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Surface Charge Characterization of Layer Silicates by Competitive Adsorption of Two Organic Divalent Cations
Surface Charge Characterization Layer Silicates Competitive Adsorption Two Organic Divalent Cations
2012/2/20
Diquat2+ (1,1′-ethylene-2,2′-dipyridinium ion) and paraquat2+ (1,1′-dimethyl-4,4′-dipyridinium ion) were competitively adsorbed by Na-saturated kaolinites, smectites and expanded and collapsed vermicu...
Adsorption Studies on Kaolinites—II Adsorption of Amines
Adsorption Studies Kaolinites Adsorption Amines
2012/2/20
An investigation of the reaction between amines and hydrogen kaolinites having a broad range of crystallinites and particle sizes has been made. Aqueous and non-aqueous adsorption isotherms, conductiv...
Adsorption of Hydroxy-Al by Certain Phyllosilicates and its Relation to K/Ca Cation Exchange Selectivity
Adsorption Hydroxy-Al Certain Phyllosilicates K/Ca
2012/2/20
The adsorption of hydroxy-Al by the 2?? ?size fractions of muscovite, biotite, K-depleted micas, vermiculite and montmorillonite was studied. The differences in the amounts of hydroxy-Al adsorbed were...
The Selective Adsorption of Sodium by Clay Minerals in Lakes Pontchartrain and Maurepas, Louisiana
Selective Adsorption Sodium Clay Minerals Lakes Pontchartrain
2012/2/20
Ion exchange analyses of the clay-sized fraction of sediments in Lakes Pontchartrain and Maurepas suggest the selective adsorption of Na at the expense of Mg. The literature suggests that Mg should be...
Adsorption Studies on Kaolinites
Adsorption Kaolinites
2011/11/17
Abstract: Adsorption studies have been performed on Georgia kaolins having a broad range of crystallinity and particle size distributions (from 0??to 44? using N2 (78癒.), H2O (273癒.), and BuNH2 (298癒....
Some authors have stated that anionic surfactants are not adsorbed by montmorillonite while others indicate very minor adsorption. Attempts to quantitatively determine the degree of adsorption have sh...
Determination of Surface Area by Surfactant Adsorption in Aqueous Suspension—I. Dodecylamine Hydrochloride
Determination Surface Area Surfactant Adsorption Dodecylamine Hydrochloride
2012/2/20
Conductometric titrations of clay suspensions with surfactant solutions offer a rapid method of surface area determination of clay particles suspended in aqueous media. A cationic surfactant, dodecyla...