复合铁铝絮凝剂的制备表征及在造纸废水处理中的应用

··。、300457———PAFSC。PAFSC、XPAFSCFenton。PAFSC。PAFSC1.0mL/L1.0mL/L。PAFSCFentonPACPFSCODCrPACPFS11.720.5PACPFS2.112.8。CODX793ADOI10.11980/j.issn.0254-508X.2015.11.0062015-06-12PreparationofIronAluminumCompositeFlocculantandItsApplicationinPapermakingWastewaterTreatmentYANGShuo*HUHui-renHUILan-fengTianjinKeyLabofPulpandPaperTianjinUniversityofScienceandTechnologyTianjin300457*[e-mail]teinorganicpolymercoagulantpolymericaluminumferricsulfatechloridePAFSCwaspreparedusingwastepicklingliquorfromthesteelindustryastherawmaterial．AndthePAFSCwasthenappliedtotreatpapermillwastewater．ThestructureandmorphologyofPAFSCwerecharacterizedbyFourierTransformInfraredFT-IＲX-raydiffractionXＲDandScanningelectronmi-croscopySEM．ThecomparisonbetweenthePAFSCandtraditionalflocculantsoradvancedoxidationprocesswasstudied．TheresultsshowedthatthePAFSCgeneratedtheiron-aluminumcomplexwithlargenumberofhydroxycomplex．Whenthedosageofthisflocculantwas1.0ml/Lthedosageofthepolyacrylamidewas1.0ml/Landthewastewaterwasneutraloralkalinethewastewaterhadthebestcoagu-lationperformances．ComparedwithPFSandPACPAFSCshowedasuperiorflocculationperformance．ThecoagulationperformanceofPAF-SCwassimilartotheperformanceofFentonoxidationtechnology．KeywordshydrochloricpickleliquorcompositeinorganicpolymercoagulantpapermakingwastewaterCODchroma、、、、。GB3544—2008。CODCr＞100mg/L、1。、、FentonFentonFenton。。·82·ChinaPulp＆PaperVol.34No.112015、、、、、2。、。、。、、、3。。———PAFSCCODCr。11.1、、、CODCr110～150mg/L80～110。1.285-1ZＲ4—6pHFE20—FTIＲ-650XＲDTD500SU-1510。1.3PAFSC、1h70℃30%PAFSC。1。1PAFSC1.41.4.1FT-IＲPAFSC60℃KBrFT-IＲ。1.4.2XXＲDPAFSC60℃XXＲD。1.4.3SEMPAFSC60℃。1.5200mLpHPAFSC200r/min3min0.1%100r/min2min10minCODCr。PAFSC、pH3。CODCr45。22.1PAFSCFT-IＲ2PAFSCFT-IＲ。2FAFSC3369cm－1—OH2248cm－1CO261629cm－11400cm－1—OH61116cm－1Fe—OH—FeAl—OH—Al1025cm－1Fe—O—FeAl—O—Al7-8806cm－1Fe—OH—FeAl—OH—Al624cm－1Fe—OHAl—OH514cm－1478cm－1Fe—OAl—O79。PAFSC·92·《》201534112PAFSCFT-IＲ。3PAFSCXＲD4PAFSCSEM2.2PAFSCXＲD3PAFSCXＲD。3X、、3FeSO4、Fe2SO43、Al2SO43、FeOH3、AlOH3、Fe2O3、Al2O3PAFSCFeIIIAlIII10。3PAFSCFeOCl、Fe4OH10SO4FeSO4OHH2O2、H3OFe3SO42OH6Al24O11OH44Cl6、Al2OH5Cl2H2OFe1.68Al0.32SO43H2O9、Fe1.55Al0.45SO43H2O9PAFSCＲanLi11TongSun12。—OH、Fe—OH—Fe、Al—OH—Al、Fe—O—Fe、Al—O—Al、Fe—OAl—OPAF-SC。2.3PAFSCSEM4PAFSCSEM。4PAFSC。。2.4PAFSC0.1%1.2mL/L、pH7PAFSC5。5CODCrPAFSC。PAFSCCODCr。、CODCr。·03·ChinaPulp＆PaperVol.34No.112015PAFSCCODCr13。PAFSC1.0mL/L。5PAFSC2.5PAFSC1.0mL/L、pH76。6CODCrPAFSCCODCr。1.0mL/L。62.6pHPAFSC1.0mL/L1.0mL/LpH7。7pHCODCr。pHPAFSCpHPAFSCCODCr。PAFSCFeOH3AlOH3。PAFSC。