Background

sodium dodecyl behavior

Solution Behavior of Sodium Dodecyl Sulfate in Methanol ...

The electric conductivities of sodium dodecyl sulfate (SDS) in methanol and water were measured at 298 K in a concentration range up to 10 mmol dm−3. The values of the limiting molar conductivities of SDS, Λ0, in methanol and water were estimated to be 81.5 and 74.0 S cm2mol−1, respectively, and compared with each other. From those values and the values of …

The adsorptive behaviour of kaolinite to sodium dodecyl ...

Sodium dodecyl benzene sulphonate (SDBS) is a commonly used anionic surfactant 5, discovering the adsorption characteristics of SDBS on the surface of kaolinite minerals can provide a basis for the selection of the optimum concentration thereof.

Phase Behavior and Structural Transitions in Sodium ...

The forming mechanism ofmicroemulsion of sodium dodecyl sulfonate, alcohols, water and isooctane was studied, with particular emphasis on the effect of molecular weight and concentration of alcohols. Phase diagram of the four components, alcohol,sodium dodecyl sulfonate, water and isooctane, was used as a means of study, through which the …

The rheological behavior of sodium dodecyl sulfate/N ...

The rheological behavior of sodium dodecyl sulfate/N-hexylamine aqueous solution at high concentrations. Author links open overlay panel Tongyu Zhu a b Wanli Kang a b Hongbin Yang a b Zhe Li a b Bobo Zhou a b Min Zhang a b Anqing Xie a b Hongwen Zhang a b Bauyrzhan Sarsenbekuly c. Show more. Share. Cite.

Molecular dynamics study on the aggregation behaviour …

Molecular dynamics study on the aggregation behaviour of different positional isomers of sodium dodecyl benzenesulphonate† Yaoyao Wei,a Guokui Liu,a Zhongni Wangb and Shiling Yuan*a All-atom molecular dynamics (MD) simulations were performed to study the aggregation behaviour of

The adsorptive behaviour of kaolinite to sodium dodecyl ...

Analysis of the adsorptive behaviour of kaolinite to sodium dodecyl benzene sulphonate (SDBS) at different concentrations can provides a basis for selecting the best concentration. The adsorptive ...

CHARACTERIZING SODIUM DODECYL SULPHATE (SDS) …

the SDS behavior in the deproteinized NRL system. II. MATERIALS AND METHODS High-ammoniated natural rubber latex (HA-NRL) was purchased locally. Urea and sodium dodecyl sulphate (SDS) were products of Systerm Chemicals and the other materials were used as received. Prior experiments, total solid content (TSC) of HA-

Micellization behaviour of sodium dodecyl sulfate in ...

Critical micelle concentrations (cmc) of sodium dodecyl sulfate (SDS) in the presence of sodium chloride, sodium acetate, sodium propionate and sodium …

Effect of Sodium Dodecyl Sulfate on the Behavior of PEO ...

The effect of the addition of sodium dodecyl sulfate (SDS ) upon the behavior of the F127 triblock copolymer solution has been studied in this work. The Process of F127 micelle formation in the copolymer solution with different concentration of SDS …

Micellization behaviour of sodium dodecyl sulfate in ...

Critical micelle concentrations (cmc) of sodium dodecyl sulfate (SDS) in the presence of sodium chloride, sodium acetate, sodium propionate and sodium butyrate were measured by surface tension (at 20, 25 and 30 °C), conductance (at 25 °C) and EMF (at 25 °C) methods.Values of surface excess, counter ion binding constant, surface area, and standard …

Aggregation Behavior of Perfluorononanoic Acid/Sodium ...

Aggregation Behavior of Perfluorononanoic Acid/Sodium Dodecyl Sulfate Mixtures. María Florencia Torres, María Florencia Torres. Instituto de Investigaciones en Físico-Química de Córdoba (INFIQC), Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Nacional de Córdoba, Haya de la Torre y Medina Allende, Ciudad ...

Molecular dynamics study on the aggregation behaviour …

All-atom molecular dynamics (MD) simulations were performed to study the aggregation behaviour of different sodium dodecyl benzenesulphonate positional isomers (xΦ12 ...

Molecular dynamics simulations of aggregation behavior …

Molecular dynamics simulations were carried out to investigate the aggregation behavior of anionic surfactant sodium dodecyl sulfate (SDS) on the surfaces of SiO 2 and CaCO 3.The results indicate that SDS molecules formed a spherical micelle structure near the SiO 2 surface; moreover, there were more head groups near the SiO 2 surface. However, they could …

The Molecular Basis of the Sodium Dodecyl Sulfate Effect ...

