张婷婷   

Professor
Supervisor of Doctorate Candidates
Supervisor of Master's Candidates

Main positions: 大工书院党委副书记兼副院长

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Language:English

Paper Publications

Title of Paper:柠檬酸对氯氧镁水泥的改性

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Date of Publication:2019-04-02

Journal:硅酸盐学报

Included Journals:EI、PKU

Volume:47

Issue:7

Page Number:884-890

ISSN No.:0454-5648

Key Words:氯氧镁水泥;柠檬酸;水化产物;微观形貌;耐硫酸盐侵蚀性

Abstract:为了拓宽氯氧镁水泥(MOC)在建筑、道路等行业的应用,向MOC中掺入柠檬酸,分析了柠檬酸对MOC抗压强度、耐硫酸盐侵蚀性、耐水性、相组成、热稳定性、凝结时间和微观形貌的影响.结果表明:MOC中掺入柠檬酸提高了水化产物5相含量和耐水性;降低了MOC的抗压强度、热稳定性及总孔隙率;延长了MOC的凝结时间.此外,掺入柠檬酸的MOC浸泡在硫酸钠溶液28 d后提高了MOC的耐水性,MOC强度保留系数达到0.8.

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