ADSORPTION OF PHENOL IN NON—AQUEOUS SYSTEM BASED ON HYDROGEN—BONDING

(整期优先)网络出版时间:2000-01-11
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Twohydrogen-bondingadsorbents-macroporouscrosslinkedpoly(P-nitrostyrene)andpoly(p-vinylbenzylamide)-weresynthesized,andtheadsorptionpropertyofphenolfromcyclohexanesolutionontotheadsorbentswasstudied,ThedifferentialadsorptionheastsforvariedadsorptioncapacitiescalculatedfromtheadsorptionisothermsaccordingtotheClaperyron-Clausiusequationlayintherangeofhydrogenbondenergy(8-50kJ/mol),Theadsorptioncapaccityofo-nitrophenolincyclohexanewasmochlessthanthatofphenolunderthesamecondition.Theadsorptioncapacityofphenolfromcyclohexaneontopolyacrylonitrilewasmuchlessthanthatontopoly(p-nitrostyrene)orpoly(p-vinylbenzylamide),Alltheseresultsrevealedthatadsorptionofphenolfromcyclohexanebypoly(p-nitrostyrene)orpoly(p-vinylbenzylamide)isbasedonhydrogen-bonding.