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聚合氯化铝中Al13形态的分离纯化方法及特性
Al13Al13形态 分离纯化 絮凝效果 比较
2007/12/22
摘要 采用柱层析法、沉淀置换法和乙醇-丙酮混合溶剂法对聚合氯化铝(PAC)中的Al13形态进行了分离提纯, 采用Al-Ferron逐时络合比色法, 27Al NMR, TEM, SEM, 电位测定法, 粒度测定法等多种现代分析仪器和方法对不同分离提纯方法得到的Al13形态进行了分析表征和比较, 并初步比较研究了Al13形态的水处理效果. 实验结果表明, 不同分离纯化方法得到的 Al13形态具有不同...
Structural Model of Al13-Pillared Montmorillonite
Alumina Pillaring Computer Simulation Keggin Pillaring Montmorillonite Structural Model Transmission Electron Microscopy
2011/12/2
Abstract: Alumina-pillared montmorillonite is prepared by intercalation of polyoxyhydroxy aluminum cations (Al137+) of a natural montmorillonite from Dimitrovgrad, Bulgaria. Transmission electron micr...
Role of Tartaric Acid in the Inhibition of the Formation of Al13 Tridecamer Using Sulfate Precipitation
Al-Hydroxy Sulfates Al13 Tridecamer Powder XRD Data SEM Solid-State NMR Tartaric Acid
2011/12/7
Abstract: Polynuclear Al13 tridecamer species are the major hydrolyzed species of aluminum, but their occurrence in terrestrial environments has not been established. X-ray diffraction (XRD), 27Al nuc...
Intercalation of Al13-Polyethyleneoxide Complexes into Montmorillonite Clay
Al13 Intercalation Microporous Montmorillonite Polyethyleneoxide
2011/12/28
Novel promising modified days adsorbents were synthesized by intercalating hydroxy-Al polymer associated with poly(ethyleneoxide) in the interlayer of montmorillonite. Two different PEOs of low molecu...