SUPERPLASTICIZER

作品数：41被引量：95H指数：5
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相关领域：建筑科学更多>>
相关作者：何智海陆旺杰范凌志钱春香张鸣更多>>
相关机构：东南大学中国水利水电科学研究院同济大学四川大学更多>>
相关期刊：《Materials Sciences and Applications》《Journal of Building Material Science》《Frontiers of Structural and Civil Engineering》《Journal of Southeast University(English Edition)》更多>>
相关基金：国家自然科学基金国家高技术研究发展计划国家重点基础研究发展计划更多>>
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Comprehensive Analysis of the Effects of Superplasticizer Variation on the Workability and Strength of Ready-Mix Concrete
《Open Journal of Civil Engineering》2023年第4期756-770,共15页Tahsin Tareque Fahmid Tousif Mirza Addaito Billah Abdullah Al Masum Jabir Seyedali Mirmotalebi 
This experimental study aims to examine the influence of many crucial parameters on the workability and compressive strength of Ready-Mix Concrete (RMC). The study utilized two distinct varieties of superplasticizers ...
关键词：Admixture Dosage Slump Test Water-Cement Ratio Concrete Compositions Compressive Strength 
Effect of recycled powder on the yield stress of cement paste with varied superplasticizers
《Low-carbon Materials and Green Construction》2023年第1期307-321,共15页Zhen Li Cheng Yu Min Qiao Weixiao Xie Jinyao Yu 
supported by a Youth Program of National Natural Science Foundation of China(Grant No:52008190).
The influence of superplasticizer on the yield stress of cement pastes with recycled powder(RP)was examined in the study.Four superplasticizers were used to obtain the similar fluidity by adjusting the dosage.The resu...
关键词：Recycled powder Yield stress SUPERPLASTICIZER Polymer adsorption Packing density 
Adsorption properties of polycarboxylate ether-based superplasticizer on cement particles and their resultant dispersion
《Frontiers of Structural and Civil Engineering》2022年第4期506-514,共9页Jinyoung YOON Byoung Il CHOI Jae Hong KIM 
supported by the National Research Foundation of Republic of Korea(NRF)funded by the Ministry of Education(NRF-2018R1D1A1B07047321).
The cement dispersion performance of a polycarboxylate(PCE)-based superplasticizer is highly related to their adsorption behaviors as a function of time.This study evaluated effects of PCEs on rheological properties o...
关键词：ADSORPTION POLYCARBOXYLATE SUPERPLASTICIZER rheology DISPERSION 
Evaluation of time-dependent rheological properties of cemented paste backfill incorporating superplasticizer with special focus on thixotropy and static yield stress被引量：4
《Journal of Central South University》2022年第4期1239-1249,共11页WANG Xiao-lin WANG Hong-jiang WU Ai-xiang JIANG Hai-qiang PENG Qing-song ZHANG Xi 
Project(51834001)supported by the National Natural Science Fundation of China;Project(N2101043)supported by the Fundamental Research Funds for the Central Universities of China。
Superplasticizers are widely used to reduce the pipe flow resistance of cemented paste backfill(CPB), which is characterised by high concentration and high yield stress. This study aimed to assess the time-dependent r...
关键词：cemented paste backfill SUPERPLASTICIZER curing time yield stress THIXOTROPY 
Influence of Superplasticizer Type and Dosage on Early-age Drying Shrinkage of Cement Paste with Consideration of Pore Size Distribution and Water Loss被引量：2
《Journal of Wuhan University of Technology(Materials Science)》2020年第4期758-767,共10页QIAN Xiaoqian YU Congdi ZHANG Lifeng QIAN Kuangliang FANG Minghui LAI Junying 
Funded by the Key Research and Development Program of Zhejiang Province in 2018(No2018C03033-1)。
We introduced a parameter r_s(the radius of the pores where the meniscus forms),which is composed of two factors,i e,water loss and cumulative pore size distribution(PSD),to provide a better explanation of the influen...
