茚鋯絡(luò)合物催化乙烯齊聚.pdf

1、大連理工大學(xué)碩士學(xué)位論文茚鋯絡(luò)合物催化乙烯齊聚姓名：黃勇申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：應(yīng)用化學(xué)指導(dǎo)教師：何仁20000601大連理工大學(xué)碩士論文AbstractLinearlowa’olefinsaYeimportantcomonomerstoproduceLLDPEandHDPEandmanyfinechemicals，suchasbiodegradabledetergents，lubricantsAseriesofzirconocenes

2、Ind2ZrCl2(A)，CpZrCl2(B)，Cp2Zr(OC6H4一P—CH3)2(C)，Ind2Zr(OC6H4一P—CH3)2(D)，lnd2Zr(OC6H4—3—5Me2)2(E)，Ind2Zr(OC6H4)2(F)，lnd2ZrCI(OC6H4一P—CH3)(G)weresynthesizedaccordingtotheliteratureThebinaryZieglerNattacatalyticsystemsconsis

3、tingofA，B，C，D，E，F(xiàn)，Oandorganicaluminumcompoundsinethyleneoligomerizationwereinvestigatedfromagingtemperature，agingtimeandreactiontemperature‘1)ThecatalyticpropertiesolDwithdifferentcocatlysts：Et，Al(I)，EtA1Cl(II)，Et3A12C13

4、(III)，EtAlCl2(IV)，EAO(V)werestudiedD／IIsystemcatalyzedethyleneoligomerizationandhadthehighestactivityPolyethylenewereproducedinD／IandD／Vsystems2)ThesystemsofA，B，C，Dand11werecomparedundertheoptimalreactionconditions：theac

5、tivityofA=5269／g(Zr)h，B21509／g(Zr)h，C52359／g(Zr)h，D=16669／g(Zr)hItcarlbeconcludedthatBis(indenyl)ZirconiumcomplexesaregenerallymoreactivethanBis(Cyclopentadienyl)Zirconiumcomplexes3)Theelectroniceffectsofligandsinthesyst