陽離子型殼聚糖吸附劑的制備及吸附性能研究

1、南昌航空工業(yè)學(xué)院碩士學(xué)位論文陽離子型殼聚糖吸附劑的制備及吸附性能研究姓名：陳孝娥申請學(xué)位級別：碩士專業(yè)：環(huán)境工程指導(dǎo)教師：唐星華20060601南昌航空工業(yè)學(xué)院碩士學(xué)位論文iiAbstractTheheavymetalwastewaterpollutionhasbecamethecosmopolitanhazardIndertogetridofmetalionsfromwastewatereffectually，somechemical

2、techniquesareusedwidelyinthewldbypeoplenowadaysFinstance，ChemistrySubsidence，IonicExchangeAdsptionetcInrecentyears，theresearchesofsomespecificionpolymercompoundswhichhavethespecialivitythestrongchelatingabilityaregetting

3、hotterhotterBecauseofitsmolecularstructureincludetheao，hydroxylwhichcanbelinkedwithtransitionmetalionsthenhavethegreatlystrengthenedchelatingability，chitosanisextensivelyusedfrecoveringthepreciousmetalprocessingindustria

4、lwastewaterInthisarticle，akindofnewmodifiedchitosanabsbentwassynthesizedwithchitosan(CTS)、acrylae(AM)methacryloyloxyethyltrimethylammoniumchlide(DMC)asrawmaterialsTheconditiontheinfluencefactofsynthesizingtheabsbentwered

5、iscussedThestructureoftheabsbentwasanalyzedWhencationmodificationwasbeingdone，theproductwasconfirmedbyFTIR、SEMXRD，theadsptionperfmanceoftheabsbenttoCu2、Zn2、Cd2、Cr2O72－theadsptionpropertiestoremovedyesfromstimulatedwastew

6、atercontainingDirectFastBlueGLwerestudiedTheexperimentalresultindicatedthatthegraftingpolymerizationreactionhadoccurred，theresulttallytotheexpectationWeconcludedtheoptimumconditionasfollowbytakingthethogonalexperimentsto

7、optimizationsynthesiscondition:initiatdensitywas3.2102molL，reactiontimewas5h，thereactiontemperaturewas60C，theemulsifieraccountsftheoilphasemassconcentrationwas6%，theoilwaterratiobyvolumewas1.2:1AM:DMCwas1:5.Usingtheprodu

8、ctsynthesizedunderthisconditiontotreatthesimulatedwastewatercontainingCu2、Zn2、Cd2、Cr2O72－，itwasprovedthattheadsptioncapacitieswerehigh，alsotheadsptiontoCu2、Zn2、Cd2confmedtotheLangmuirequationBecauseofitsgoodadsptionivity