7pH2.7PAFSCFenton8PAFSCFenton、PACPFSPAFSCFentonFentonFe2+H2O21∶1714PAFSC、PAC30%PFS30%1.0mL/L31.0mL/L。8PAFSCFenton、PACPFS。8PAFSCPACPFSCODCrPACPFS11.720.5·13·《》20153411PACPFS2.112.8。30%PAF-SC500/tPACPFS。8PAFSCCODCrFenton10.77.9Fenton、、pH、、15PAFSCCODCrGB3544—2008PAFSCFenton。3———PAFSCFenton、PACPFS。3.1PAFSC。3.2PAFSC。PAFSC1.0mL/L1.0mL/L。3.3PAFSCPACPFSCODCrPACPFC11.720.5PACPFC2.112.8。PAFSCFenton。1LIZhi-pingLIUQian-junLINQin-tieetal．TheapplicationstudyprogressofadvancedtreatmenttechnologyofpapermakingwastewaterJ．TransactionsofChinaPulpandPaper2010251102．．J．2010251102．2SUIZhi-hui．TreatmentofPapermakingWastewaterwithInorganicCompoundCoagulantJ．ChinaPulp＆Paper200524526．．J．200524526．3LiuMiao．Studyonreuseandtreatmentprocessofwastemetalpick-lingliquidD．HangzhouZhejiangUniversity2013．．D．2013．4WeiFu-sheng．WaterandwastewatermonitoringanalysismethodM．FouthEdition．BeijingChinaEnvironmentalSciencePress2002．．M．4．2002．5LIHai-mingHEBei-haiCHENYuan-caietal．TheChromaticityMeasurementMethodsUsedforWastewaterfromthePulpandPaperIndustryJ．ChinaPulp＆Paper200625723．．J．200625723．6FangYMZhaoXDZhangXL．Studyontheimagestructureandcoagulationbehaviorofpolysilicate-aluminumferricJ．IndustrialSafetyandEnvironmentalProtection2007331022．7TzoupanosNDZouboulisAI．Novelinorganic-organiccompositeco-agulantsbasedonaluminiumJ．DesalinationandWaterTreatment2010131/3340．8Shi-junＲHuai-liZＲongCetal．Characterizationandcoagula-tionperformanceofpolymericphosphateferricsulfateoneutrophicwa-terJ．JournalofCentralSouthUniversityofTechnology200916345．9MohanSGandhimathiＲ．Ｒemovalofheavymetalionsfrommunici-palsolidwasteleachateusingcoalflyashasanadsorbentJ．JournalofHazardousMaterials20091691351．10SunTLiuLWanLetal．Effectofsilicondoseonpreparationandcoagulationperformanceofpoly-ferric-aluminum-silicate-sulfatefromoilshaleashJ．ChemicalEngineeringJournal201016348．11LiＲHeCHeY．Preparationandcharacterizationofpoly-silicic-cationcoagulantsbysynchronous-polymerizationandco-polymeriza-tionJ．ChemicalEngineeringJournal2013223869．12SunTSunCZhuGetal．Preparationandcoagulationperform-anceofpoly-ferric-aluminum-silicate-sulfatefromflyashJ．Desali-nation2011268270．13KongDe-ren．Studyonpreparationandflocculatingmechanismofthepolyalumunumferricsilicate-sulfatecomplexflocculantD．HarbinHarbinInstituteofTechnology2006．．D．2006．14HermosillaDMerayoNOrdóezＲetalOptimizationofconven-tionalFentonandultraviolet-assistedoxidationprocessesforthetreat-mentofreverseosmosisretentatefromapapermillJ．WasteMan-agement2012321236．15YANGDe-minWANGBing．Applicati