1、武漢理工大學(xué)碩士學(xué)位論文納米氧化鋅硅橡膠復(fù)合材料的制備及性能研究姓名：黃若晨申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：材料學(xué)指導(dǎo)教師：熊傳溪201206武漢理工大學(xué)碩士學(xué)位論文AbstractInelectricindustryimprovedperformanceofhighreliabilityandlonglifeformicro—electronicdevicesisdemandedduetothewidelyuseoflargescaleint

2、egratedcircuitWithoutstandingelectricallyinsulatingandthermallyconductivitytheelectricallyinsulatingandthermallyconductivitypolymercompositeisplayinganimportantroleOnthebasisofsurveyingoftherelativeliteratureabouttheelec

3、tricallyinsulatingandthermallyconductivitypolymercomposite，threekindsofcompositeswerepreparedusingbi—componentIUVsiliconrubberasmatrix，nanometerzincoxidepowderasfillerwhichwastreatedbyvariousmodifyingmethodandcoupleusedw

4、ithzincoxidewhisker(ZnOw)Theeffectsoffillers’content，processingtechnologymodifyingmethodsonthethermalconductivityvolumeresistivitydielectricpropertythermalstabilitymechanicalproperties，structureandotherpropertiesofcompsi

5、teweredeeplyresearchedbymodemanalyticalmethods，suchaSthermalconductivetesterhiighinsulationresistancemeters，scanningelectronmicroscopyThroughexperiments，followingconclusionsCanbeobtained：鼢addfionofnanoZnOfillerthermalcon

6、ductivityofthecompositecangetanobviousimprovementWhenthefillamountofnano—ZnOwas90phrthethermalconductivityofcompositecameuptoO94W／(m’K)，beingmorethan37timesofthatofpuresiliconrubberTheadditionofnanoZnOfillerintosiliconru

7、bberdecreasesitsvolumeresistivitywhereasincreasesitsdielectricconstantanddielectricloss，however，itremainsgoodelectricallyinsulatingpropertiesBesides，thethermalstabilityofthecompositeWasenhancedwiththeadditionofnanoZnOfil

8、lerWithsurface—modificationbystearicacid，KH570，A172respectivelytheagglomerationofnanoZnofillerinsiliconrubbermatrixcouldbeimprovedThethermalconductivityofcompositewasalsoeffectbymodificationThebiggestincreaseofthermalcon