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IDENTIFICATION OF THE EXPERIMENTAL DATA OF DYE ADSORPTION ON NATURAL DISPERSED SORBENTS TO THEORETICAL MODELS
adsorption natural dispersed sorbents dyes identification Isotherm theoretical models of adsorption
2011/11/11
The present study deals with removal of organic dyes from wastewater onto natural dispersed sorbents, namely bentonite, glauconite and paligorskyte. The obtained data were fitted to various theoretica...
Adsorption capacity and mineralogical and physico-chemical characteristics of Shuwaymiyah palygorskite (Oman)
Shuwaymiyah palygorskite adsorption capacity mineralogical
2011/11/4
In this paper, Shuwaymiyah palygorskite in the Sultanate of Oman has been characterized mineralogically by X-ray diffraction (XRD) and electron microscopy, chemically by oxide compositions, structural...
Study on the Adsorption of Livestock Wastewater by Bentonite Coated Chitosan
Adsorption Bentonite Coated Chitosan Livestock Wastewater
2011/11/14
The bentonite coated chitosan which was prepared of natural bentonite used as raw material and chitosan used as modifying agent applied in the treatment of livestock wastewater. The optimal preparatio...
The Preparation of Aminated Collagen Fiber and its Study on Adsorption of Dyes
Adsorption Collagen Fiber Cynuric Chloride Dye Ethylenediamine
2011/12/15
The aminated collagen fiber (ACF) was prepared by modifying collagen fiber (CF) with ethylenediamine and cynuric chloride as crosslinking agent. The appropriate modification conditions were optimized ...
Uranium and lead adsorption onto bentonite and zeolite modified with polyacrylamidoxime
Adsorption Polyacrylonitrile Composite Aluminosilicate Uranium Lead
2011/11/10
Polyacrylonitrile (PAN) and bentonite (B)/zeolite (Z)-PAN composites were prepared by direct polymerization of acrylonitrile (AN) and AN adsorbed onto B and Z. PAN and the composites were subjected to...
Adsorption behavior of Cu2+ from aqueous solutions onto starch-g-poly (acrylic acid)/sodium humate hydrogels
Starch Sodium humate Hydrogel Cu2+ adsorption Complexation
2011/12/14
A series of starch-g-poly(acrylic acid)/sodium humate (St-g-PAA/SH) hydrogels were prepared and used to adsorb Cu2+ from the aqueous solution. The batch adsorption experiments were carried out by vary...
Adsorption behavior of methylene blue from aqueous solution on the hydrogel composites based on carboxymethyl cellulose and attapulgite
adsorption attapulgite carboxymethyl cellulose composite methylene blue
2011/10/10
A series of carboxymethyl cellulose-g-poly (acrylic acid)/attapulgite hydrogel composites were synthesized for the removal of cationic dye methylene blue. Various factors affecting the uptake behavior...
Microcalorimetric investigation of water vapor adsorption on silica gel
Microcalorimetry Diffusivity Silica gel–water pair Heat of adsorption
2011/11/10
Water vapor adsorption on silica gel was investigated using Tian–Calvet-type microcalorimetry. Differential heat of adsorption data was obtained. The setup of microcalorimetry was used volumetric syst...
A pH-Sensitive Composite Hydrogel Based on Sodium Alginate and Medical Stone:Synthesis, Swelling, and Heavy Metal Ions Adsorption Properties
composite hydrogel sodium alginate medical stone swelling adsorption pH-sensitivity
2011/12/14
New pH-sensitive composite hydrogels were synthesized by free-radical graft copolymerization among sodium alginate (NaAlg), sodium acrylate (NaA), and medical stone (MS). Fourier transform infrared sp...
Response surface methodology was employed to optimize the adsorption parameters of Methylene Blue onto a chitosan-g-poly(acrylic acid)/halloysite hydrogel composite with 50% halloysite content. Such o...
Adsorption Characters of Mn2+ onto Palygorskites Modified by 1, 10-Phenanthroline and Triethylamine
1.10-Phenanthroline Adsorption Mn2+ Ions Modify Palygorskite Triethylamine
2011/11/14
1, 10-phenanthroline and triethylamine modified palygorskites were prepared by microwave irradiation, and characterized with FT-IR technique. The effects of contact time, adsorbent dosage, and pH valu...
Reduction of COD from Micro-Polluted Water through Adsorption of Activated Carbon-Attapulgite Composite Adsorbent
Activated Carbon (AC) Adsorbent Adsorption Attapulgite COD Micro-Polluted Water Reduction
2011/11/15
The aim of this study was the assessment of reduction of chemical oxygen demand (COD) from micro-polluted water using activated carbon-attapulgite composite adsorbent prepared using activated carbon a...
Comparative Studies of Activated Carbon-Attapulgite and Zeolite-Attapulgite Composite Adsorbent on Congo Red Adsorption
Activated Carbon (AC) Adsorbent Adsorption Attapulgite Comparative Study Congo Red Zeolite
2011/11/15
This study investigated the adsorption of congo red by activated carbon-attapulgite composite adsorbent (ACA) and zeolite-attapulgite composite adsorbent (ZA) from aqueous solution. All of these two a...
Study on Adsorption Characteristics of Ni (II) by Palygorskite
Adsorption Nickel (II) Ion Palygorskite
2011/11/14
Adsorption characteristics of Ni (II) by Palygorskite were investigated using a batch adsorption, and the effects of various experimental parameters were discussed. Results showed that the adsorption ...
Adsorption Analysis of Cr(VI) by Fly Ash Composite Material in Aqueous Medium
Batch Adsorption Process Composite Material Cr(VI) Fly Ash (FA)
2011/11/22
The adsorption technique using fly ash composite material has been applied for the removal of Cr(VI) from aqueous samples. Batch experiments have been carried out for the adsorption of Cr(VI) onto fly...