关键词：SUPERPLASTICIZER early-age drying shrinkage water loss pore size distribution 
The Effect of Various Polynaphthalene Sulfonate Based Superplasticizers on the Workability of Reactive Powder Concrete
《Journal of Building Material Science》2020年第1期24-29,共6页Anthony Torres Federico Aguayo Srinivas Allena Michael Ellis 
A superplasticizer is a type of chemical admixture used to alter the workability(viscosity)of fresh concrete.The workability of fresh concrete is often of particular importance when the water-to-cement(w/c)ratio is lo...
关键词：Reactive powder concrete Ultra high strength concrete SUPERPLASTICIZER WORKABILITY 
Effect of PCEs with Different Functional Groups on the Performance of Cement Paste被引量：3
《Journal of Wuhan University of Technology(Materials Science)》2019年第5期1163-1169,共7页HE Yan ZHANG Xiong WANG Yiting KONG Yaning JI Tao SHUI Liangliang WANG Xiaofu WANG Haoren 
Funded by the National Natural Science Foundation of China(No.51808369);the Natural Science Foundation of the Jiangsu Higher Education Institutions of China(No.18KJB560016);the Opening Project of State Key Laboratory of Green Building Materials(No.YA-615);the State Key Laboratory of Silicate Materials for Architectures(No.SYSJJ2018-09);Science and Technology Project of Jiangsu Provincal Department of Housing and Urban-Rural Construction(No.2018ZD049);the Natural Science Foundation of Suzhou University of Science and Technology(No.XKQ2018009)
The adsorption behaviors and dispersing properties of polycarboxylate superplasticizer(PCE) with different functional groups were systematically analyzed to reveal the theory and methods of modifying PCE molecular str...
关键词：POLYCARBOXYLATE SUPERPLASTICIZER functional group adsorption behavior RHEOLOGICAL properties CEMENT HYDRATION 
Synthesis and Application of Sodium-carboxymethylcellulose Type Superplasticizer in Cement Mortars被引量：1
《Journal of Wuhan University of Technology(Materials Science)》2019年第4期811-817,共7页LU Gaolei HAN Fuqin 
Funded by the Foundation of Heilongjiang Department of Transport of China(2012-43)
The polymeric admixture, the sodium-carboxymethylcellulose(CMC)/poly sodium p-styrene sulfonate(PSS)/poly vinyl acetate(PVAc) was synthesized and applied in cement mortars. The polymer was tested by FTIR and SEM, and ...
关键词：CELLULOSE cement MORTAR mechanical properties THERMOGRAVIMETRIC analysis(TGA) 
Coupled effect of viscosity enhancing admixtures and superplasticizers on rheological behavior of cement paste被引量：5
《Journal of Central South University》2017年第9期2172-2179,共8页元强 刘文涛 王超 邓德华 刘赞群 龙广成 
Project(2017YFB0310101)supported by National High Technology Research and Development Program of China;Project(51778269)supported by the National Natural Science Foundation of China
The coupled effect of viscosity enhancing admixtures(VEA)and superplasticizer(SP)on the rheological behavior of cement paste was investigated in this work.Two types of VEAs,including hydroxypropyl methylcellulose(HPMC...
关键词：rheology cement viscosity enhancing admixture SUPERPLASTICIZER 
Adsorption properties of CFBC ash-cement pastes as compared with PCC fly ash-cement pastes被引量：4
《International Journal of Coal Science & Technology》2016年第1期62-67,共6页Zhijuan Wang Yuanming Song 
the National Nature Science Foundation of China （51272222）.
Circulating fluidized bed combustion （CFBC） ash can be potentially used as supplementary cementitious materials for concrete production due to its desirable pozzolanic activity. The adsorption properties of CFBC ash...
关键词：CFBC ash - Coal ash CONCRETE ADSORPTION SUPERPLASTICIZER FLOWABILITY 
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