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Preparation and characterization of calcium aluminate by chemical synthesisFeng Chen1), Yanruo Hong1), Jialin Sun1), and Jinglong Bu1,2) 1) Materials Science and Engineering School, University... and AlCl3 solutions were used to synthesize calcium aluminate hydrate precipitates at room temperature; high purity calcium aluminate powders with stable phases were made by calcination of the precursors......
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Development of calcium coke for CaC2 production using calcium carbide slag and coking coalXu-zhong Gong1,2,3,Jun-qiang Zhang1,Zhi Wang1,3,Dong Wang1,3,Jun-hao Liu1,3,Xiao-dong Jing1,3,Guo-yu Qian1,31... of calcium carbide production.The calcium coke was prepared by the co-pyrolysis of coking coal and calcium carbide slag, which is a solid waste generated from the chlor-alkali industry.The characteristics......
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Effect of Ga2O3 on Structure and Properties of Calcium Aluminate Glasses王衍行,ZU Chengkui,HE Kun,ZHAO Huifeng,LIU YonghuaChina Building Materials Academy摘 要:The effect of Ga2O3 on the structure and properties of calcium aluminate glasses fabricated by vacuum melting process was investigated by Raman spectrum, differential scanning calorimeter(DSC......
:博士点基金资助课题! ( 96 0 5330 9); Reaction behavior between calcium oxide or calcium hydroxide and aluminate solution with heavy caustic soda Abstract: The reaction between calcium oxide or calcium hydroxide and aluminate solution with heavy caustic soda was studied. The reaction activity of CaO was better than that of Ca (OH) 2 under the same condition, which......
J. Cent. South Univ. (2017) 24: 62-70 DOI: 10.1007/s11771-017-3409-9 Recovery of magnetite from FeSO4·7H2O waste slag by co-precipitation method with calcium hydroxide as precipitant YU Wang(余旺)1...;article as: YU Wang, PENG Ying-lin, ZHENG Ya-jie. Recovery of magnetite from FeSO4·7H2O waste slag by co-precipitation method with calcium hydroxide as precipitant [J]. Journal of Central South......
然为12CaO·7Al2O3;当熔分温度为1600 ℃时部分12CaO·7Al2O3向3CaO·Al2O3(C3A)转化,3CaO·Al2O3含量有所提高. 图3 不同熔分还原温度下铝酸钙渣XRD谱 Fig. 3 XRD patterns of calcium aluminate slag at different melting reduction...显降低.当熔分温度由1450 ℃继续升高时,得到的铝酸钙渣浸出性能急剧恶化,这是由于在升温过程中部分12CaO·7Al2O向3CaO·Al2O3转化造成的. 图4 不同熔分温度下铁相与铝酸钙渣形貌 Fig. 4 Morphologies of iron and calcium aluminate slag at different melting reduction......
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Effect of Calcium Aluminate Cement Variety on the Hydration of Portland Cement in Blended System徐玲琳1,2,王培铭1,2,Geert DE SCHUTTER3,WU Guangming1,21. School of Materials Science and Engineering, Tongji..., Belgium摘 要:Two kinds of CACs with different monocalcium aluminate(CA) contents were used in the PC/CAC(PAC) mixtures. Effects of CA and CACs on the properties......