Introduction to Colloid and Surface Chemistry |
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Page 99
... soaps , alkyl sulphates and alkyl - aryl sulphonates , optimum wetting action is given by about C , surfactants , although the longer - chain species are more surface - active . More rapid diffusion to and adsorption at the relevant ...
... soaps , alkyl sulphates and alkyl - aryl sulphonates , optimum wetting action is given by about C , surfactants , although the longer - chain species are more surface - active . More rapid diffusion to and adsorption at the relevant ...
Page 176
... soaps favour the formation of O / W emulsions because they are more hydrophilic than lipophilic , whereas the reverse holds for heavy- metal soaps . Breaking of Emulsions In many instances it is the breaking of an emulsion ( demulsi ...
... soaps favour the formation of O / W emulsions because they are more hydrophilic than lipophilic , whereas the reverse holds for heavy- metal soaps . Breaking of Emulsions In many instances it is the breaking of an emulsion ( demulsi ...
Page 177
... soap ) 2-5 g Catalyst ( potassium persulphate ) 0.1–0.5 g Water 180 g The basic theory of emulsion polymerization is ... soap micelles . Polymerization does not take place in the emulsified monomer droplets but in the soap micelles . The ...
... soap ) 2-5 g Catalyst ( potassium persulphate ) 0.1–0.5 g Water 180 g The basic theory of emulsion polymerization is ... soap micelles . Polymerization does not take place in the emulsified monomer droplets but in the soap micelles . The ...
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Common terms and phrases
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