Citation:
Jing-ping Wang, Zheng-hao Fei. ADSORPTION CHARACTERISTICS OF CHLOROPHENOLS FROM AQUATIC SYSTEMS BY HYPERCROSSLINKED RESINS MODIFIED WITH BENZOYL GROUP[J]. Chinese Journal of Polymer Science,
2006, 24(5): 545-551.
ADSORPTIONCHARACTERISTICSOFCHLOROPHENOLSFROMAQUATICSYSTEMSBYHYPERCROSSLINKEDRESINSMODIFIEDWITHBENZOYLGROUP
摘要:
Ahypercrosslinkedpolymericadsorbent(ZH-03)foradsorbingandremovingchlorophenoliccompoundsfromtheiraqueoussolutionswasstudied,includingthestaticadsorption.TheequilibriumadsorptiondatawerefittoFreundlichadsorptionisothermicmodelstoevaluatethemodelparameters.ThermodynamicstudiesontheadsorptionofchlorophenoliccompoundsonZH-03indicatedthattherewerechemisorptiontransitionsfor2,4,6-trichlorophenolandphysicaladsorptionprocessesfor2-chlorophenoland2,6-chlorophenol,andZH-03showedthehomogeneousnatureoftheadsorbentsurface.ColumnadsorptionforchlorophenolswastewatershowstheadvantagesoftheZH-03adsorbentforadsorbingthefollowingchlorophenoliccompoundsas2-chlorophenol,2,6-dichlorophenoland2,4,6-trichlorophenol.SodiumhydroxidewasusedfordesorptingchlorophenolsfromZH-03andshowedexcellentperformance.
English
ADSORPTION CHARACTERISTICS OF CHLOROPHENOLS FROM AQUATIC SYSTEMS BY HYPERCROSSLINKED RESINS MODIFIED WITH BENZOYL GROUP
Abstract:
Ahypercrosslinkedpolymericadsorbent(ZH-03)foradsorbingandremovingchlorophenoliccompoundsfromtheiraqueoussolutionswasstudied,includingthestaticadsorption.TheequilibriumadsorptiondatawerefittoFreundlichadsorptionisothermicmodelstoevaluatethemodelparameters.ThermodynamicstudiesontheadsorptionofchlorophenoliccompoundsonZH-03indicatedthattherewerechemisorptiontransitionsfor2,4,6-trichlorophenolandphysicaladsorptionprocessesfor2-chlorophenoland2,6-chlorophenol,andZH-03showedthehomogeneousnatureoftheadsorbentsurface.ColumnadsorptionforchlorophenolswastewatershowstheadvantagesoftheZH-03adsorbentforadsorbingthefollowingchlorophenoliccompoundsas2-chlorophenol,2,6-dichlorophenoland2,4,6-trichlorophenol.SodiumhydroxidewasusedfordesorptingchlorophenolsfromZH-03andshowedexcellentperformance.
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