凹凸棒土改性及其在环境水处理中的应用研究于志新

　296　　　　　　　　　硅　酸　盐　通　报　　　　　　　Vol.29　No.6　201012　　　　　　BULLETINOFTHECHINESECERAMICSOCIETY　　　　　December,2010　于志新,逯子扬,赵晓红,李春香,潘建明,闫永胜(,　212013):、,。,,。:;;;:TU528　　:A　　:1001-1625(2010)06-1367-06AttapulgiteModificationandItsApplicationinEnvironmentalWaterTreatmentYUZhi-xin,LUZi-yang,ZHAOXiao-hong,LIChun-xiang,PANJian-ming,YANYong-sheng(SchoolofChemistryandChemicalEngineering,JiangsuUniversity,Zhenjiang212013,China)　　　　　　Abstract:Theuniquelayerandchainofattapulgiteisendowedspecialperformance,anditiswidelyusedinmanyareas.Thepapermainlyintroducestwoaspectsonthemodificationofattapulgiteanditsapplicationofenvironmentalwatertreatment,andreviewsthecurrentstatusofattapulgite.Moreover,theresearchperspectiveofattapulgiteisalsodiscussed.Keywords:attapulgite;modification;environment;watertreatment:(1971-),,..:.E-mail:[e-mail].1　引　言,,[1]。1862Tsavtchenko;1935LapparentGeorgia、Florid,。1976,、[2]。,,、、、、、、、、。,。2　凹凸棒土特性、,,,,。,,、,,。,,,。。,DOI:10.16552/j.cnki.issn1001-1625.2010.06.0301368　　　　　　　29。2～3,700～800℃,5,2.05～2.32[3]。,Na+、Ca2+、Fe3+、Al3+,,,,:Mg5Si8O20(OH)2(OH2)4·4H2O。8Si-O2∶1,Si4+Fe3+Al3+,Mg2+Fe2+,Fe3+Al3+。,[4]。,、、、,,,、、、。3　凹凸棒土改性方法3.1　、[1,5]。、、、,,,,,,。,,[6]。,,,,。,,,,;,,H+K+、Na+、Ca2+Mg2+,,[1,7]。。,、,,,,[8]。3.2　,,,,。、。,、,()。,,;。,,。,,。γ-(),,。[9](AMTES)(ATP)(AMTES-ATP),AMTES-ATP,(PANI)/AMTES-ATP,。3.3　,,,。[10],,,:、。[11](ATP),ATP/ZnO,　6:1369　,95%。[12]Fe2O3/,,。[13],,(CODcr),pH。[14](ATP),-TiO2/ATP。TiO2,,TiO2,ATP。3.4　,,,。,。Ma[15],100%,。[16],CoAl2O4CoFe2O4;Co-AT-1(0.46%)。[17]-、H2NaBH4,,。[18]Ni-B,,,。[19]3-,,。,,/。,。4　凹凸棒土在水处理方面的应用,,。,,,。、、。4.1　,。、、,,。Ahmed[20],。Liu[21](),。Fang[22]B,,90min100%,5,。Xue[23]--,3BS、KE-R、GR。,。Haung[24],MF-3B,、、MF-3B。Zhang[25]1370　　　　　　　29-SnO2-TiO2,。99%,。4.2　,,,,,,“”,;,,;,,。,、、、。、,,。,、、、,,。Chen[26]Cu2+,、Cu2+、pH。,Cu2+,。Zhao[27],Hg2+。,5min88%,40min。,192.5mg/g。Liu[28],Pb2+。Pb2+,,。Liu[29]2,2-,Cu(II)、Hg(II)、Zn(II)、Cd(II),、2,2-。Li[30],,Ce(III)。,38.02mg/g,Ce(III)。Zang[31],Fe(III)。Fe(III),pH=4,。Fan[32]Na-Ni(II),pH、、。,Na-Ni(II)。Guerra[33]Th(IV),Th(IV)。[34]-Pb(Ⅱ),,Pb(Ⅱ);pH4,-Pb(Ⅱ)。[35],Mo(VI)。Mo(VI):Mo(VI)1.86mg·L-1,pH2.20,20min,35℃。4.3　,,,、,,,。,5～10mg/L,。,。　6:1371　,、,。[36](PDMDAAC),。89%,。Freundlich。[37](HDTMA)、(CPB)、(TEA)(TBA),。;,CPBHDTMATBATEA,。[38],,,,。,80,1.5。[39]HF、HCl、HNO3、H2SO4,,。,HNO3。Huang[40]。,60min,2.5g,25℃,140r/min,65%。5　结论与展望,、、、,、、、,。,,。,,、,,。[1],,.[J].,2008,27(5):996-999.[2],.[J].,1982,1(2):1-8.[3],　,　,.[J].,2010,38(5):82-84.[4],,　,.[J].,2003,22(3):36-39.[5]　,　,.[J].,2008,(3):1-4.[6],,,.[J].,2007,27(2):408-410.[7]　,　.[J].,2008,24(12):1090-1093.