超高分子量聚乙烯基纳米复合材料的导热性能研究

Vol137No1172NEWCHEMICALMATERIALS37120091:(20346001);(B10$B2060090);(20050561017);(NCET$04$0826):(1984-),,,,(,,510640)AlNC,HotDisk,,,20%,018969Wm-1K-1,150%,,Thermalconductivityofultra2highmolecularweightpolyethylenenano2compositeLiYingyingZhuDongsheng(TheKeyLabofEnhancedHeatTransferandEnergyConservation,MinistryofEducation,SouthChinaUniversityofTechnology,Guangzhou510640)AbstractSeveralaccretions(nano2AlNCfibre)withhighthermalconductivitywereaddedinUHMWPE,andthethermalconductivitiesofdifferentnano2compositesweremeasuredbyHotDisk.Furthermore,theinfluencesofdifferentaccretionsanddifferentcontentsonthethermalconductivitywereresearched.Theresultsshowedthat,thethermalcon2ductivitiesofUHMWPEnano2compositeswereadvancedhighly,anditcouldbe018969Wm-1K-1when20%carbonwasaddedintheexperiment.Keywordsultra2highmolecularweightpolyethylene,composite,thermalconductivity(UHMWPE),,,,UHMWPE,,,Li[1]AlNSiC,2123Wm-1K-1Xu[2]AlNAlN(PVDF),1115Wm-1K-1,[324]AlNCUHMWPE,,UHMWPE,,,111111UHMWPEM2II250HDPETD0010AlN50nm1100KH2550101022HotDiskDRX22HotDiskXLB20.63/0.5MMKQ2200DEJJ21DZF26020©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(99%),120min,;,100180min40,2.2UHMWPE,,3UHMWPE:HDPE8020,3()12345678910111213AlN/%0510152000002.557.510C/%0000051015202.557.5102.3,200,1000Pa,30min,10min2.4HotDisk:01005500Wm-1K-1,101000K,0149229140mm,3%,,,12331,AlN,UHMWPEAlN5%,UHMWPE013546Wm-1K-1015800Wm-1K-1,AlN15%,UHM2WPE016322Wm-1K-1,78%,AlN20%,016599Wm-1K-1,86%1ALN/UHMWPEALN[3],,UHMWPE,,,,,,,,,,2,C,UHMWPEC5%,UHMWPE013546Wm-1K-1017897Wm-1K-1;C15%,UHM2WPE018259Wm-1K-1,130%,C20%,018969Wm-1K-1,150%,15%,2C/UHMWPEC3,AlN/C,UHMWPE5%,UHMWPE013546Wm-1K-1016344Wm-1K-1;15%,UHMWPE016834Wm-1K-1,94%,20%,017868Wm-1K-1,120%,15%,,2C3AlN/C/UHMWPEALN/C(AlNC=11)13,(AlNC37©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.)UHMWPE,:,:CAlN,,:CAlN,CUHMWPEAlN320Wm-1K-1,C160Wm-1K-1,AlNC,,CAlN,,,,,,,,CUHMWPE4(1)(AlN,C,)UHMWPE(2),:CAlN(3),:CAlN,,C(4),,15%,,,C20%,018969Wm-1K-1,150%[1]LiL,ChungDDL.ThermallyconductingpolymermatrixcompositescontainingbothAlNparticlesandSiCwhiskers[J].JournalofElectronicMaterials,1994,23(6):5572564.[2]XuYS,ChungDDL,MrozC.Thermallyconductingalumi2numnitridepolymer2matrixcomposites[J].Composites,PartA:appliedscienceandmanufacturing,2001:174921757.[3],,,.AlN/[J].,2000,15(6):103121036.[4],,,.[J].,1998,(5):10214.:2008204229:2008209218(55),,;;,,[6],,,,,,,,,,,,,,,,3(1),,(2),,(3),,,1.5;,[1],,,.[J].,2007,32(3):20223.[2],,.[J].,2008,25(1):629.[3],,.[J].(),1997,17(1):1112115.[4],,,./[J].,2001,22(1):37240.[5]SaiSarva,SiaNemat2Nasser,JeffreyMcGee,etal.Theeffectofthinmembranerestraintontheballisticperformanceofarmorgradeceramictiles[J].InternationalJournalofImpactEngi2neering,2007,34,2772302.[6],,.[J].,2007,35(2):35237.:2008209225:200821122547©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.