhile,the effects of compoud repeling agent on the workability,compressive strength,and freeze-deicing salt resistance were studied.The result indicates that the admixture leaded a positive feedback on workability,the dosage of water can be reduced by 10 kg/m3.Compared with the original recipe,the strength can be increased in each age,the 28 d and 56 d strength can be reached 110.0%and 122.1%,respectively.The 56 d coulomb electric flux can be reduced by 50.6%compared to the benchmark.The number of salt frost cycles can be increased 180 times compared with the baseline,and the lowest mass loss rate is 3.9%.

关键词

复合防水剂/混凝土/电通量/抗盐冻性能

Key words

compoud repeling agent/concrete/coulomb electric flux/salt frost resistance

分类

建筑与水利

引用本文复制引用

张冠华,郭金波,于传君,王佳伟..复合防水剂对混凝土抗盐冻性能影响[J].硅酸盐通报,2017,36(7):2358-2363,6.

基金项目

辽宁省交通科技项目(201512) (201512)

硅酸盐通报

OA北大核心CSCDCSTPCD

1001-1625

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