Introduction to Colloid and Surface Chemistry |
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Page 127
... flow and return flow of the liquid cancel . For a tube of rectangular cross - section with a large width - to - depth ratio ( > ca. 20 ) the ' stationary levels ' are located at fractions 0.21 and 0.79 of the total depth3 . If the ...
... flow and return flow of the liquid cancel . For a tube of rectangular cross - section with a large width - to - depth ratio ( > ca. 20 ) the ' stationary levels ' are located at fractions 0.21 and 0.79 of the total depth3 . If the ...
Page 154
... flow methods - The most frequently employed method for measuring viscosities is based on flow through a capillary tube . The pressure under which the liquid flows furnishes the shearing stress . The relative viscosities of two liquids ...
... flow methods - The most frequently employed method for measuring viscosities is based on flow through a capillary tube . The pressure under which the liquid flows furnishes the shearing stress . The relative viscosities of two liquids ...
Page 163
... flow can occur . It is often difficult to distinguish between plastic Shear rate , dv / dx Dilatant Pseudoplastic Plastic Yield value Shear stress , T Figure 9.5 . Steady - state forms of non - Newtonian flow and pseudoplastic behaviour ...
... flow can occur . It is often difficult to distinguish between plastic Shear rate , dv / dx Dilatant Pseudoplastic Plastic Yield value Shear stress , T Figure 9.5 . Steady - state forms of non - Newtonian flow and pseudoplastic behaviour ...
Contents
THE COLLOIDAL STATE | 1 |
KINETIC PROPERTIES | 15 |
OPTICAL PROPERTIES | 38 |
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acid adsorbed adsorption adsorption isotherm approximately aqueous behaviour boundary Brownian capillary condensation cell charged surface chemisorption cm-ยน co-ions colloidal dispersions colloidal particles colloidal systems constant contact angle counter-ions cross-section curve cylinder decreases deflocculated deformation depends detergent dispersion medium distance droplets effect electrical double layer electrode electrolyte emulsifying equation equilibrium example Figure film flocculation flocculation concentration flow heat hydrocarbon chains hydrophilic increase interaction interface intrinsic viscosity ionic ions isotherms light scattered lyophobic material measurements 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 protein relative repulsive sample sedimentation shear soaps sodium solid surface soluble solution solvation solvent 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