氣固相催化合成無水哌嗪及動力學(xué)研究.pdf

1、分類號：——密級：——單位代碼：!Q21學(xué)號：2QQ絲Z盟西北大學(xué)碩士學(xué)位論文題目：氫匭擔(dān)催絲僉虞玉盛噬噓廑邈杰堂巫巍作者：韭廛指導(dǎo)教師割苤盎專業(yè)技術(shù)職務(wù)副救援學(xué)科(專業(yè))焦堂王莖答辯日期：星QQ魚魚學(xué)位授予日期二00六年五月ABSTRACTThepaperh硒reViewedphysicalandchemicalpropenies，prodllctions詛tusandreI砒edusesofpiperazineBa∞donconsu

2、ltingmedomesticalldimemationalreferencedoc啪emsandpredecessorstIldy，de鋤in撕onofindustriale也ylencdiaIIlineonnormalprcssllreisd咖皿ainedbyacomparisonofproccssesavailableModifiedKZSM5zeolitec刪ystsarcprep眥d晰thmememodofionexckmge

3、Thenmonofhctormetl】【od趾dmumfktoronhogonalizingdesignmc也odare印plicdtogettheoptimumprocessingconditioninprep蹦monofpipemzineAftcrtllatthem刪neticsmodel0nthegassolidreactionises協(xié)blishedb鷦edonrelatedtlleoriesTbpm“dedtIletheore

4、ticb邪isaIldcxperimentalb嬲ewithindusl矗alizedproductionofpiperjazineThefollo、vinglmvebe吼obtainedtllrDughlotsofexperiments1The、vayofsyntllesisofpiperazirleusingmeiIldustrialethyler璩di鋤iIle嬲rawmmrialisapplicable，meHigller∞ti

5、v時andselectiv時ofK—ZSM5catalystprep眥dbymemetllodofionexch姐gewasobtailledTheo州malconditionsforpreparingc刪ysts：ZSM一5zeOlitecatalystswitlltheratioofsilicontoalumin啪50；infIlsedfor48hoursat25℃inl0mol／LKCl；driedfor3hoursatllO℃；

6、bakedfor6hoursat500℃：activatedfor25llollrsat450℃2TheoptiInalpmcessingco槭tionS：tlleconcen缸tionofEDA50％(massfhction)；reactiontemperaturc3505℃；spacevelocity25321O一肌ofg～^一h1theseconditions，廿leconVersitionofEDAis9728％，meyield

7、ofPAis5087％，meyieldofTEDAis3482％鋤dmetotalyieldis8570％3ThemechaIlismforsynthesizingpiperazineh嬲been出scussed，allditsma∞hneticsInodclh船be％fo岫ded，血eactivationenergya11dreactionvelocityconstamofpiperazineaIldTEDAhasbeenobta協(xié)e