Article(id=1318974649644466394, tenantId=1146029695717560320, journalId=1263187385517883426, issueId=1318974603884606018, articleNumber=null, orderNo=null, doi=10.14062/j.issn.0454-5648.20221050, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1670169600000, receivedDateStr=2022-12-05, revisedDate=1672502400000, revisedDateStr=2023-01-01, acceptedDate=null, acceptedDateStr=null, onlineDate=1792397661838, onlineDateStr=2026-10-19, pubDate=1682611200000, pubDateStr=2023-04-28, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1792397661838, onlineIssueDateStr=2026-10-19, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1792397661838, creator=13701087609, updateTime=1792397661838, updator=13701087609, issue=Issue{id=1318974603884606018, tenantId=1146029695717560320, journalId=1263187385517883426, year='2023', volume='51', issue='8', pageStart='1883', pageEnd='2118', issueExtLink='null', onlineDate='null', pubDate='1692460800000', pubDateStr='2023-08-20', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1792397650929, creator='13701087609', updateTime=1792399225992, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1318981210261541260, tenantId=1146029695717560320, journalId=1263187385517883426, issueId=1318974603884606018, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1318981210261541261, tenantId=1146029695717560320, journalId=1263187385517883426, issueId=1318974603884606018, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=2017, endPage=2026, ext={EN=ArticleExt(id=1318974649849987291, articleId=1318974649644466394, tenantId=1146029695717560320, journalId=1263187385517883426, language=EN, title=Effect of Silicic Acid on Water Resistance of Magnesium Oxysulfate Cement, columnId=1263922769897599102, journalTitle=Journal of the Chinese Ceramic Society, columnName=Research Articles, runingTitle=null, highlight=null, articleAbstract=

Silicic acid was used as a modifier to magnesium oxysulfate (MOS) cement to improve the water resistance of MOS cement. The effect of silicic acid on the mechanical properties, volume stability, and water resistance was investigated. The phase composition, microstructure, and ion leaching concentration were investigated. The co-existence of magnesium silicate hydrate (M-S-H) gel with MOS system was also analyzed. The results show that the addition of silicic acid enhances the mechanical properties and improves the volume stability of MOS cement through promoting the formation of 5Mg(OH)2·MgSO4·7H2O crystals and M-S-H gel. When MOS cement containing silicic acid immerses in water, the residual silicic acid continues to react with free Mg2+ and OH- to form M-S-H gel. Meanwhile, 5Mg(OH)2·MgSO4·7H2O crystals and M-S-H gel coexist in MOS cement, resulting in an improvement in the water resistance of MOS cement.

, authors=Xiaoyang CHEN1, Tingting ZHANG2, Jun CHANG2, Shaoyan WANG1, Hongfa YU3, Wanli BI4, authorsList=Xiaoyang CHEN, Tingting ZHANG, Jun CHANG, Shaoyan WANG, Hongfa YU, Wanli BI, authorCompany=null, correspAuthors=Tingting ZHANG, authorNote=

CHEN Xiaoyang (1993-), male, Doctoral candidate. E-mail:

, correspAuthorsNote=
ZHANG Tingting (1983-), female, Ph.D., Professor. E-mail:
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旨在提高硫氧镁(MOS)水泥的耐水性,以硅酸作为改性剂引入至MOS体系中,分析了其对MOS水泥力学性能、体积稳定性和耐水性的影响,跟踪了掺入硅酸后的MOS水泥相组成、微观形貌和离子浸出浓度的变化,研究了水化硅酸镁(M-S-H)凝胶与MOS体系的共存性。结果表明:硅酸通过促进5Mg(OH)2·MgSO4·7H2O和水化硅酸镁凝胶的生长,提高MOS水泥的力学性能和体积稳定性。当掺入硅酸的MOS水泥浸水后,未反应的硅酸可持续与游离的Mg2+和OH-反应形成M-S-H凝胶,且5Mg(OH)2·MgSO4·7H2O和M-S-H凝胶具有良好的共存性,致使MOS水泥的耐水性提高。

, authors=陈啸洋1, 张婷婷2, 常钧2, 王绍艳1, 余红发3, 毕万利4, authorsList=陈啸洋, 张婷婷, 常钧, 王绍艳, 余红发, 毕万利, authorCompany=null, correspAuthors=张婷婷, authorNote=

陈啸洋(1993—),男,博士研究生。

, correspAuthorsNote=
张婷婷(1983—),女,博士,教授。
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硅酸对硫氧镁水泥耐水性能的影响
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陈啸洋 1 , 张婷婷 2 , 常钧 2 , 王绍艳 1 , 余红发 3 , 毕万利 4
硅酸盐学报 | 研究论文 2023,51(8): 2017-2026
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硅酸盐学报 |研究论文 2023 , 51 (8) : 2017 -2026
硅酸对硫氧镁水泥耐水性能的影响
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陈啸洋1 , 张婷婷2 , 常钧2, 王绍艳1, 余红发3, 毕万利4
作者信息
  • 1.辽宁科技大学化学工程学院,辽宁 鞍山 114051
  • 2.大连理工大学建设工程学部,辽宁 大连 116024
  • 3.南京航空航天大学土木工程系,南京 210016
  • 4.辽宁科技大学材冶学院,辽宁 鞍山 114051
通讯作者:
张婷婷(1983—),女,博士,教授。
作者简介:

