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作 者:管宗甫[1] 王云浩[1] 陈湘湘[1] 李世华[1] 栗潮[1]
机构地区:[1]郑州大学材料科学与工程学院,河南郑州450001
出 处:《中国包装科技博览(混凝土技术)》2010年第11期53-59,共7页China Science and Technology Review
基 金:国家重点基础研究发展(973)计划项目(2009CB623101)资助.
摘 要:比较研究了高阿利特熟料水泥和商品混合水泥与萘系、聚羧酸系高效减水剂的相容性。结果表明:高阿利特熟料水泥掺加萘系减水剂的饱和点比对比水泥稍高,流动度经时损失也较大,添加粉煤灰后有所改善。纯熟料高阿利特水泥和掺粉煤灰的高阿利特实验水泥初始流动度性高于对比水泥,经时流动性损失低于商品混合水泥。The compatibility between alite-rich portland cement (ARPC) and a batch of commercial composite portland cement (PC) with two type of water reducing agents wrer compared. The results shown: When adding naphthaline water reducing agent into ARPC or PC pastes, the saturated proportion in ARPC paste was more than that in the PC, and the fluidity time-depended lose of ARPC paste was biger than that of PC paste. Mixing fly ash in ARPC, the performance could be improved. If adding polycarboxylate water reducing agent into ARPC or PC pastes, the saturated proportion of ARPC paste was less than that of the PC paste, and the fluidity time-depended lose of ARPC paste was less than that of PC paste, whether adding fly ash or not.
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