- protective colloid
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Physical Chem.a lyophilic colloid added to a lyophobic sol to lessen its sensitivity to the precipitating effect of an electrolyte.[1905-10]
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Universalium. 2010.
protective colloid
Look at other dictionaries:
protective colloid — n a lyophilic colloid (as gelatin, a natural gum, or a cellulose derivative) that when present in small quantities keeps lyophobic colloids from precipitating under the coagulating action of electrolytes * * * a hydrophilic colloid polymer that… … Medical dictionary
protective colloid — noun : a lyophilic colloid (as gelatin, a natural gum, or a cellulose derivative) that when present in small quantities renders lyophobic colloids stable toward the coagulating action of electrolytes gelatin acts in part as a protective colloid… … Useful english dictionary
protective colloid — apsauginis koloidas statusas T sritis chemija apibrėžtis Koloidas, neleidžiantis koaguliuoti kitiems koloidams. atitikmenys: angl. protective colloid rus. защитный коллоид … Chemijos terminų aiškinamasis žodynas
colloid — 1. Aggregates of atoms or molecules in a finely divided state (submicroscopic), dispersed in a gaseous, liquid, or solid medium, and resisting sedimentation, diffusion, and filtration, thus differing from precipitates. SEE ALSO: hydrocolloid … Medical dictionary
gold number — noun : a measure of the protective power of a lyophilic colloid expressed as the amount of the dry material that just protects a red gold sol under specified conditions compare protective colloid … Useful english dictionary
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soap and detergent — ▪ chemical compound Introduction substances that, when dissolved in water, possess the ability to remove dirt (detergent) from surfaces such as the human skin, textiles, and other solids. The seemingly simple process of cleaning a soiled… … Universalium
