A mechanical strong polymer-cement composite fabricated by in situ polymerization within the cement matrix
被引:57
作者:
Liu, Qing
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Univ Macau, Joint Key Lab, Inst Appl Phys & Mat Engn, Minist Educ, Ave Univ, Taipa, Macau Sar, Peoples R ChinaUniv Macau, Joint Key Lab, Inst Appl Phys & Mat Engn, Minist Educ, Ave Univ, Taipa, Macau Sar, Peoples R China
Liu, Qing
[1
]
Lu, Zeyu
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机构:
Southeast Univ, Sch Mat Sci & Engn, Nanjing 211189, Peoples R ChinaUniv Macau, Joint Key Lab, Inst Appl Phys & Mat Engn, Minist Educ, Ave Univ, Taipa, Macau Sar, Peoples R China
Lu, Zeyu
[2
]
Hu, Xiaosai
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机构:
Yancheng Inst Technol, Coll Text & Clothing, Yancheng, Jiangsu, Peoples R ChinaUniv Macau, Joint Key Lab, Inst Appl Phys & Mat Engn, Minist Educ, Ave Univ, Taipa, Macau Sar, Peoples R China
Hu, Xiaosai
[3
]
Chen, Binmeng
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机构:
Hong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Clear Water Bay, Hong Kong, Peoples R ChinaUniv Macau, Joint Key Lab, Inst Appl Phys & Mat Engn, Minist Educ, Ave Univ, Taipa, Macau Sar, Peoples R China
Chen, Binmeng
[4
]
Li, Zongjin
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Univ Macau, Joint Key Lab, Inst Appl Phys & Mat Engn, Minist Educ, Ave Univ, Taipa, Macau Sar, Peoples R ChinaUniv Macau, Joint Key Lab, Inst Appl Phys & Mat Engn, Minist Educ, Ave Univ, Taipa, Macau Sar, Peoples R China
Li, Zongjin
[1
]
Liang, Rui
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Univ Macau, Joint Key Lab, Inst Appl Phys & Mat Engn, Minist Educ, Ave Univ, Taipa, Macau Sar, Peoples R ChinaUniv Macau, Joint Key Lab, Inst Appl Phys & Mat Engn, Minist Educ, Ave Univ, Taipa, Macau Sar, Peoples R China
Liang, Rui
[1
]
Sun, Guoxing
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Univ Macau, Joint Key Lab, Inst Appl Phys & Mat Engn, Minist Educ, Ave Univ, Taipa, Macau Sar, Peoples R ChinaUniv Macau, Joint Key Lab, Inst Appl Phys & Mat Engn, Minist Educ, Ave Univ, Taipa, Macau Sar, Peoples R China
Sun, Guoxing
[1
]
机构:
[1] Univ Macau, Joint Key Lab, Inst Appl Phys & Mat Engn, Minist Educ, Ave Univ, Taipa, Macau Sar, Peoples R China
[2] Southeast Univ, Sch Mat Sci & Engn, Nanjing 211189, Peoples R China
[3] Yancheng Inst Technol, Coll Text & Clothing, Yancheng, Jiangsu, Peoples R China
[4] Hong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Clear Water Bay, Hong Kong, Peoples R China
Durability and service life of cementitious materials are seriously affected by their low flexural strength and high brittleness. Herein, we developed a novel polymer-modified cementitious composite (PMCC) with enhanced mechanical performances by introducing acrylic acid (AA) and 2-acrylanmido-2-methylpropanesulfonic acid (AMPS) monomers into the cement matrix to form a strong polymer-cement network via in situ polymerization. By optimizing the mass ratio of AA-AMPS copolymer to cement, PMCC with a tunable and enhanced mechanical performance can be achieved. Samples with 3.0 wt% AA-AMPS copolymer exhibited the highest increase of 81.1% in flexural strength while retained adequate compressive strength under the standard curing. The strong chemical interactions between Ca2+ and AA-AMPS copolymer chains that can help form an interwoven polymercement network in the cement matrix contributed to this enhanced flexural strength. In fact, drawbacks including large pore size, easy crack, and brittleness can be surmounted effectively via the construction of a polymercement network in the cement matrix, then mechanical enhancement can be obtained. This work paves a new way to develop a unique PMCC with high flexural strength via the in situ polymerization of monomers within the cement matrix.
