搜索
2005,11(5):648650ChinJApplEnvironBiol=ISSN10062687X2005210225333(610041)(PAM),,.,,,()(),,.,,.33;;;CLCX172ØO633.22PROGRESSOFSTUDIESONPOLYACRYLAMIDEBIODEGRADATION3HANChangfu,LIDaping33&WANGXiaomei(ChengduInstituteofBiology,ChineseAcademyofSciences,Chengdu610041,China)AbstractPolyacrylamide(PAM)isageneraltermforacrylamidehomopolymersandcopolymers.Asanimportantproductofchemicalindustrywithhigh2techandhighaccessionalvalues,polyacrylamidehasbeenwidelyappliedtodifferentfieldsofin2dustryandagriculture,andeventopeople’sdailylife.Itwasgenerallyconsideredthatpolyacrylamidewasanextraordinarilystablemacromolecularpolymer.Butunfortunately,polyacrylamideisfoundwithslowphysicaldegradation(heat,cutting),slowchemicaldegradation(hydrolysis,oxidation,catalysisoxidation)andslowbiodegradationundernaturalconditions,anditfinallyproduceddifferentoligomers,aswellasacrylamide,whichpossessneurotoxicity,andaredirectlyandindirectlyharmfultohumanhealth.So,thestudiesondegradationofpolyacrylamidearegreatlyinportant.However,therehavebeenveryfewstudiesonbiodegradationofpolyacrylamidetillnow.Ref33Keywordspolyacrylamide;transformation;toxicity;biodegradationCLCX172ØO633.22(PAM),,,,[17].,,[3],.,(HPAM)[4,5].2050,,[6].,6%17%[7,20].2090,,:2004206223:20042072233(KSCX22SW2114)SupportedbytheKnowledgeInnovationProjectoftheChineseAcademyofSciences33Correspondingauthor(E2mail:lidp@cib.ac.cn),.,,20031000.,.,,,,[1,8].,[9].,,[30].1.,,()[10,30]()[1119]()[2732].,,.,PAM:,,;,,.,,,..,210620106,,,,(AM)[29].,[25].:(OSHA)-(TLA-TWA)0.3mg/m3;,1010-9;0.2510-9;1010-9[2224].,,,,,.N22S2,.,.,,..,,,.,[29,30],,.22.1,./,,,..,.,,.,.,,..,,.,,.,.2.2,,.1020a,.MagdaliniukS(1995)[26].KunichikaN(1995)[31],30,PAM,K2HPO4,MgSO47H2O,NaCl,FeSO47H20,EnterobacteragglomeransAzomonasmacrocytogenes;27h,20%,21060.5106;,,,.JeanineL.Kay2Shoemake[26,27],,,,.,(2002)[32],(TGB)5,1000mg/LPAM7d,11.2%,TGBPAM,TGBPAM30d12%;(SRB)[33]3.6104mL-1,307d,1000mg/LPAM19.6%,PAM.,.,,[28].3,.2090SmithE[29].,,,,.,,,.,,.,.,9465:.References1..,1998,10(2):13152YunXF(),WuPT(),FengH().Developmentofapplicationofpolyacrylamidetosoilameration.ResSoil&WaterCon2serv(),2002,9(2):1411453ZhangYC(),LiuSQ(),GaoBY().Devel2opmentandprospectsofcationicpolyacrylamideforwastewatertreat2ment.IndWaterTreatment(),2002,22(7):15174..,1998,5(4):175,..PetrolGeol&OilFieldDevelDaqing(),1999,18(4):156TaylorKC,BurkeRA,Nasr2El2DinHA,SchrammLL.Developmentofaflowinjectionanalysismethodforthedeterminationofacrylamideco2polymersinbrines.JPetrolSci&Engin,1998,21:1291397BorchardtK.Chemicalsusedinoil2fieldoperations.In:BorchardtJK,YenTFeds.Oil2FieldChemistry:EnhancedRecoveryandProductionStimulation.ACSSymposiumSeries396.WashingtonDC,USA:Amer2icanChemicalSociety,1989.3548WandJ(),ChenFS().Aid2retentionandaid2drainagepropertiesofcationicpolyacrylamide.Paper&PaperMaking(),2003(1):56589ZhangHJ(),HuHR().Theapplicationofultrahighmolecularweightpolyacrylamideinpaoerindustry.HeilongjiangPaperMaking(),2001(4):222410SmithEA,PruesSL,OehmeFW.Environmentaldegradationofpoly2acrylamides1:effectsofartificialenvironmentalconditions:tempera2ture,light,andpH.Ecotoxicol&EnvironSafety,1996,35(2):12113511RussellDS.Chemicalstabilityofpolyacrylamidepolymers.JPefroTechnol,1981(8):151312NanYM(),JiaH(),ZhengHY(),ZhouTW().Studyonchemicaldegradationofpolyacrylamide.JDaqingPetrolInst(),1997,21(1):495213ZhuLY(),ChangZY(),LiMZ().Poly2merMatSci&Engin(),2000,16(1):11314ZhuLY(),ChangZY(),LiMZ().Poly2merMatSci&Engin(),2000,16(1):11215AudibertA.Lecourrier.JPolymerDegradation&Stability,1993,40:15116ZhuLY(),ChangZY().OxidativedegradationofpartiallyhydrolyzedpolyacrylamideinaqueoussolutionIII:stabilityathightemperature.PolymerMatSci&Engin(),2002,18(2):939617ChenY(),WangBH().PhotocatalyticoxidationofpolycrylamideinwaterovernanometerTiO2particles.JCatalysis(),1999,20(3):30931218ChenY(),LiSQ().Light2catalyzingPAMwatersolu2tionwithdifferentsemiconheterogeeity.HeilongjiangMicalTechnol(),2001,12(2):2324,2719ChenY(),CuiJM().Studyonthefeasibilityofdegra2dationHPAMbyphotocatalysisoxidation.JDaqingPetrolInst(),2001,25(2):828320..:,1996.421LiuHB().Characterandapplicationofpolyacrylamide.ForOilfieldEngin(),2001,17(9):535422EPA(TSCA).1980.EPA2TSCA8(a)23,..,1983,324PB862117744/XADDrinkingWatercriteriaDocumentforAcrylamide180P,Otc.85(U8604)25..,12(4):374326Magdaliniuks,BlockJC,Leyvalc,BotteroJY,VilleminG,BabutM.Biodegradationofnaphthaleneinmontmorillonite/polyacryamidesus2pensions.WaterSci&Technol,1995,31(1):859427Kay2ShoemakeJL,WatwoodME,LentzRD,SojkaRE.Polyacrylam2ideasanorganicnitrogensourceforsoilmicroorganismswithpotentialeffectsoninorganicsoilnitrogeninagriculturalsoil.SoilBiol&Bio2chem.1998,30(89):1045105228Kay2ShoemakeJL,WatwoodME,SojkaRE,LentzRD.Polyacrylam2ideasasubstrateformicrobialamidaseincultureandsoil.SoilBio&Biochem,1998,30(13):1647165429SmithEA.BiodegradationofPolyacrylamideandItsPotentialNeuro2toxicity.1991.12015630SmithEA,PruesS,OehmeL,FrederickW.Environmentaldegrada2tionofpolyacrylamidesII:effectsofenvironmental(outdoor)expo2sure.EcotoxicolEnvironSaf,1997,37(1):769131KunichikaN,Shinich