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1518Vol.15,No.182007921FineandSpecialtyChemicals3(,100084):,,,82%,76.9%,:;;;TechnologyProgressandEconomicAnalysisonPreparationofEthylAcetatefromEthanolthroughDehydrogenationPANWei2xiong(DepartmentofChemistry,TstinghuaUniversity,Beijing100084,China)Abstract:Thetheoryandtechnologyforpreparationofethylacetatefromethanolthroughdehydrogenationwereintro2duced,thecatalyticmechanism,selectionofcatalystandseparationtechnologywasdiscussedalso.Ascomparedwithtra2ditionalesterification,thecostofdehydrogenationwaslowerthanthatinprocessofesterification,andtheactualyieldreached82%over76.9%inesterification.Finally,thesituationsofintroducingforeignfacilitiesforethanoldehydrogena2tionintoChinaandtheeconomicbenefitofethanoldehydrogenationunitdesignedbyTsinghuaUniversitywereanalyzed,andtheprogressofethanoldehydrogenationtechnologyinChinawereintroduced.Keywords:ethanol;hydrogenation;ethylacetate;butanone,,30t,,4,1,1/%C2H5OH+CH3COOH=CH3COOC2H5+H2OH2SO4832C2H5OH=CH3COOC2H5+2H2Cu2Zn2Al,Cu2Cr9715,2CH3CHO=CH3COOC2H5Al(OEt)3100,C2H4+CH3COOH=CH3COOC2H5,100:Tishchenko113:2007207223:(19472),,,,15186500,77008000/t,,(39004500/t)6700/t,8000/t,,(),,,,,,11.1,3,,,,3:19911,,;Elliott1985,3,1.22,,,,5,,422/t/MPa//h-1/%/%500001301824011560923000110250160658590SasolDavy50000218622327199416Chiba1102204595::,70%,,50%,;11kcal/mol,,,;,:160300,,,,,240;,,12h-1;,0113MPa,1MPa:;;1.3:,,,:,,;509m3,;,:,,,;212007921:,,,5000t/a;,22.1,2,,,,ZnOZrO2Al2O3Cr2O3TiO2,Lewis,,,,,,ZnOCu,Cu,,,,,,,(O),2.2,:,,,,;,225,,,;,,,,,,,,33Cu2Zn2Al2Zr212()19961Cu2Zn2Al1997,SasolCu2Cr2O46001999Cu2Zn2Zr2Al2O2001,(1)Cu2Cr,UCC100%,25%95%,9%,DavySasolKvaemer(Davy),CuCrO2,9%Ba,Cu2Cr:,;Cr3+,Cr,Cr6+,,;,(2)Cu2Zn2AlElliott1989,615MPaN2,80%19%1994Cu2Zn2Al2Zr2,1995(ChissoPetro2chemicalCorp)3,,Inui45,Cu2Zn2Al:,Cu2Zn2Al2311518ZrCu2Cr,,95%;;,,3,3,70%3.1,,,,,44//%/%/78132478117982167012311757312547517697118477618771181477013812761725751913621379164111373141327715:(1)Davy,,,(2),,,(3)(V/L=2)(R=5),,10t/t,(),C1C43.24,,,,,,,,3.3,,,,,4566,7:11045t,95%1112t,1122t,015kg5(t/t)/%(t/t)/95%/%(/t)0168201523830170167619650110459715112282900412007921:6/t/95%/4500450067001650063901103107000460088001152831065121798228864004400780011477770626815021532795%/t11226/53686601001406268/%851641015311602123100:55.1,20041126,Davy5t/a,2;10t/a2006,,Davy:,,,;,(),,5.2,,,,,,:(1):Cu,3,;(2):95%;(3):(240,018MPa);(4):1152h-1;(5):(55%)(94%),011%;(6):()();(7):,5;(8):1122t/t;(9):56t/t;(10):1000mm(1115t/a);(11):1000(1t/a)2000(5t/a):,,,,,,,1.J.,1991,20(5):36432.P.CN92100590.3,19922072013InuiKanichiro,TakahashiTakayoshi.CatalystforesterproductionandprocessforproducingesterP.WO0053314,20002092144InuiKanichiro,ToruKurabayashi,SatoshiSato.EffectiveformationofethylacetatefromethanoloverCu2Zn2Zr2Al2OcatalystJ.Ap2pliedCatalysisA:General,2002,237:53615InuiKanichiro,ToruKurabayashi,SatoshiSato.DirectsynthesisofethylacetatefromethanolcarriedoutunderpressureJ.JournalofCatalysis,2005,212:20721551