萘與長鏈烯烴烷基化反應(yīng)分子篩催化劑研究.pdf

1、大連理工大學(xué)碩士學(xué)位論文萘與長鏈烯烴烷基化反應(yīng)分子篩催化劑研究姓名：梁艷申請學(xué)位級別：碩士專業(yè)：工業(yè)催化指導(dǎo)教師：王桂茹20000601人連理工大學(xué)碩士論文AbstractAlkylationofnaphthalenewithlongchainolefinsoverHYandHBzeolitecatalystswerestudiedReactionconditionshavebeenoptimizedoverHYandHBcatalys

2、ts，Theeffectsofthecarrier、thecalcinationtemperatureandthemetaloinmodificationonHYzeoliteshavebeensystematicallystudiedResultsshowthatHYzeolitecatalystsareeffectiveforthealkylationofnaphthalenewithlongchainolefinswhichisc

3、arriedoutunderliquid～solidphases，underproperreactionconditions，theconvertionsofolefinsareover90％，theselectivitiesofmonoalkylatednaphthalenesareuptol00％IthasbeenfoundthatHYzeoliteshavehigherconversionsandbetterselectiviti

4、esthanH8zeolitesforwhichhaveproperporesizesandacidsitesTheoptimumreactionconditionsoverHYzeolitesare：temperature130。CLHSV10—20ml／hgcat，pressure102，0MPa，andnaphthalene：olefins(moleratio)is(46)：1andbetterreactiontemperatur

5、eoverHBisalso130℃WhenHYzeoliteswerecombinedwhhaluminatoproducecatal3，stscontaining2080wt％alumina，thecatalyticactivitiesarenotdecreased，forwhichCanreducediffusionlimitationwiththelongchainolefinsandthealkylationproductsTh

6、esearebeneficialtothepreparationofindustrycatalystsTheNH4Yzeolitesthatwerecalcinedat540(2arethebestcatalystsforthisreactionModifyingHYzeolitesthroughimpregnatingwithrare—earthandalkaline—earthioncanincreasethestabilityof