机构:
Hong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R China
Lu, Zeyu
Yin, Ran
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Hong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R China
Yin, Ran
Yao, Jie
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Hong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R China
Yao, Jie
Leung, Christopher K. Y.
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Hong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R China
机构:
Hong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R China
Lu, Zeyu
Lu, Cong
论文数: 0引用数: 0
h-index: 0
机构:
Southeast Univ, Minist Educ, Key Lab Concrete & Prestressed Concrete Struct, Nanjing 210096, Jiangsu, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R China
Lu, Cong
Leung, Christopher K. Y.
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h-index: 0
机构:
Hong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R China
Leung, Christopher K. Y.
Li, Zongjin
论文数: 0引用数: 0
h-index: 0
机构:
Univ Macau, Inst Appl Phys & Mat Engn, Minist Educ, Joint Key Lab, Ave Univ, Taipa, Macau, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R China
机构:
Hong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Hong Kong, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Hong Kong, Peoples R China
Lu, Zeyu
Li, Xiangyu
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h-index: 0
机构:
Taiyuan Univ Technol, Coll Arckitecture & Civil Engn, Taiyuan, Shanxi, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Hong Kong, Peoples R China
Li, Xiangyu
Hanif, Asad
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机构:
Hong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Hong Kong, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Hong Kong, Peoples R China
Hanif, Asad
Chen, Binmeng
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h-index: 0
机构:
Hong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Hong Kong, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Hong Kong, Peoples R China
Chen, Binmeng
Parthasarathy, Pavithra
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h-index: 0
机构:
Hong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Hong Kong, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Hong Kong, Peoples R China
Parthasarathy, Pavithra
Yu, Jinguang
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h-index: 0
机构:
Xian Univ Architecture & Technol, Sch Civil Engn, Xian, Shaanxi, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Hong Kong, Peoples R China
Yu, Jinguang
Li, Zongjin
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h-index: 0
机构:
Univ Macao, Inst Appl Phys & Mat Engn, Macau, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Hong Kong, Peoples R China
机构:
Hong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R China
Lu, Zeyu
Yin, Ran
论文数: 0引用数: 0
h-index: 0
机构:
Hong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R China
Yin, Ran
Yao, Jie
论文数: 0引用数: 0
h-index: 0
机构:
Hong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R China
Yao, Jie
Leung, Christopher K. Y.
论文数: 0引用数: 0
h-index: 0
机构:
Hong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R China
机构:
Hong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R China
Lu, Zeyu
Lu, Cong
论文数: 0引用数: 0
h-index: 0
机构:
Southeast Univ, Minist Educ, Key Lab Concrete & Prestressed Concrete Struct, Nanjing 210096, Jiangsu, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R China
Lu, Cong
Leung, Christopher K. Y.
论文数: 0引用数: 0
h-index: 0
机构:
Hong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R China
Leung, Christopher K. Y.
Li, Zongjin
论文数: 0引用数: 0
h-index: 0
机构:
Univ Macau, Inst Appl Phys & Mat Engn, Minist Educ, Joint Key Lab, Ave Univ, Taipa, Macau, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Peoples R China
机构:
Hong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Hong Kong, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Hong Kong, Peoples R China
Lu, Zeyu
Li, Xiangyu
论文数: 0引用数: 0
h-index: 0
机构:
Taiyuan Univ Technol, Coll Arckitecture & Civil Engn, Taiyuan, Shanxi, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Hong Kong, Peoples R China
Li, Xiangyu
Hanif, Asad
论文数: 0引用数: 0
h-index: 0
机构:
Hong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Hong Kong, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Hong Kong, Peoples R China
Hanif, Asad
Chen, Binmeng
论文数: 0引用数: 0
h-index: 0
机构:
Hong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Hong Kong, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Hong Kong, Peoples R China
Chen, Binmeng
Parthasarathy, Pavithra
论文数: 0引用数: 0
h-index: 0
机构:
Hong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Hong Kong, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Hong Kong, Peoples R China
Parthasarathy, Pavithra
Yu, Jinguang
论文数: 0引用数: 0
h-index: 0
机构:
Xian Univ Architecture & Technol, Sch Civil Engn, Xian, Shaanxi, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Hong Kong, Peoples R China
Yu, Jinguang
Li, Zongjin
论文数: 0引用数: 0
h-index: 0
机构:
Univ Macao, Inst Appl Phys & Mat Engn, Macau, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Civil & Environm Engn, Hong Kong, Hong Kong, Peoples R China