effect of thermal activation on clay surface

Effect of Hydrochloric Acid on the Structural of Sodic-Bentonite Clay

Sep 18, 2014 ... Bentonite, Sodic-Montmorillonite, Acid Activation, Cation Exchange Capacity, .... Effect of acid concentration on the bentonite surface are, mass percent of ..... tics of Clay and Thermal Stability of Epoxy/Clay Nanocomposites.

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Textural characteristics, surface chemistry and activation of ...

obtained from a Bentonite by acid activation and heat treatments, Appl. Clay. Sci. .... tallized kaolinites: Al speciation and effects of surface characteristics, Am.

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Experimental Study of Adsorption Properties of Acid and Thermal ...

Keywords—Acid activation, Bentonite, CEC, Thermal activation. I. INTRODUCTION ... positively charged ion from the surface of clay minerals and organic matters [13]. ... at evaluating the effects of acid and thermal activation on the adsorptive...

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EFFECT OF THERMAL TREATMENT ON THE BENTONITE ...

pore volume. Keywords: bentonite, thermal treatment, surface properties. ... Bentonite is one of the clay minerals, hydrated aluminium silicate. Its major ..... An investigation of Cu(II) adsorption by raw and acid-activated bentonite: a combined...

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Evaluation of the optimal process of thermal activation of kaolins

Metakaolin is a pozzolanic material obtained through thermal activation of kaolin. This research aims to investigate the effect of degree and duration of heatin. ... Metakaolin is prepared by dehydroxilation of kaolin clay in the temperature range of ..... and interface zone between the cement matrix and the aggregate surface.

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the effect of thermal treatment on some of the physicochemical ...

Clays and Clay Minerals. Vol. 48. No. 5. ... morillonite, Pore Volume, Surface Area, Thermal Analysis. ... rheological properties of the Na2CO3 activated samples.

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The Effects of Acid Activation on the Thermal Properties of ...

Nov 12, 2014 ... In fact, an organo-acid-activated clay was obtained that was stable up ... surface area and surface acidity properties of the clay minerals can be...

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EFFECTS OF THERMAL ACTIVATION ON THE PHYSICO ... - ijesi

properties and the effects of thermal activation on the specific surface area of white clay, an abundantly available local adsorbent from Enugu, South-eastern...

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The Effect of Acid Activation on Some Physicochemical Properties of ...

Mar 19, 2001 ... The specific surface area (A) and the specific micropore-mesopore volume ... Clays whose basic clay mineral is montmorillonite, or smectite, are ... physicochemical properties by the thermal treatment temperature of the same.

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Effects of Heating and Acid Activation on the Structure and Surface ...

Sep 30, 2012 ... Abstract: This work aims at studying the effects of heat treatment and acid ... Keywords: Heated clay, Acid activation, Texture, Surface energy.

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