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新型非离子型水性环氧固化剂的合成及性能研究.docx

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新型非离子型水性环氧固化剂的合成及性能研究 Title:SynthesisandPerformanceofNovelNon-ionizingWaterborneEpoxyCuringAgent Abstract: WaterborneepoxysystemshavegainedsignificantattentioninrecentyearsduetotheirnumerousadvantagesincludinglowVOCemissions,improvedsafety,andenvironmentalfriendliness.Thispaperfocusesonthesynthesisandperformanceevaluationofanovelnon-ionizingwaterborneepoxycuringagent.Thesynthesisprocessanditsinfluenceonthefinalpropertiesofthecuredepoxysystemwereinvestigated.Thephysical,chemical,mechanical,andthermalpropertiesofthecuredepoxywereevaluatedtodetermineitssuitabilityforvariousapplications.Theresultsshowedthatthesynthesizednon-ionizingwaterborneepoxycuringagentexhibitspromisingpropertiesthatcanexpandtherangeofapplicationsforwaterborneepoxysystems. Introduction: Waterborneepoxysystemshaveemergedasanattractivealternativetotraditionalsolvent-basedepoxysystemsduetotheirenvironmentalfriendlinessandimprovedsafetyfeatures.However,theperformanceofwaterborneepoxysystemsheavilyreliesonthecuringagentused.Thisstudyaimstodevelopanovelnon-ionizingwaterborneepoxycuringagentthatcanenhancethepropertiesofcuredepoxyfilmsandbroadentherangeofapplications. SynthesisMethod: Thesynthesisofthenon-ionizingwaterborneepoxycuringagentinvolvedthemodificationofaconventionalepoxycuringagenttomakeitcapableofdispersinginwater.Themodificationsincludedintroducinghydrophilicfunctionalgroupsandoptimizingthemolecularstructuretoensurecompatibilitywiththewaterborneepoxysystem.VariouscharacterizationtechniquessuchasFourier-transforminfraredspectroscopyandnuclearmagneticresonancespectroscopywereemployedtoconfirmthesuccessfulsynthesisofthenon-ionizingwaterborneepoxycuringagent. PerformanceEvaluation: Theperformanceofthecuredepoxysystemwiththenewlysynthesizednon-ionizingwaterborneepoxycuringagentwasevaluated.Physicalpropertiessuchasfilmappearance,gloss,andadhesionwereassessed.Chemicalresistanceagainstacids,bases,andsolventswasexaminedtodeterminetheapplicabilityofthecuredepoxyindifferentenvironments.Mechanicalproperti