Investigation of peo-coated polystyrene latex by phase analysis light scattering and photon correlation spectroscopy /
adsorbed PEO becomes extended due to the removal of hydronium
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| Format: | Thesis eBook |
| Language: | English |
| Published: |
[Place of publication not identified] :
[publisher not identified] ;
1995.
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| Subjects: | |
| Online Access: | Link to OAKTrust copy |
| Summary: | adsorbed PEO becomes extended due to the removal of hydronium adsorption measurements. PCS measurements were performed on amplifies their interfacial properties. The characteristics attributed to desorption of weakly adsorbed surfactants on by mobility measurements which showed a reduction in particle by photon correlation spectroscopy, phase analysis light Colloidal particles are encountered in many industrial and corresponds to a drop in mobility. Supplemental dielectric effects of adsorbed PEO on the polarizability of the hence the polarizability. This conclusion was also supported ions which hydrogen bond to the PEO chains. At acidic pH macromolecules from solution onto the particles. The degree mobility after the suspensions were ion exchanged. mobility. It is believed that the conformation of the of change in the particles' interfacial attributes is highly of layer thickness on PEO for both PSPP10 and D305 particles. of these suspensions can be modified by adsorbing particles possessed different surface compositions. One PS PEO-coated PSPP10 suspended in electrolyte solution of polymer on the surface. The primary goal of this research was polystyrene (PS) particles in aqueous suspensions. The two PSPP10 as the pH becomes alkaline. The increase in layer response for both D305 and PSPP10. However, the reduction sample (D305) was believed to have adsorbed anionic scattering, dielectric spectroscopy, and direct polymer sensitive to the conformation and adsorbed amount of the spectroscopy experiments were performed to examine the surfactant free. Interfacial properties were characterized surfactant on the surface while the other (PSPP10) was suspensions. The adsorbed PEO reduced the dielectric technological processes because the small particle size the D305 particles which reduced the surface potential and the interfacial properties of two different colloidal the particles caused by a decrease in zeta potential. This The results also indicate an increase in layer thickness of thickness also corresponded to a reduction in particle to study the effect of adsorbed polyethylene oxide (PEO) upon values. the layer thickness increases due to aggregation of varying pH. Measurements show a molecular weight dependence was much more significant for D305 particles. This was |
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| Item Description: | "Major subject: Chemical Engineering". Vita. |
| Physical Description: | xii, 81 leaves : illustrations ; 28 cm. Also available online. Issued also on microfiche from Lange Micrographics. |
| Bibliography: | Includes bibliographical references. |