Stabilization of Colloidal Dispersions by Polymer Adsorption |
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Page 41
... attractive energy and the electrical repulsive energy . The to- tal potential energy V , between two particles is given by T A V1 = VA + VR VT R ( 23 ) is the van der Waals ' attractive potential energy and Vp is the repulsive potential ...
... attractive energy and the electrical repulsive energy . The to- tal potential energy V , between two particles is given by T A V1 = VA + VR VT R ( 23 ) is the van der Waals ' attractive potential energy and Vp is the repulsive potential ...
Page 46
... Attraction curves : ( a ) A = 10-12 [ Redrawn with permission from J. Phys . Chem . 67 : 386 ( 1963 ) ; copyright by the American Chemical Society . ] ATTRACTIVE ENERGY According to the DLVO theory , there is an attraction be- tween ...
... Attraction curves : ( a ) A = 10-12 [ Redrawn with permission from J. Phys . Chem . 67 : 386 ( 1963 ) ; copyright by the American Chemical Society . ] ATTRACTIVE ENERGY According to the DLVO theory , there is an attraction be- tween ...
Page 104
... energy between two spherical parti- cles with an adsorbed layer of 100 A thickness . [ Redrawn with permission from Kolloid - Z . Z. Polym . 197 : 143 ( 1964 ) ... energy and the attractive energy are balanced at a 50 Å 104 Chapter 3.
... energy between two spherical parti- cles with an adsorbed layer of 100 A thickness . [ Redrawn with permission from Kolloid - Z . Z. Polym . 197 : 143 ( 1964 ) ... energy and the attractive energy are balanced at a 50 Å 104 Chapter 3.
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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