Stabilization of Colloidal Dispersions by Polymer Adsorption |
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Page 9
... radius equal or proportional to the radius of gyration , and similar to the adsorption pictured in Fig . 1d . In this case , AM / ( < s2 , 1 / 2 ) 2 , where < s2 、 1 / 2 S is the root mean square radius of gyration . If a = 0.5 [ 28 ...
... radius equal or proportional to the radius of gyration , and similar to the adsorption pictured in Fig . 1d . In this case , AM / ( < s2 , 1 / 2 ) 2 , where < s2 、 1 / 2 S is the root mean square radius of gyration . If a = 0.5 [ 28 ...
Page 48
... radius r : -Ar V = ( 33 ) A 12H where H = R - 2r is the shortest distance between two spheres . Overbeek [ 132 ] points out that Eq . ( 33 ) is a poor approximation unless H / r is very small . Provided a value for A is available , the ...
... radius r : -Ar V = ( 33 ) A 12H where H = R - 2r is the shortest distance between two spheres . Overbeek [ 132 ] points out that Eq . ( 33 ) is a poor approximation unless H / r is very small . Provided a value for A is available , the ...
Page 61
... radius of the particle . W can be calculated by using the particle radius , the surface potential , and the Hamaker constant . Figure 19 shows the change in the experimen- tal values of W and in the theoretical values calculated from ...
... radius of the particle . W can be calculated by using the particle radius , the surface potential , and the Hamaker constant . Figure 19 shows the change in the experimen- tal values of W and in the theoretical values calculated from ...
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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