江苏建材2024,Issue(3) :55-57.

疏水剂对混凝土力学及耐久性能影响

宋彤彤 刘凯
江苏建材2024,Issue(3) :55-57.
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疏水剂对混凝土力学及耐久性能影响

宋彤彤 1刘凯1
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作者信息

  • 1. 江苏苏博特新材料股份有限公司,江苏 南京 211103;高性能土木工程材料国家重点实验室,江苏 南京 211103
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摘要

研究了三种疏水剂对混凝土力学及耐久性能的影响.试验结果表明:疏水剂Caltie、ZBH和KIJ-Ⅵ均具有一定的引气性和缓凝特性,且有促进混凝土强度发展的作用,还可降低混凝土的吸水率,其中KLJ-Ⅵ还可降低混凝土 28 d氯离子扩散系数,抑制有害离子传输,提升混凝土耐久性能,综合性能更优.

Abstract

The effects of three hydrophobic agents on the mechanics and durability of concrete were studied.The test results show that the hydrophobic agents Caltie,ZBH and KLJ-Ⅵ all have certain air entrainment and retarding characteristics,which can promote the development of concrete strength and reduce the water absorption rate of concrete,and KLJ-Ⅵ can also reduce the chloride ion diffusion coefficient of concrete for 28 days,inhibit the transport of harmful ions,improve the durability of concrete,and have better comprehensive performance.

关键词

疏水剂/抗压强度/吸水率/氯离子扩散系数

Key words

hydrophobic agents/compressive strength/water absorption/chloride diffusion coefficient

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出版年

2024
江苏建材
江苏省建材工业协会

江苏建材

影响因子:0.257
ISSN:1004-5538
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