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Respondent WANGXinfuInstructor XUYuxin2018 05 29 StudyontheImprovementofStarchSeriesBodyReinforcingAgentandItsRelatedMechanism 1 2 ReportOutline 3 Thedevelopmentofenvironmentallyfriendlyceramicproductswithhighaddedvalueandhightechnologyisthedevelopmentdirectionoftheceramicindustryinthefuture Background Withthelarge scaleindustrializationandmechanizationofceramicproduction theraworesludgewillalsobeconsumedinlargequantities andhigh qualityoresludgewillsoonbeexhausted Resourceconservation Environmentalprotection 4 Ceramicbodyextractenhancer Aslongasthematerialcanbeusedtoincreasethestrengthofthebody itcanbecalledenhancer Itischaracterizedbyenhancingthestrengthoftheceramicbodybasedonitseffectonthefluidityandrheologyoftheslurry BodyEnhancerOverview Modifiedstarch 5 Starchseriesbodyenhancer AdvantageThesourceofrawmaterialsisconvenient mainlystarch andthecostislow Theceramicbodyhasabetterreinforcingeffect DisadvantageComparedwithforeignhigh performanceceramicblankreinforcements theenhancementeffectneedstobeimproved Afterbeingstoredforaperiodoftime itiseasytoregenerate thephenomenonofviscosityreduction whichisnotconducivetothepreservationofthebody 6 Solution Sodiumacrylatehasagoodthickeningeffectonstarch TheVanderWaalsforcebetweenthecompositionandthestarchpolymercausesthestarchparticlestobindwitheachother andatthesametime italsopromotesthehydrogenbondbetweenthestarchmoleculestoenhancetheviscosityofthestarch 7 Experimentalflowchart Sodiumpolyacrylate WetbilletDrybillet AcrylicSodiumhydroxideSodiumpersulfate4 methoxyphenol Analysisofdryandwetbillets Contrastanalysiswithblank Industrialproductionapplications Threedayslatertestreturn Viscosityevaluation Analysisofsodiumpolyacrylateforfurtherevaluation Noteasytoreturn Increasedviscosity Evaluationoffoldingresistanceofbricksmadebydifferentmethods Singlefactortest orthogonaltest 8 Theinfluenceofdifferentfactors Theeffectofdifferentmonomerconcentrationonviscosity Theeffectofdifferentreactiontemperaturesonviscosity Fromthefigureabove itcanbeseenthatasthemonomerconcentrationincreases themeasuredviscosityofthepreparedpolymeralsoincreases Fromthefigurebelow thebestreactiontemperatureisaround60 9 Theinfluenceofdifferentfactors Theeffectofdifferentreactiontimesonviscosity Fromthefigure itcanbeconcludedthatasthereactiontimeprolongs theviscosityofthepreparedsodiumpolyacrylateincreases andtherelativemolecularmassofthepolymersharplyincreases buttheviscositygrowthtrendbecomesslowerover2hours 10 Rebirthtest Rebirthtest Ascanbeseenfromthefigure whenTY 2wastestedalone itwaseasytoregenerate Afterthreedays theviscositywas1 33mPa S whichwasadecreaseof25 70 Theviscosityoftheimprovedenhancerincreasedwithtime andtheaverageviscosityis19 17 11 Orthogonaltestanalysis Throughorthogonalexperimentalanalysis sodiumpolyacrylatewiththebestviscositywasobtained anditwasdopedintoTY 2 followedbyanalysisoftheoptimalconditionsofsynthesis Whenthe30 concentrationofacrylicacidreactedat60celsiusdegreesfor1 8hours thesynthesizedsodiumpolyacrylatehadthebesteffect 12 Evaluationofreinforcementsformakingblanks Evaluationofgreenbodyenhancer Fromthedatainthetable itcanbeconcludedthatsodiumpolyacrylatehasagreatimprovementonTY 2 enhancerenhancereffectissignificantlyimproved thebestgroupandtheblankgroupincreasedbyanaverageof65 92 Thisgrouphasanaverageincreaseof20 78 overthegroupthatonlyaddedTY 2 Fromthecomparisonofthesetwodata itisfeasibletoaddsodiumpolyacrylatetoimprovestarchseriesblankbodyenhancer 13 Achievements 14 Whentheconcentrationofacrylicacidis30 thereactiontemperatureis60 C andthereactiontimeis1 8h thesodiumpolyacrylatepreparedbypolymerizationhasthebesteffect Whenthedopingamountis20 to30 ofthereinforcingagent theaveragegreenbodystrengthincreasesby12 92 to21 08 comparedwiththeadditionofTY 2only ThedefectofTY 2starchgreenbodyenhancerwasimproved Afteraddingsodiumpolyacrylate theimprovedgreenbodyenhancerwastestedforrejuvenation andtheviscosityincreasedbyanav

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