青海交通科技2024,Vol.36Issue(2) :153-158.

减水剂对氯氧镁水泥(MOC)耐水性能的影响

The effect of water reducing agent on the water resistance of magnesium oxychloride cement

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青海交通科技2024,Vol.36Issue(2) :153-158.

减水剂对氯氧镁水泥(MOC)耐水性能的影响

The effect of water reducing agent on the water resistance of magnesium oxychloride cement

李羊站1
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作者信息

  • 1. 青海省果洛公路工程建设有限公司,西宁 810000
  • 折叠

摘要

通过选取氯氧镁水泥(MOC)为研究对象,对其配合比进行了优化,探究了不同聚羧酸减水剂掺量对MOC抗压强度、抗折强度以及软化系数的影响.研究表明:当氧化镁与氯化镁摩尔比为7∶1,水与氯化镁摩尔比为15∶1,PCE减水剂最佳掺杂量1.2 wt%时,MOC会具有较好的力学性能和抗水性能.

Abstract

Magnesium Oxychloride Cement(MOC)was chosen as the focal point of the research in order to re-fine its mixture design,with a specific focus on the impact of varying polycarboxylic acid superplasticizer concentra-tions on the compressive strength,flexural strength,and softening coefficient of MOC.The findings indicate that when the magnesium oxide to magnesium chloride molar ratio is 7∶1,the water to magnesium chloride molar ratio is 15∶1,and the optimal addition of PCE superplasticizer is 1.2 wt%,MOC exhibits superior mechanical properties and water resistance.

关键词

MOC/PCE减水剂/耐水性

Key words

magnesium oxychloride cement(MOC)/PCE water-reducing agent/water resistance

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基金项目

青海省重点研发项目(2023—SF—123)

出版年

2024
青海交通科技
青海省公路学会

青海交通科技

影响因子:0.271
ISSN:1672-6189
参考文献量9
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