XXXX烟草中级专卖管理员技能鉴定重点

:2002-04-11:1(1971),,,,.1,2(1,337055;2,512005):简述了塑料及垃圾中废旧塑料的现状,从环保节能资源优化的角度综述了城市垃圾中废旧塑料的回收再生方法和途径,指出了今后对废旧塑料回收的研究方向.:环境保护;固体废物;塑料垃圾;资源化:X705:A:1007-5348(2002)09-0052-06,.,,8%-10%,30%,.,,48%,126%;,141%;87%[1].1000,1100,,.,20003400,1600..1垃圾中塑料的基本状况11.120()[2]19791987198919901993200006360864095710001200222[3](%)196005197026198050199098199210619941121995115199612312:,,.12.,(PE)(PP)(PS)(PVC).,,,.20029()Sep.2002239JournalofShaoguanUniversity(NaturalScience)Vol.23No.960%;23%;13%;4%[4].3(n)28(4300-12000)42(2000-35000)104(1500-3500)625(400-1600)(kg/cm3)091-09650902-3500104-1113-14,,,,,,,,,,,,,,,,,,,,,,,,:.2垃圾中回收塑料的改性再生,,;,.,.21,.,,.,,,.,,.,.,,25mm.50%,27%.89-456+1,..,!PE∀,,PE,40Y,,20MPa,40t.,,#53#9,:,,,3141,,100∃,,,130∃,,,,,,,,,[5].,PVC,:PVC100,35,15,15,250.,,[6].,,,,,,,,,.PS,,.80%,,,,,.HDPE,.,,.22,PSPEPP.PSPEPP,,,,.PSPEPP:;,..,..:,,!∀,.,.,,.PVC,PVC,,:,30%~70%,10%~70%,30%~80%;Sb2O30~30%[6].,.,,,,,#54#()2002,PS,,.,=101~71~45,,.,,,,24h,.,,,[5].[7,8]PSPS,PS,,,,.Inagaki[9]PS,PS,.,,.23,.[10],,,,.(PU),PP/PS/.,,.PETHDPE,-(EAA),HDPEHDPE,.PET,PETPVC,PVC.PVC,,,,,.PEPPPVC,.PVC,PVC,.Inagaki[11]PSABS,.3化学回收废旧塑料通过化学分解或热裂解回收化工原料..,.[5,10].,,PET,.,PET1,4-1,6-,.,,50∃~58∃,.CYCON!(Limned)∀#55#9,:(EPS),.PS,,.,.,PS.,,,,,.,,.,.[2,5].,420∃PS326%26%.,140∃()PS3mm~5mm,,450∃~500∃,70%~75%.,,.,170∃,.,,.,,,.(PF).600∃30min,PF,,,850∃,,,12%,1900m2/g,,3~4.Watzel.,,.,.4废旧塑料能源化,,,.[12]:4663kJ/kg,4395kJ/kg,1806kJ/kg.,,.5今后废旧塑料回收技术研究发展的方向主要有:51.52.53.54,.(下转69页)#56#()2002ThePollutionAnalysisandRegenerationoftheAnionExchangeResinLIUXin-zai(ShaoguanPowerPlant,Shaoguan512132,China)Abstract:Inthispaper,thepollutionproblemsoftheanionexchangeresinarecompletelydiscussedandthepollutantsareanalyzedcarefully.Combiningtheexperimentsoftheregenerationwiththeexperiencewhichisobtainedinpast,thepollutedanionexchangeresinissuccessfullyregenerated.Aftertheanionexchangeresinisregeneratedthroughseveralspecialsteps,theabilityofexchangeoftheanionexchangeresinislargelyraised,theefficiencyoftheregenerationisveryapparent.Keywords:anionexchangeresin;rawwaterprocessing;regeneration(:)(上接56页)[1].[J].,1999,04:7-8.[2],,.[J].,2000,17(2):49-55.[3]PMSubramanian.ConservationandRecycling[J].USResources,2000(28):253-263.[4],.[J].,1996(1):.42-44.[5],,.[J].,2000,3:17-21.[6].PVC[J].,2000(2):25-27.[7],,,.[P].CN,1163913A.1998.[8],,,.[P].CN,1163914A.1999.[9]InagakiYasushi,WatanabeHaruo,NoguchiTsutomu[P].JP,10101734,1998.[10],,.[J].,1999,9:62-66.[11]InagakiYasuhito,KuromiyaMiyuki,NoguchiTsutomu.ProcSonyResFroum[M],1997(7):431-434.[12],.[J].,1999,25:25-26.StudyontheStatusQuoandResourceUtilizationofWastePlasticZHUJianzhong1,WANGZhongnan2(1DepartmentofChemicalEngineering,PingxiangCollege,Pingxiang337055,China;2DepartmentofChemistry,ShaoguanUniversity,Shaoguan512005,China)Abstract:Thepaperintroducesthestatusquoofplasticsindustryandwasteplasticsinmunicipalsolidwaste,reviewsthewasteplasticsreusingmethodsindetail,thenputsforwardthefutureresearchtrendsonthewasteplasticsreuse.Keywords:environmentprotection;solidwaste;wasteplastics;resource(:)#69#9: