Introduction to Colloid and Surface Chemistry |
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Page 13
... pore sizes can be obtained commercially ( usually in the form of ' sausage skins ' or ' thimbles ' ) . However , particle size ... pores . Dialysis is particularly useful for removing small dissolved molecules from colloidal solutions or ...
... pore sizes can be obtained commercially ( usually in the form of ' sausage skins ' or ' thimbles ' ) . However , particle size ... pores . Dialysis is particularly useful for removing small dissolved molecules from colloidal solutions or ...
Page 23
... pores . The ratio A / l is determined by calibrating the apparatus with a substance of known diffusion coefficient ... pores or adsorption of the diffusing molecules on the pore walls will invalidate the results . THE ULTRACENTRIFUGE ...
... pores . The ratio A / l is determined by calibrating the apparatus with a substance of known diffusion coefficient ... pores or adsorption of the diffusing molecules on the pore walls will invalidate the results . THE ULTRACENTRIFUGE ...
Page 111
... pores are supposed to fill completely when a P / P value corresponding to the relatively wide pore interior is reached , but once filled they retain their contents until P / P ̧ is reduced to a value corresponding to the relatively ...
... pores are supposed to fill completely when a P / P value corresponding to the relatively wide pore interior is reached , but once filled they retain their contents until P / P ̧ is reduced to a value corresponding to the relatively ...
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acid adsorbed adsorption adsorption isotherm approximately aqueous behaviour Brownian calculated cell charged surface chemisorption cm-¹ cm³ coefficient colloidal dispersions colloidal particles colloidal systems constant contact angle counter-ions curve cylinder decreases deflocculated deformation depends detergent diffusion dispersion medium distance droplets effect electrical double layer electrode electrolyte emulsifying equation equilibrium example Figure film flocculation flocculation concentration flow hydrocarbon chains hydrophilic increase interaction interface intrinsic viscosity ionic ions isotherms light scattered material measured membrane method micelles mixed film molecular weight molecules monolayer monomolecular motion O/W emulsions orientated osmotic pressure physical adsorption plate polymer polymerization pores porous potential energy potential gradient protein ratio relative repulsive sample sedimentation shear soaps sodium solid surface soluble solution solvation solvent spherical particles stability Stern layer stress surface tension surface-active surfactant temperature theory thermal thixotropic valency vapour pressure velocity viscoelastic viscometer volume W/O emulsions Waals wetting zero zeta potential