THAUMASITE

作品数:15被引量:37H指数:3
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相关领域:建筑科学化学工程更多>>
相关作者:马保国董荣珍高小建朱洪波陈嘉奇更多>>
相关机构:武汉理工大学中南大学厦门合诚工程技术有限公司合诚工程咨询集团股份有限公司更多>>
相关期刊:《Journal of Wuhan University of Technology(Materials Science)》《四川水泥》《硅酸盐通报》《铁道科学与工程学报》更多>>
相关基金:国家自然科学基金国家重点基础研究发展计划更多>>
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掺聚合物胶粉的硫铝酸盐水泥砂浆耐久性研究被引量:1
《四川水泥》2018年第11期7-8,共2页康明旭 黄乙纯 鲁耀刚 罗章华 吴晚霞 
通过测试不同聚合物胶粉种类、不同聚合物胶粉掺量硫铝酸盐水泥砂浆在硫酸盐、Thaumasite盐以及海水浸泡条件下的抗侵蚀变化规律,研究了聚合物胶粉种类、掺量对硫铝酸盐水泥砂浆耐久性的影响。结果表明:聚合物胶粉能够改善硫铝酸盐水泥...
关键词:硫铝酸盐水泥 聚合物胶粉 硫酸盐 Thaumasite盐 海水 
Effect of Silica Fume on the Thaumasite Form of Sulfate Attack on Cement-based Materials被引量:1
《Journal of Wuhan University of Technology(Materials Science)》2017年第5期1108-1114,共7页王迎斌 贺行洋 SU Ying HUANG Jian MA Baoguo 
Funded by Hubei Provincial Natural Science Foundation of China(No.2016CFB353);the Science and Technology Support Program of Hubei Province(No.2015BCA244);National Natural Science Foundation of China(No.51372076)
Thaumasite form of sulfate attack(TSA) can be observed in cement containing limestone under sulfate condition at low temperature. Mixing with suitable mineral admixture could be a good choice to improve the TSA resi...
关键词:thaumasite silica fume degenerations 
Mechanism of Thaumasite Formation in Concrete被引量:2
《Journal of Wuhan University of Technology(Materials Science)》2017年第4期893-897,共5页宋远明 ZHOU Shaolong WANG Zhijuan WANG Bo 钱觉时 
Funded by the National Natural Science Foundation of China(Nos.51272222 and 51132010)
Significant efforts have been made in revealing the mechanism of thaumasite formation in concrete, which continues to be fraught with ambiguities and dissension. Chemical method was employed to synthesize pure C3S, C2...
关键词:thaumasite ettringite formation mechanism direct route woodfordite route 
Influence of Curing Duration on Thaumasite Formation of Portland-limestone Cement Pastes
《Journal of Wuhan University of Technology(Materials Science)》2016年第5期1038-1042,共5页楼梁伟 
Funded by National Natural Science Foundation of China(No.51378499);China Railway Corporation(No.2014G004-R);Science and Technology of China(No.2010G004-E)
Extensive researches have been carried out on the conventional sulfate attack, while it has been found that the thaumasite form of sulfate attack(TSA), sulfate attack at low temperature, has just been discovered and...
关键词:thaumasite sulfate attack limestone curing low temperature 
Use of Different Barium Salts to Inhibit the Thaumasite Form of Sulfate Attack in Cement-based Materials被引量:3
《Journal of Wuhan University of Technology(Materials Science)》2016年第2期361-366,共6页苏英 WEI Xiaochao 黄健 WANG Yingbin HE Xingyang WANG Xiongjue MA Baoguo 
Funded by the National Natural Science Foundation of China(No.51372076);the Project of Science&Technology Department of Hubei Province(No.2014BCB027)
We investigated the effects of different barium compounds on the thaumasite form of sulphate attack(TSA)resistance of cement-based materials when they were used as admixtures in mortars.Moreover,we analyzed the inhi...
关键词:thaumasite BaCO_3 Ba(OH)_2 degeneration 
不同温度下Fe^(3+)对Thaumasite合成的影响
《低温建筑技术》2014年第8期1-3,6,共4页马保国 田振 王迎斌 付浩兵 韩磊 李玉博 
国家自然科学基金(51178363)
研究了不同温度条件下Fe3+离子含量对碳硫硅酸钙型硫酸盐侵蚀的影响。采用直接合成法,在Thaumasite的反应过程中通过添加Fe2O3引入Fe3+离子,放置合成样于5℃、20℃环境条件下,利用XRD、SEM、FTIR的分析方法,分别于3个月、6个月取样观察T...
关键词:温度 THAUMASITE FE^3+ 直接合成法 
Attack of Limestone Cement-based Material Exposed to Magnesium Sulfate Solution at Low Temperature
《Journal of Wuhan University of Technology(Materials Science)》2014年第3期507-512,共6页张风臣 WU Shengxing FANG Yonghao ZHOU Jikai LI Zhonghua 
Funded by the National Natural Science Foundation of China(No.51109073)
Limestone in cement could be a source of CO3^2- needed for thaumasite formation which will result in thanmasite form of sulfate attack (TSA) probably. TSA has more deterioration than ettringite or gypsum form of sul...
关键词:limestone cement-based material THAUMASITE magnesium sulfate 
Railway tunnel concrete lining damaged by formation of gypsum,thaumasite and sulfate crystallization products in southwest of China被引量:8
《Journal of Central South University》2012年第8期2340-2347,共8页马昆林 龙广成 谢友均 
Project(51108463) supported by the National Natural Science Foundation of China;Project(11B041) supported by Scientific Research Fund of Hunan Provincial Education Department of China;Project(NCET-10-0839) supported by Ministry Education of China
The railway tunnel concrete lining exposed to sulfate-bearing groundwater beyond 40 years in southwest of China was investigated. Field investigation, sulfate ions content and corroded products analysis, macro/microsc...
关键词:railway tunnel concrete lining sulfate attack deterioration mechanism 
Effect of Fly Ash on TSA Resistance of Cement-based Material被引量:3
《Journal of Wuhan University of Technology(Materials Science)》2011年第3期561-566,共6页张风臣 
Supported by the Scientific Research Foundation for the Talents of Hohai University(No.20090603);the Fundamental Research Funds for the Central Universities(No.2010B25514);the National Natural Science Foundation of China(No.50979032)
Thaumasite form of sulfate attack(TSA)is a major concern in evaluating durability of concrete structures subjected to sulfate and carbonate ions.By means of Fourier transform infrared spectroscopy (FT-IR),X-ray di...
关键词:fly ash cement-based material thaumasite 
Influence of Cement Types and Mineral Admixtures on Resistance of Mortar to Sulfate Attack under Lower Temperature被引量:3
《Journal of Wuhan University of Technology(Materials Science)》2009年第S1期200-205,共6页高小建 
Mortar prisms made with different cements or mineral admixtures plus 30% mass of limes tone filler were stored in 2% magnesium sulfate solution at 5±1 ℃ for 1 year and their visual appearance,strength development we...
关键词:sulfate attack THAUMASITE cement type mineral admixture 
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