無皂丙烯酸酯乳液的聚合及其改性水泥砂漿性能的研究

1、Y1530460碩士學(xué)位論文無皂丙烯酸酯乳液的聚合及其改性水泥砂漿性能的研究StudyonSoap——freeEmulsionPolymerizationofAcrylatesanditsuseformodificationofCementMortar專業(yè)查扭他堂研究生瑩童指導(dǎo)教師壺趑副熬援天津大學(xué)理學(xué)院二零零八年五月AbstractWatersolublesurfactantfreeEmulsionPolymerizationiSth

2、enewesthotspotofresearchIthasgreatpotentialintheadhesivesandpaintOnthebaseofformerresearchworksandupdateproductsinvestigationanewsoapfreeP(2EHA／BA／Vac)emulsionwaspreparedinthepresenceofthesodiumsaltofpoly(butylacrylate／a

3、rrylicacid)(abbreviatedasP(BA／AANa))oligomerTheresultsshowthattheemulsionisverystableThepropertiesofsuchemulsioncoatingaresuperiortothatoftheordinaryoneAtlast，studiedonthemodificationofcementmortarusedbysoapfreeemulsiono

4、fAcrylates1SoapfreeemulsionwerepreparedbyusingBA、2EHAandVAcasmonomers，AAandHEMAasreformer，KSPasinitatorPre—emulsiontechnologywasadoptedFirst，oligomerwerepreparedbyusingBAandAAasmomoners，KSPasinitatorOligomerhadsuperemuls

5、ifiedpropertyattheoptimizedreactioncondition：amountofDDM05％，amountofAA50％，arnountofKPS12％，reactiontime15hSeeond，soap—freeemulsionwerepreparedwhenthisoligomerwereusedemulsifierFourreaetionconditionswereoptimizedbyorthogon

6、alexperimentasmonomerconversionreached974％Theoptimizedreactioncondition：amountofoligomer3％，polymerizationtemperatue80“C，amountofKPS08％，reactiontime3hThepropertyofemulsionwasfinewhentheamountoffunctionalmonomerWas15％2Onth

7、ebasisofthepreparedemulsion，westudyonthemodificationofCementMortarusedbyemulsionpolymerofsoapfreeAcrylates，throughthemodificationmechanismandrelatedmechanicalpropertiestest，experimentionofsystolic、freezingandthawing，wein