Auteur Baohong Guan
Documents disponibles écrits par cet auteur (5)
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Baohong Guan, Auteur ; Yang Li, Auteur ; Hailu Fu, Auteur |A pilot scale preparation of α-calcium sulfate hemihydrate (α-HH) from flue gas desulfurization (FGD) gypsum was conducted for the first time in mixed salt solutions under atmospheric pressure. The effects of salt solution recycling on the trans[...]
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Baohong Guan, Auteur ; Liuchun Yang, Auteur ; Zhongbiao Wu, Auteur |The precipitation kinetics of the metastable calcium sulfate hemihydrate (HH) from aqueous solutions has seldom been addressed. For the first time, the nucleation kinetics of calcium sulfate (probably in α-HH form) in concentrated CaCl2 solution[...]
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Baohong Guan, Auteur ; Qingqing Ye, Auteur ; Jiali Zhang, Auteur |Superplasticizers (SPs), namely sulfonated melamine formaldehyde (SMF) and polycarboxylate (PC), were independently admixed with α-calcium sulfate hemihydrate based plaster to improve the material's performance. SMF and PC gave, respectively, 38[...]
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Liuchun Yang, Auteur ; Baohong Guan, Auteur ; Zhongbiao Wu, Auteur |The solubility(s) of the three phases of CaSO4, namely, CaSO4·2H2O (DH), CaSO4·0.5H2O (α-HH), and CaSO4 (AH II), in 0.0−18.0 wt % KCl solutions were systemically investigated at temperatures ranging from 85 to 100 °C. At fixed temperature, the s[...]
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Baohong Guan, Auteur ; Guangming Jiang, Auteur ; Hailu Fu, Auteur |Through vapor pressure measurements, water activities of the glycerol-water solution were first examined under temperatures of 30―85 °C and glycerol concentrations of 0―50 mol %. The water activity is the only determinant of phase-transition poi[...]
