新型聚芳醚系列聚合物的合成與研究.pdf

1、大連理工大學(xué)碩士學(xué)位論文新型聚芳醚系列聚合物的合成與研究姓名：徐志勇申請學(xué)位級別：碩士專業(yè)：高分子材料指導(dǎo)教師：蹇錫高宣英男20000601大連理工大掌掌士掌位論文ABSTRACTPoly(alylether)salewellknownhi曲performancethermoplasticswhichgenerallyexhibithi曲thermalandexcellentimpactresistanceManyattentionsh

2、avebeenpaidonnewbihalomonomersusedintheconventionalammatificnuclephilicsubstiitutionrouteInthesepaperwesynthesizedthreebihalomonomers，aseriesofpoly(arylether)wereprepa∞dfromthemandtheirchemicalstructureandphiscicalproper

3、tiesworeresearched1Threenovelmonomers3，4—rbis一(4chlorobenzoyl)toluene[BCBB]、4，5七is(4fluorbenzoyl)methylhexene[1】36bis(4一flourobenzoyl)pyridazine[2】werereadilysynthesizedfrommalelicanhydride、chlorobenzenefluorobenzeneItsh

4、owsthatthesemonomershadgoodreactivity2Aseriesofpoly【ether(sulfone)ketoneketone】containingthephthalazinonemoietypolymerwerepreparedbythenucleophilicsubstitutionofbis一34f4一chlorobenzoyl)tolueneWith4(4hydroxyphenyl)1(2H)pht

5、halazinone：[DHPZ]44difluorophenylketoneand44dichlorophenylsulfoneandbisphenolA[BPA]ThesepolymerswerestudiedbyFTIR1HNMP～DSC，TGAandXraydiffractionanalysisTheresultshowsthattheyexhibitedgoodthermalstabilityandhi曲glasstransi

6、tiontemperatureItisamorphouspolymerwithgoodsolubility3Aseriesofpoly(alylether)sweresynthesizedbYthenuclcophilicsubstitutionpolyeondensationof[1]、[2】withDHPZandBPArespectively辦eirpolymerswerestudiedbyFTIR1HNMR，DSC，TGAandX

7、mydiffi‘a(chǎn)ctionanalysisTheresultshowsthatPolymersfrom【1】exhibitedhighglasstransitiontemperaturetheywereamorphouspolymerwithgoodsolubilitytheirintramolecularringclosureproductswithhydrazinesharedhiderthermalstabilityPolyme