To investigate the molecular interactions of sodium dodecyl sulfate (SDS) with human ubiquitin and its unfolding mechanisms, a comparative study was conducted on the interactions of the protein in ...

Effect of Europium (III) Chloride on the Aggregation …

with sodium dodecyl sulfate micelles was reported. It was found by various techniques that the trivalent lanthanide ions (Tb(III), Eu(III),Ce(III),andGd(III))bindtoSDSmicellespredominantly by electrostatic interactions and that there is no covalent bond between them. In addition, on binding the cation one hydration water …

Rheological behavior of viscoelastic wormlike micelles in ...

Rheological behavior of viscoelastic wormlike micelles in an aqueous system of mixed sodium dodecyl trioxyethylene sulfate (SDES)–monolaurin (ML) is presented. Dilute aqueous solution of SDES has a high fluidity and follows Newtonian liquid-like behavior due to formation of small globular type of micellar structure. Addition of lipophilic nonionic …

The adsorptive behaviour of kaolinite to sodium dodecyl ...

Weigh 0.010 g of the four kaolinite samples, and mix them with 1.500 g KBr in a ratio of 1:150, respectively. Grind them using an agate mortar until the sample particles were less than 200 mesh equivalent spherical diameter, then place into …

Synergistic effect of potassium iodide and sodium dodecyl ...

Carbon steel is an important industrial material, but it usually suffers from serious corrosion in the service environment. Using corrosion inhibitors is an effective approach to mitigate corrosion. The synergistic inhibition behavior of sodium dodecyl sulfonate (SDS) and potassium iodide (KI) on carbon steel corro

Adsorption of Sodium Dodecyl Sulfate on Functionalized ...

using the anionic surfactant sodium dodecyl sulfate (SDS), we aim to determine if the adsorption of surfactants on FGSs displays a two-step behavior as on graphitic carbons and also if the csac occurs at a similar concentration. Many techniques have been used to study surfactant adsorption at solid−liquid interfaces, such as two-phase dye

Interfacial and Aggregation Behaviour of Sodium …

aggregation behaviour of counter ion free ionic liquid based surfactant. Prior to that, in order to understand the effect of the IL on the aggregation behaviour, such a set of studies have been undertaken. 2 Experimental section 2.1 Materials Sodium dodecyl sulphate(SDS), 1 …

[PDF] Surfactant Behavior of Sodium Dodecylsulfate in …

Results are presented that demonstrate that surfactant sodium dodecyl sulfate (SDS) remains surface-active and shows self-assembly phenomena in the most commonly studied deep eutectic solvents, choline chloride/urea, and suggest that the behavior is significantly different from that in water. Deep eutectic solvents (DES) resemble ionic liquids but are formed …

Critical micelle concentration behavior of sodium ...

@article{osti_7007194, title = {Critical micelle concentration behavior of sodium taurocholate in water}, author = {Meyerhoffer, S M and McGown, L B}, abstractNote = {Fluorescent probes representing a wide range of aqueous solubility, including fluorescein isothiocyanate and four polycyclic aromatic hydrocarbon (PAH) compounds, were used to study the cmc behavior of …

Aggregation Behavior of Perfluorononanoic Acid/Sodium ...

The mixed system of an anionic hydrocarbon surfactant, sodium dodecyl sulfate, and a perfluorinated surfactant, perfluorononanoic acid (PFNA), was investigated by a combination of methods. The critical micellar concentrations (CMC) were determined over a wide range of sample compositions by surface tension, conductivity and UV–visible spectrophotometry using …

Surfactant Behavior of Sodium Dodecylsulfate in Deep ...

Here we present some results that demonstrate that surfactant sodium dodecyl sulfate (SDS) remains surface-active and shows self-assembly phenomena in the most commonly studied DES, choline chloride/urea. X-ray reflectivity (XRR) and small angle neutron scattering (SANS) suggest that the behavior is significantly different from that in water.

Aggregation Behavior of Sodium Dodecyl Sulfate and ...

A conductometric study of the mixed micellization behavior between cetyltrimethylammonium bromide (CTAB, a cationic surfactant) and sodium dodecyl sulfate (SDS, an anionic surfactant) was carried out in the absence/presence of various percentages of chitosan in the temperature range of 298.15–318.15 K.

Phase behavior and viscous properties of ...

Phase behavior of cetyltrimethylammonium bromide (CTAB)/sodium dodecyl sulfonate (AS)/water systems at 318.15K with the total surfactant mole fraction xT≤0.020 was investigated.