ADSORPTION OF PHENOLIC COMPOUNDS ONTO THE SPHERICAL MACROPOROUS ADSORBENT BASED ON UREA

摘要 Adsorptionofphenol,catecholandresorcinol,whichvaryintheirabilitytointeractwiththeadsorbentthroughhydrogenbond,wereusedtoinvestigatetheadsorptionmechanisticinteraction.Theadsorptionenthalpiesoftheabovementionedcompoundontotheadsorbentwerecalculatedandthermodynamicanalysiswascarriedout.Theresultsshowedtheadsorbentwiththelowestadsorptionenthalpiesforthesorbatesuchascatecholwithintermolecularhydrogenbondalsodisplaythelowestadsorptionaffinity.Ontheotherhand,themoreofthegroupsavailableforhydrogenbondinteraction,thehigheroftheadsorptionaffinity.Theseobservationssupportthecontentionthatphenoladsorptionisdrivenpredominantlybyspecificinteractionofthesolutewithactivesitesonthesurfaceoftheadsorbent.

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ADSORPTION OF PHENOLIC COMPOUNDS ONTO THE SPHERICAL MACROPOROUS ADSORBENT BASED ON UREA—FORMALDEHYDE CONDENSED POLYMER

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ADSORPTION OF PHENOLIC COMPOUNDS ONTO THE SPHERICAL MACROPOROUS ADSORBENT BASED ON UREA—FORMALDEHYDE CONDENSED POLYMER

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