改性聚合硫酸铁的制备及其在印染废水处理中的试验熊绪杰

36120071　　　AppliedChemicalIndustryVo.l36No.1Jan.2007:2006-09-19:(1973-),,,,,。:0713-3640505,E-mail:[e-mail]熊绪杰1,邹龙生2(1,　438000;2,　425006)　:,,,,CODCr95.0%75.7%。,,。:;;;CODCr;:TQ138.1　　　:B　　　:1671-3206(2007)01-0087-03PreparationofmodifiedpolymerizedferricsulphateanditsdecolorationanddegradationofsometextiledyeswastewaterXIONGXu-jie1,ZOULong-sheng2(1.ChemistryDepartmentofHuanggangNormalCollege,Huanggang438000,China;2.DepartmentofLifeScienceandChemistryEngineering,HunanUniversityofScienceandEngineering,Yongzhou425006,China)Abstract:Modifiedpolymerizedferricsulphatewasprepared.Theperformanceofmodifiedpolymerizedferricsulphateappliedintextiledyeswastewaterwasstudied.TheresultsshowedthatithasbettereffectsinremovalofCODCranddecolorationthangeneralpolymerizedferricsulphateanditsdecolorationratereached95.0%andCODCrwas75.7%.Keywords:modifiedpolymerizedferricsulphate;textiledyeswastewater;flocculation;CODCr;decoloration　　、,,。,,OH─,[1]。,、、pH、(COD、)、、、[2],,、、[3]。,,,,,、、,、[4]。(),。1　1.1　、、、、、、、、、、、;(),1。1　Table1　Qualityofwastewaterinthewasterwaterprocessingsection/CODCr/(mgL-1)pH2101946.5DOI:牨牥牨牰牭牳牨牤jcnkiissn牨牰牱牨牫牪牥牰牪牥牥牱牥牨牥牪牱36　　NDJ-1;501;DT-100;-E;721。1.2　[5,6]100mL15.66g,、,,。,,,20min,,,,,。,;20℃,1.50g/mL,11.9mPas;164.9g/L,17.8%,pH0.8。1.3　500mL,180r/min1min,,,180r/min3min,,;60r/min,10min,,4h,。2　2.1　,,,CODCr,1、2。　　1、2,,95%89%,CODCr85.7%65.4%,CODCr。,120mg/L,,120mg/L;,,300mg/L,,2,。1　CODCrFig.1　EffectoftwodrugsontheremovalofCODCr2　Fig.2　Effectoftwodrugsonthedecolorizationrate2.2　pHpH4,710,pH,,,,3、4。　　3、4,,CODCr,95%75.7%。180mg/L,;,。,。3　pHFig.3　EffectofpHvalueonthedecolorizationrate881:4　pHCODCrFig.4　EffectofpHvalueontheremovalofCODCr2.3　pH,5mgPAM,,5、6。5　Fig.5　Effectofassistantflocculantonthedecolorizationrate6　CODCrFig.6　EffectofassistantflocculantontheremovalofCODCr　　pH,,,pH。5、6,pH9;PAM,,,,,,,4h30min,。3　,,-,。。,,。,CODCr,95%75.7%,CODCr。,,,。:[1]　,,.[J].,2000,1(5):21-27.[2]　,,,.[J].,1996,10(2):210-213.[3]　,,,.[J].,1997,14(1):55-59.[4]　SanghiR,BhattachargaB.Reviewondecolorisationofaqueousdyesolutionbylowcostadsorbents[J].Colora-tionTechnology,2002,118(5):256-269.[5]　,,,.[J].,2001,52(1):24-27.[6]　,.[J].,2001,62(3):90-94.　　89