[8],,,.OT-MAC-[J].,2005,31(9):61-64.[9],　,,.PANI/AMTES-ATP[J].,2010,29(2):370-376.[10]　,　,,.Att/[J].,2010,33(2):35-38.[11]　,　,,.ATP/ZnO[J].,2009,32(3):57-60.[12]　,　.Fe2O3/[J].,2009,37(7):156-157.[13],,,.-[J].,2007,23(10):77-79.[14],　,,.TiO2/[J].,2007,32(3):314-315.[15]MaHW,SunKP,LiYW,etal.Ultra-chemoselectivehydrogenationofchloronitrobenzenestochloroanilinesoverHCl-acidifedattapulgite-supportedplatinumcatalystwithhighactivity[J].CatalysisCommunications,2009,10:1363-1366.[16]　,　,　,.、[J].,2008,22(4):302-307.[17]　,,,.[J].,2009,25(8):1678-1682.1372　　　　　　　29[18],,　,.Ni-B[J].,2005,19(5):342-345.[19],,,./[J]..2009,26(3):83-86.[20]AhmedA,AhmadJ,RashidA.Aspectsofcationicdyemoleculeadsorptiontopalygorskite[J].Desalination,2007,214:327-342.[21]LiuP,ZhangLX.Adsorptionofdyesfromaqueoussolutionsorsuspensionswithclaynano-adsorbents[J].SeparationandPuricationTechnology,2007,58:32-39.[22]FangY,ChenDJ.AnovelcatalystofFe-octacarboxylicacidphthalocyaninesupportedbyattapulgitefordegradationofRhodamineB[J].Y.Fang,D.Chen,Mater.Res.Bull.(2010),doi:10.1016/j.materresbull.2010.06.062.[23]XueAL,ZhouSY,ZhaoYJ,etal.Adsorptionofreactivedyesfromaqueoussolutionbysilylatedpalygorskite[J].AppliedClayScience,2010,48:638-640.[24]HuangJH,LiuYF,JinQZ,etal.Adsorptionstudiesofawatersolubledye,reactiveredMF-3B,usingsonication-surfactant-modifiedattapulgiteclay[J].JournalofHazardousMaterials,2007,143:541-548.[25]ZhangLL,LvFJ,ZhangWG,etal.Photodegradationofmethylorangebyattapulgite-SnO2-TiO2nanocomposites[J].JournalofHazardousMaterials,2009,171:294-300.[26]ChenH,WangAQ.AdsorptioncharacteristicsofCu(II)fromaqueoussolutionontopoly(acrylamide)/attapulgitecomposite[J].JournalofHazardousMaterials,2009,165:223-231.[27]ZhaoYJ,ChenY,LiMS,etal.AdsorptionofHg2+fromaqueoussolutionontopolyacrylamide/attapulgite[J].JournalofHazardousMaterials,2009,171:640-646.[28]LiuY,WangWB,WangAQ.Adsorptionofleadionsfromaqueoussolutionbyusingcarboxymethylcellulose-g-poly(acrylicacid)/attapulgitehydrogelcomposites[J].Desalination,2010,259:258-264.[29]LiuP,WangTM.Adsorptionpropertiesofhyperbranchedaliphaticpolyestergraftedattapulgitetowardsheavymetalions[J].JournalofHazardousMaterials,2007,149:75-79.[30]LiCX,PanJM,GaoJ,etal.Anion-imprintedpolymersupportedbyattapulgitewithachitosanincorporatedsol-gelprocessforselectiveseparationofCe(III)[J].ChineseChemicalLetters,2009,20:985-989.[31]ZangZP,LiZH,ZhangL,etal.Chemicallymodi?edattapulgitewithasparagineforselectivesolid-phaseextractionandpreconcentrationofFe(III)fromenvironmenta