Introduction to Colloid and Surface Chemistry |
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Page 3
... dispersion medium ( for the medium in which the particles are distributed ) —see Table 1.1 . Disperse phase Dispersion Table 1.1 Types of colloidal dispersion Name medium Liquid Gas Liquid aerosol Solid Gas Solid aerosol Gas Liquid Foam ...
... dispersion medium ( for the medium in which the particles are distributed ) —see Table 1.1 . Disperse phase Dispersion Table 1.1 Types of colloidal dispersion Name medium Liquid Gas Liquid aerosol Solid Gas Solid aerosol Gas Liquid Foam ...
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Duncan J. Shaw. At the interfaces between the disperse phase and the dispersion medium characteristic surface properties such as adsorption and electrical double layer effects are evident and play a very impor- tant part in determining ...
Duncan J. Shaw. At the interfaces between the disperse phase and the dispersion medium characteristic surface properties such as adsorption and electrical double layer effects are evident and play a very impor- tant part in determining ...
Page 176
... dispersion medium ) . For example , bentonite clays ( which are preferentially wetted by water ) tend to give O / W emulsions , whereas carbon black ( which is preferentially oil wetted ) tends to give W / O emul- sions . This ...
... dispersion medium ) . For example , bentonite clays ( which are preferentially wetted by water ) tend to give O / W emulsions , whereas carbon black ( which is preferentially oil wetted ) tends to give W / O emul- sions . This ...
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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