Stabilization of Colloidal Dispersions by Polymer Adsorption |
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Page 30
... Sedimentation Methods Because the Fontana and Thomas [ 84 ] determined the thickness of adsorbed polymer layers by measuring the sedimentation rate of carbon black particles which were used as the adsorbate . solvent they used for the ...
... Sedimentation Methods Because the Fontana and Thomas [ 84 ] determined the thickness of adsorbed polymer layers by measuring the sedimentation rate of carbon black particles which were used as the adsorbate . solvent they used for the ...
Page 40
... Sedimentation Methods Sedimentation methods are extremely simple , although measurements may be necessary over a period of several weeks . Fortunately , both sedimentation volumes and sed- imentation rates can be determined together ...
... Sedimentation Methods Sedimentation methods are extremely simple , although measurements may be necessary over a period of several weeks . Fortunately , both sedimentation volumes and sed- imentation rates can be determined together ...
Page 111
... sedimentation volume for the clay which was coated with linear alkyl amine cations of even chain length , ranging from six ( C - 6 ) through sixteen ( C - 16 ) carbon atoms . They attributed the nearly identical sedimentation volumes ...
... sedimentation volume for the clay which was coated with linear alkyl amine cations of even chain length , ranging from six ( C - 6 ) through sixteen ( C - 16 ) carbon atoms . They attributed the nearly identical sedimentation volumes ...
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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