Stabilization of Colloidal Dispersions by Polymer Adsorption |
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Page 45
... nonaqueous systems with low dielectric constant , the thickness of the electrical double layer 1 / κ is quite large since the number of ions n is very small and the potential de- creases very slowly with the separation distance . In ...
... nonaqueous systems with low dielectric constant , the thickness of the electrical double layer 1 / κ is quite large since the number of ions n is very small and the potential de- creases very slowly with the separation distance . In ...
Page 57
... nonaqueous dispersion systems have been studied considerably in recent years [ 176-188 ] . How- ever , a clear correlation between the adsorption of surfactant's or polymers and potential for nonaqueous systems has not yet been obtained ...
... nonaqueous dispersion systems have been studied considerably in recent years [ 176-188 ] . How- ever , a clear correlation between the adsorption of surfactant's or polymers and potential for nonaqueous systems has not yet been obtained ...
Page 124
... nonaqueous dispersion . In non- aqueous systems , polyelectrolytes also exist in rather extended configurations , due to the repulsion of the electrostatic groups . In many cases , however , it is difficult to distinguish be- tween the ...
... nonaqueous dispersion . In non- aqueous systems , polyelectrolytes also exist in rather extended configurations , due to the repulsion of the electrostatic groups . In many cases , however , it is difficult to distinguish be- tween the ...
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Common terms and phrases
According addition adsorbed layer adsorbed polymer adsorption American Chemical Society amount of adsorption applied approach aqueous assumed attraction Bagchi barrier bridging calculated charge Chem Chemical Colloid Interfac concentration condition configurations constant curves decreases dependence derived determined discussed dispersion medium distance distribution DLVO theory double layer effect energy change entropic equation experimental extended Figure flocculation force free energy function given greater groups important increases interaction isotherm length loop measured mechanism method molecular weight Napper negative nonionic obtained occurs osmotic overlap oxide parameter particles Phys pigment plane poly polyamide polymer adsorption polymer molecules positive potential potential energy presence Redrawn with permission region relationship repulsive energy segments separation shown in Fig shows solution solvent stability studied surface tail temperature theoretical theory thickness tion unit various viscosity volume Waals