陈啸洋(1993—),男,博士研究生。

Effect of Silicic Acid on Water Resistance of Magnesium Oxysulfate Cement
Xiaoyang CHEN1 , Tingting ZHANG2 , Jun CHANG2, Shaoyan WANG1, Hongfa YU3, Wanli BI4
Affiliations
  • 1.School of Chemical Engineering, University of Science and Technology Liaoning, Anshan 114051, Liaoning, China
  • 2.Faculty of Infrastructure Engineering, Dalian University of Technology, Dalian 116024, Liaoning, China
  • 3.Department of Civil Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, Jiangsu, China
  • 4.School of Materials and Metallurgy, University of Science and Technology Liaoning, Anshan 114051, Liaoning, China
  • Corresponding Author:
    ZHANG Tingting (1983-), female, Ph.D., Professor. E-mail:

    CHEN Xiaoyang (1993-), male, Doctoral candidate. E-mail:

出版时间: 2023-04-28 doi: 10.14062/j.issn.0454-5648.20221050
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旨在提高硫氧镁(MOS)水泥的耐水性,以硅酸作为改性剂引入至MOS体系中,分析了其对MOS水泥力学性能、体积稳定性和耐水性的影响,跟踪了掺入硅酸后的MOS水泥相组成、微观形貌和离子浸出浓度的变化,研究了水化硅酸镁(M-S-H)凝胶与MOS体系的共存性。结果表明:硅酸通过促进5Mg(OH)2·MgSO4·7H2O和水化硅酸镁凝胶的生长,提高MOS水泥的力学性能和体积稳定性。当掺入硅酸的MOS水泥浸水后,未反应的硅酸可持续与游离的Mg2+和OH-反应形成M-S-H凝胶,且5Mg(OH)2·MgSO4·7H2O和M-S-H凝胶具有良好的共存性,致使MOS水泥的耐水性提高。

硫氧镁水泥  /  硅酸  /  耐水性  /  水化产物  /  微观形貌

Silicic acid was used as a modifier to magnesium oxysulfate (MOS) cement to improve the water resistance of MOS cement. The effect of silicic acid on the mechanical properties, volume stability, and water resistance was investigated. The phase composition, microstructure, and ion leaching concentration were investigated. The co-existence of magnesium silicate hydrate (M-S-H) gel with MOS system was also analyzed. The results show that the addition of silicic acid enhances the mechanical properties and improves the volume stability of MOS cement through promoting the formation of 5Mg(OH)2·MgSO4·7H2O crystals and M-S-H gel. When MOS cement containing silicic acid immerses in water, the residual silicic acid continues to react with free Mg2+ and OH- to form M-S-H gel. Meanwhile, 5Mg(OH)2·MgSO4·7H2O crystals and M-S-H gel coexist in MOS cement, resulting in an improvement in the water resistance of MOS cement.

magnesium oxysulfate cement  /  silicic acid  /  water resistance  /  hydration product  /  microstructure
陈啸洋, 张婷婷, 常钧, 王绍艳, 余红发, 毕万利. 硅酸对硫氧镁水泥耐水性能的影响. 硅酸盐学报, 2023 , 51 (8) : 2017 -2026 . DOI: 10.14062/j.issn.0454-5648.20221050
Xiaoyang CHEN, Tingting ZHANG, Jun CHANG, Shaoyan WANG, Hongfa YU, Wanli BI. Effect of Silicic Acid on Water Resistance of Magnesium Oxysulfate Cement[J]. Journal of the Chinese Ceramic Society, 2023 , 51 (8) : 2017 -2026 . DOI: 10.14062/j.issn.0454-5648.20221050
  • 国家自然科学基金面上项目(52178189)
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2023年第51卷第8期
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doi: 10.14062/j.issn.0454-5648.20221050
  • 接收时间:2022-12-05
  • 首发时间:2026-10-19
  • 出版时间:2023-04-28
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  • 收稿日期:2022-12-05
  • 修回日期:2023-01-01
基金
国家自然科学基金面上项目(52178189)
作者信息
    1.辽宁科技大学化学工程学院,辽宁 鞍山 114051
    2.大连理工大学建设工程学部,辽宁 大连 116024
    3.南京航空航天大学土木工程系,南京 210016
    4.辽宁科技大学材冶学院,辽宁 鞍山 114051

通讯作者:

张婷婷(1983—),女,博士,教授。
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2种不同金属材料的力学参数
科
Family
属数
Number of
genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)
属
Genus
种数
Number of
species
占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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