Stabilization of Colloidal Dispersions by Polymer Adsorption |
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Page 53
... nonionic surfactants , and hence vel decreases . The mechanism of the ef- R fect of nonionic surfactant on the electrical double layer on dispersed particles has been pictorially represented by Ottewill [ 174 ] . Figure 15 shows the ...
... nonionic surfactants , and hence vel decreases . The mechanism of the ef- R fect of nonionic surfactant on the electrical double layer on dispersed particles has been pictorially represented by Ottewill [ 174 ] . Figure 15 shows the ...
Page 56
... nonionic sur- factant onto silver iodide powder , and mobility ( squares ) of the powder versus concentration of the nonionic surfactant . Open symbols -- C12E6 ; solid symbols -- C10E6 . [ Redrawn with permission from Trans . Faraday ...
... nonionic sur- factant onto silver iodide powder , and mobility ( squares ) of the powder versus concentration of the nonionic surfactant . Open symbols -- C12E6 ; solid symbols -- C10E6 . [ Redrawn with permission from Trans . Faraday ...
Page 57
... nonionic detergent as that at which the amount adsorbed starts to rise appreciably . For both systems , the shapes of the curves begin to change just below the critical micelle concentration ( CMC ) which is noted by the arrows in Fig ...
... nonionic detergent as that at which the amount adsorbed starts to rise appreciably . For both systems , the shapes of the curves begin to change just below the critical micelle concentration ( CMC ) which is noted by the arrows in Fig ...
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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