溫敏兩親性接枝共聚物HPAM-g-P(NIPA-co-DMAM)的合成及性能研究.pdf

1、天津大學(xué)碩士學(xué)位論文溫敏兩親性接枝共聚物HPAMgP(NIPAcoDMAM)的合成及性能研究姓名：蔡超申請學(xué)位級別：碩士專業(yè)：材料學(xué)指導(dǎo)教師：郭睿威20040101天津大學(xué)碩士學(xué)位論文ABSTRACTThegraf【copolymersHPAMgP(NIPAcoDMAM)withdifferentsidechaincompositionandmolecularmassweresynthesizedbymacromonomermethod

2、Firstlyamino—endfunctionalizedP(NIPACODMAM)WaSpreparedbycopolymerizationofNisopmpylacrylamide(NIPA)andNNdimeth3，lacrylamide(DMa_M)byusing2aminoethanethiolaschaintransferagentthenmacromonornersP(NIPACeDMAM)withacrylamido—

3、endgroupwereobtainedbyreact崦with∞r(nóng)yloylchloride；Secondlymacromonomersw啪copolymerizedwithacrylamideandthenhydrolysizedunderbaseconditionThecompositionsofthesidechainand鯽f【copolymerswerecharacterizedby1HNMRThecloudpointtem

4、peraturesofthesepolymerswerestudiedaSafunctionofcompositionconcentrationandaddedsaltconcentrationbyspectrophotometerTherheologicalcharactarsofthegrafcopolymersWerestudiedbyRS600Rheometerunderdifferenttemperatureshearrate

5、andpolymerandsaltconcerarationsTheresultsshowthatthe鯽copolymershavesignificantthermothickeningpropertieswhentheirconcentrationabove2班，andthetherrnothickeningexfentisimprovedbytheincreaseofpolymerconcentrationandgraRratio

6、，舭dimpactedbythesidechainlengthandsahconcentrationThesethermon!ickeningamphiphilicgrafcopolymersareexpectedtobeusedinoilrecoveryindustry鹋anoveltemperatureandsaltresistancepolymerfloodingagentKeywords：NisopmpylacrylamideN