溫控離子液體兩相體系及其在烯烴催化加氫中的應(yīng)用.pdf

1、大連理工大學(xué)碩士學(xué)位論文溫控離子液體兩相體系及其在烯烴催化加氫中的應(yīng)用姓名：熊燕申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：有機(jī)化學(xué)指導(dǎo)教師：蔣景陽20060601溫拄離子液體骶相體系及其在烯烴催化加氫中的應(yīng)用ThermoregulatedionicliquidbiphasicsystemandtheapplicationinthehydrogenationofolefinsAbstractAthermoregulatedionicliquidbiphas

2、icsystemwasdevelopedbyusingpolyethermodifiedquarternaryammoniumsaltsionicliquidandorganicsolventsThisionicliquidbiphasiesystempossessesathermoregulatedpropertyie“monophaseunderhightemperature，bi—phaseunderroomtemperature

3、’Thehydrogenationof1dodecene，diisobutyleneandSBS(Styrene—ButadieneStyrenecopolymer)catalyzedbyRujrPPlrScomplexhavebeenstudiedinthisnew町stemrespectivelynereactionconditionshavebeenoptimizedandtherecycleefficiencyandthelea

4、chingofthecatalysthavebeenstudiedIntIlehydrogenationof1dodecenetheyieldofndodecanereached98％undertheoptimizedreactionconditionsAfterreaction，thecatalystretainedinionicliquidcanbeeasilyrecoveredbyphaseseparationatroomtemp

5、eratureThecatalysthasbeenrecycledfor10timeswithoutobviousdecreaseofthecatalyticactivityneaverageleachingofRuinorganicphaseisabout02％Inthehydrogenationofdiisobutylenetheyieldofproductisabout80％andthecatalystcanberecycled1

6、0timeswithalittledecreaseofthecatalyticactivityafterthefifthrunTherewasnotleachingofRuintheorganicphasedetectedbyICP—AESanalysisThehydrogenationdegreeofSBSreachedabout60％intheTHF／H20／ionicliquidsystemandthecatalystcouldb

7、ereusedforthreetimesThehydrogenationdegreeofSBSinthetoluene／cyclohexane／ionicliquidsystemwasonly25％althoughthesystemwashomogeneousatreactiontemperatureandc鋤ebacktobiDhasicatroomtemperatureHydrogenationofSBSinthisionicliq