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123456?5@ABNOPQR                                                                                 4 3 1




         EffectofSiliconCarbideConductiveAdhesiveonthePerformanceofElectricexplosiveDevice


         BAIYingwei,LIHui,CHEN Zhen,REN Wei,CHUEnyi
         (StateKeyLaboratoryofAppliedPhysicsandChemistry,ShaanxiAppliedPhysicsChemistryResearchInstitute,Xi′an710061,China)

         Abstract:TostudytheeffectofratioofsiliconcarbidetoepoxyresininSiCconductiveadhesiveontheperformancesofelectro
         staticprotection,insulationresistanceandignitionsensitivityforelectricexplosivedevice,theratioofsiliconcarbidetoepoxyres
         inwasadjusted,tenkindsofsiliconcarbideconductiveadhesivematerialswithdifferentproportionswereprepared.Accordingto
         anelectrostaticdischargetestandamethodformeasuringinsulationresistanceprescribedinGJB5309.6 - 2004"Testmethodsfor
         initiatingexplosivedevices",thehighestelectrostaticprotectionvoltage,theinsulationresistanceofthefootandshellandtheigni
         tionperformanceparametersforastandardinitiatingexplosivedeviceundertheconditionthattheSiCconductiveadhesiveisnot
         coatedandtheSiCconductiveadhesiveiscoatedwithdifferentproportionsweremeasured.Theinfluencelaw ofSiCconductive
         adhesiveontheperformanceofelectricwasobtained.Resultsshowsthatwhentheratioofsiliconcarbidetoepoxyresinis
         1.25∶1.thehighestelectrostaticvoltageprotectioncapabilityoftheinitiatingexplosivedevicereaches30kV,andwhenthetest
         voltageislessthan100V,itcanmeettherequirementofinsulationresistancevalue>20MΩ,atthesametimeitdoesnotaffect
         theignitionperformanceoftheproduct.
         Keywords:electricexplosivedevice;humanbodystaticelectricity;SiCconductiveadhesive;ignitionsensitivity;insulationresist
         ance
         CLCnumber:TJ45                  Documentcode:A                DOI:10.11943/j.issn.10069941.2018.05.009


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