大孔磺酸樹脂用于噻吩類硫化物烷基化反應的催化性能研究

1、天津大學碩士學位論文大孔磺酸樹脂用于噻吩類硫化物烷基化反應的催化性能研究姓名：李蘭芳申請學位級別：碩士專業(yè)：化學工藝指導教師：李永紅20070601ABSTRACTMacroporoussulfonicresinisakindofimportantsolidacidcatalystIthaslotsofmerits，suchasnocausticityandnoenvironmentpollutionMeanwhile，itposses

2、sesfinercatalyticperformanceinetherificationandalkylationprocess，andthecatalyticperformanceissuperiorinalkylationwitholefmandthiophenicsulfurcompoundsThecatalyticperformanceWaSdiscussedOilalkylationprocessforthiophenicsu

3、lfurcompoundswitholefmsovermacroporoussulfonicresin：NKC9，CT175，D005IIandLSI600inthepaperTheactivitiesoffourresinsininterimreactionkettlewereevaluatedbymeansofalteringthetemperature，theratioofgasolineandcatalystreactionti

4、meandthecomposingofgasolineTheresultsindicatedthattheactivitiesofresinsincreasedalongwiththetemperaturerisingwhilethetemperaturewasbelow900CNKC一9wasprioronalkylationprocessforthiophenewitholefinsinFCCgasolineItalsoshowed

5、thattheconversionoftotalsulfurOVerNKC一9wasmorethan9232％undertheoptimalconditionsasfollows：normalpressure，reactiontemperatureas900C，thevolumeratioofFCCgasolineandcatalystas15：1ThemercaptansinFCCgasolinenearlyalltransforme

6、dtoproductswithhighboilingpointTheselectivityofNKC9andstabilityoffourresinswerealsostudiedItwasfoundthatthiophenicsulfurcompoundswerepreferablewithC4andC5olefmswithNKC9usingGC—MSanalyticalmethodOtherwise，thereasonsoflost

7、activityaboutfourresinswerediscussedthroughXPSandchemicanalyticmethodsTheresultsrevealedthatthealkalescentnitridewaspnmaryfactorThereforethelawmaterial(FCCgasoline)neededtobepretreatmentinadsorptionThefourresinshadbetter

8、stabilitypropertyinalkylationreactionswithadsorbedFCCgasolineFurtheritwasstudiedthatthetranslationvelocityofthiophenicsulfurcompoundsinFCCgasolineItWasfoundthattheorderofis2CH3C4H3S3CH3C腳3S3，4一DMC4H2S2，3DMC4H2S2，4DMCH2SC