新型聚羧酸系高效減水劑的研究

1、南昌大學(xué)碩士學(xué)位論文新型聚羧酸系高效減水劑的研究姓名：歐陽杰申請學(xué)位級別：碩士專業(yè)：化學(xué)工程指導(dǎo)教師：孫曰圣20070601AbstractABSTRACTDevelopmentofthepolycarboxlicacidwaterreducerwasamodemfrontierresearchprojectItwascharacteristicofrowadditive，higherfluidityeffect，andpreventi

2、ngconcretemixfromslump—losswithdurationThedomesticresearchofitwasatfirststepnOWInthisdissertation，aseriesofmacro—moleculesmonomerofpolyethyleneglycolsinglearmorethermethylacrylicacidestersandpolycarboxylicwaterreducerhad

3、beendevelopedandtestedforpropertiesOnthebasisofthekeygrouptheorythechemicalconfiguration，workingprincipleofhighperformancewaterreducerandthe“purposebuilding“’approach，acomb—likepolymerstructureofpolycarboxylicacidwaterre

4、ducerwithcarboxylicgroupssulphonicgroupsandpolyoxyeth)rlenesidechaingroupsWassynthesizedthroughesterifyandpolymerizationbythematerialsofMethylacrylicacid，polyethyleneglycolsinglearmoretherand2acrylamido一2methlpropanesufo

5、nicacidAfteraseriesoforthogonalandsignaltestswereperformedindividuallythecrucialfactorsintheperformancesandoptimumprocessingparametershavebeenattained，anddynamicsanalysiswasperformedThroughthestudyofIRspectrumandchemical

6、test，itWasprovedthatpolycarboxlicacidwaterreducercanbesynthesizedintheaqueoussystembytri—polymerizationofvinylmonomerswithcarboxylicgroups，sulphonicgroupsandpolyoxyethylanesidechaingroupsThroughthestudyingofsurfaceproper

7、tiessuchassurfacetensioninherentviscosityesterificationproductivityandsoondiscussedthewaterreducingmechanismMakingacomparionbetweenas—synthesizedpolycarboxlicacidwaterreducerandotheronesaccordingtothecorrelativestandardr

8、ules，theproductspossesssomesuperiorcharacteristics，suchaSthehighdispensingpropertylongkeepingtimeoffluiditygoodcompatibilitywithvariouscementsandgoodadhesivenessofcementandSOonComparingwitllthenaphthalenetypehighwaterred