鎳基納米粉體的表面改性、表征及性能研究.pdf

1、碩士學位論文鎳基納米粉體的表面改性、表征及性能研究Thesurfacemodification，characterizationandpropertiesofNi—basednanocompositeparticles作者姓名：學科、專業(yè)：學號：指導教師；完成日期：王威嫂植牡生2Q璺Q5業(yè)1璺董星龍熬援2兇，12：5大連理工大學DalianUniversityofTechnology至!塑!堡董塑鲞塑堡墼室亙墮壁：鲞塹墨堡塑莖Thesu

2、rfacemodification，characterizationandpropertiesofofNi—basednanocompositeparticlesAbstractThesurfacecoatedcompositenanoparticlesaretheresearchhotspotintheMaterialsSciencefieldTbeappropriatecoatingmaterialscarlnotonlypreve

3、ntthenanoparticlesfromoxidizing，butalsocflnprovidethesurfaceofnanoparticleswithmorefunctionalgroups，solveagglomerationinthepolymerandthepoorcompatibilitywithorganicsubstanceAccordinglymodi矗cationcallimprovethephysicalche

4、mistrypertbrmanceandenlargetheapplicationrangeofnanoparticlesThemainpurposeofthisdissertationisthemodificationofnanoNi，asweIlas也echaracterizationandperformanceanalysisofthecompositenanoparticlesTheaimis：First，allorganico

5、rinorganicsurfacecoatingwillbeformedinthesurfaceofnanopartictesnliscariavoidcontactingbetweennanoNiandairItGallimprovetheoxidationresistanceofnanoNiSecond，thesurfacecoatingpossesseswellelectricordielectriccharacterwhichm

6、akesthecompositenanoparticlescanbeusedinthefieldofmicrowaveabsorptionmaterialsorelectrorheologicalfluidsTheresearchdetailsincludedasfollowing：1msurfaceofnanoNiwasmodifiedbysilanecouplingagents(KH一550)，The承resultsshowthat

7、silanecouplingagentsandllano—NiwerecombinedthroughchemicalbondThereisNH2groupinthesurfaceofllanoNiwhichprovidesactivepointformepolymerizationofanilinenleelectromagneticparametersofmodifiednanoparticlesweremeasuredThenthe

8、electromagneticperformanceofthecompositeparticleswasanalyzed111ereflectionlossR(dB)ofthecompositeparticleswassimulatedwiththeelectromagnericdataNanoNi／PANicompositenanoparticleswerepreparedthroughinsitupolymerizationofan

9、ilineinthepresenceofAPS—nanoNiThe州H2grouptookpartinthereactionthroughanalysisofcompositenanoparticlesThePANicoatingimproveparticle’soxidationresistanceinairandcompatibilitywithpolymerbodynlecompositenanoparticleshavecore

10、—sheHstructure2ThesurfaceofNanoNiwascoatedwi鏹dielectricsilicavialiquiddepositionmethodandAgviatheinversemicroemulsionmethodSubsequentlythecharaterofthecompositenanoparticleswasanalyzedAccordingtotheIRandTEMresults，wecall