王宝民

个人信息Personal Information

教授

博士生导师

硕士生导师

任职 : 建筑材料研究所所长、土木水利国家级实验教学中心常务副主任

性别:男

毕业院校:大连理工大学

学位:博士

所在单位:建设工程学院

学科:材料学. 结构工程. 市政工程

办公地点:大连理工大学3号实验楼

联系方式:0411-84707101

电子邮箱:wangbm@dlut.edu.cn

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Research progress on the chloride binding capability of cement-based composites

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论文类型:期刊论文

发表时间:2020-05-01

发表刊物:JOURNAL OF THE CERAMIC SOCIETY OF JAPAN

收录刊物:SCIE

卷号:128

期号:5

页面范围:238-253

ISSN号:1882-0743

关键字:Chloride binding; Cement-based material; Chloride diffusion; Chloride migration; Durability; Prediction of service life

摘要:As chloride ions ingress into cement-based composites, the service life of the cementitious materials will be negatively affected when the part overloading the content threshold of chloride ion can not be bound by hydrated products in cement-based materials. This paper doesn't only indicate the chloride binding capability as well as the various effects of comprehensive influential factors correspondingly. But it also elucidates different chloride binding mechanisms of various cement matrix materials. In addition, the relationship between chloride binding and chloride permeability was also reconsidered in this paper. Especially, for the prediction to service life-span of reinforced concrete structures with chlorination, the authors reflect on the contribution of the chloride binding. Ultimately, on the basis of considerable significant existing researches some vital issues and challenges with relevant countermeasure are proposed by the authors. (C) 2020 The Ceramic Society of Japan. All rights reserved.