Stabilization of Colloidal Dispersions by Polymer Adsorption |
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Page 70
... Curve Repulsive Energy for 1 = 10 Å and L = 20Å and for More Flexible Rod . Total Length 20 A Interaction Curves -2.4 Figure 22 Interaction curves for two parallel plates for the case that Ng = 2 x 1014 cm 2 and 0∞ = 0.2 . [ Redrawn ...
... Curve Repulsive Energy for 1 = 10 Å and L = 20Å and for More Flexible Rod . Total Length 20 A Interaction Curves -2.4 Figure 22 Interaction curves for two parallel plates for the case that Ng = 2 x 1014 cm 2 and 0∞ = 0.2 . [ Redrawn ...
Page 76
... curves for Graphon in heptane in the pres- ence of dodecylbenzene ( r = 117 Å ) . ( 1 ) Entropic repulsion ; ( 2 ) resultant of curves 1 and 3 ; ( 3 ) attraction between parti- cles coated with heptane ; ( 4 ) resultant of curves 1 and ...
... curves for Graphon in heptane in the pres- ence of dodecylbenzene ( r = 117 Å ) . ( 1 ) Entropic repulsion ; ( 2 ) resultant of curves 1 and 3 ; ( 3 ) attraction between parti- cles coated with heptane ; ( 4 ) resultant of curves 1 and ...
Page 98
... Curves ( a ) and ( f ) are the free energy changes for particles covered by equal loops and equal tails ... curves . The osmotic repulsion curve be- comes effective at a higher separation distance than the volume restriction repulsion ...
... Curves ( a ) and ( f ) are the free energy changes for particles covered by equal loops and equal tails ... curves . The osmotic repulsion curve be- comes effective at a higher separation distance than the volume restriction repulsion ...
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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