可降解聚酯酰胺及其碳納米復(fù)合材料的制備與性能研究.pdf

1、中國(guó)科學(xué)院成都有機(jī)化學(xué)研究所博士學(xué)位論文可降解聚酯酰胺及其碳納米復(fù)合材料的制備與性能研究姓名：何毅申請(qǐng)學(xué)位級(jí)別：博士專(zhuān)業(yè)：應(yīng)用化學(xué)指導(dǎo)教師：劉孝波20050601中固科學(xué)院葉究生院博1學(xué)位論文可降解聚確酰胺及其碳納米復(fù)臺(tái)材料的制各與性能研究PreparationandCharacterizationofDegradablePolyesteramideanditsCopolymerYiHE(AppliedChemistry)Directe

2、dbyProfessorXiaoboLIUAbstractWhenwestudydegradablepolyesteramidecopolymers，itischieflythatthelargermolecularweightpolyesteramidecopolymersweresynthesizedinsimplycontortedconditionandtherawmaterialcouldbegainedeasilyHowto

3、improvepolyesteramidecopolymers’mechanicalpropertiesandinthemeantimekeeptheirdegradabilityprovestobethemostdifficultproblemsAlleffortshavebeendedicatedtosolvetheseproblemsThePEEA，PEAandllano—compositewereundergonethermoo

4、xidativedegradation，thermaldegradationandhydrolysis，Thetechniqueofmeltpolycondensation，COpoly，spinningandnano—compositingWaSusedTheintrinsicviscositymeltindex，mechanicalpropertiesofthepolymersamplebeforeandafterdegradati

5、onweremeasured，andFTIR，NMRmethodwereused，modelswereestablishedtoelucidatethedegradationbehaviorThetechniqueofsynthesisandspinningalsobestudiedPolyesteramidecopolymerP(CL／AC)x／ywassynthesizedfrom￡caprolactone(cL)and6amino

6、caproicacid(AC)ThereactioniseffectiveandcouldbesimplycontrolledTensilemechanicalpropertiesofP(CL／AC)x／yandit’Sdegradationcanincreaseatthesan3etimeviachangingthestructureofP(CL／AC)x／y，P(CL／AC)x／ywasspuntofiberAfterthefibe

7、rsweredrown，thedegreeofcrystallizationandtropismincreaseandtheelongationatbreakdecreaSedPEAfibersundenⅣentsurfaceerosionwhenineubatedinthisconcentratedalkalinesolution(pill4O、E【ydrophilicPEGmacromonomerwasintroducedintot