Introduction to Colloid and Surface Chemistry |
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Page 83
... greater for any value of A. Because of the double bond there is less cohesion between the hydrocarbon chains than for stearic acid . Also , at large areas the oleic acid molecules become separated from one another , since the ...
... greater for any value of A. Because of the double bond there is less cohesion between the hydrocarbon chains than for stearic acid . Also , at large areas the oleic acid molecules become separated from one another , since the ...
Page 147
... greater amount of silver nitrate is added ( rapidly ) to the original sol . The addition of still more silver nitrate will eventually cause flocculation again , this time due to the non- specific compression of the double layer ...
... greater amount of silver nitrate is added ( rapidly ) to the original sol . The addition of still more silver nitrate will eventually cause flocculation again , this time due to the non- specific compression of the double layer ...
Page 168
... greater than ca. 1 sec ) . Rubber Elasticity 80 Rubber - like materials ( elastomers ) have a structure based on polymer chains ( e.g. polyisoprene chains —CH , —C ( CH1 ) —CH — CH , — in natural rubber ) anchored at various points of ...
... greater than ca. 1 sec ) . Rubber Elasticity 80 Rubber - like materials ( elastomers ) have a structure based on polymer chains ( e.g. polyisoprene chains —CH , —C ( CH1 ) —CH — CH , — in natural rubber ) anchored at various points of ...
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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