静电纺丝技术制备纳米纤维及其渗透性能研究-肖波齐

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1,2,1,3(1.,365004;2.,518060;3.,):,,,,,。。:;;:TQ340.6:A:1673-4343(2016)04-0043-04PreparationofNanofibersandtheInvestigationofPermeabilityPerformanceXIAOBo-qi1,TUXing2,WANGZong-chi1,FANJin-tu3(1.SchoolofMechanicalandElectricalEngineering,SanmingUniversity,Sanming365004,China;2.ArtandDesignCollege,ShenZhenUniversity,Shenzhen518060,China;3.DepartmentofFiberScienceandApparelDesign,CornellUniversity,Ithaca,NY,USA)Abstract:Thenanofiberispreparedbyelectrospinningtechniqueinthispaper.Theporosityofnanofiberiscalculated.Be-sides,themicrostructureofnanofiberisobservedusingscanningelectronmicroscope.Therelationshipbetweenpermeabilityandporosityisdiscussed.Itisshownthatpermeabilityofnanofiberincreaseswiththeincreaseofporosity.Theaimsofthisstudyistoes-tablishthefoundationoftheoryandtechnologyfordevelopingfunctionalclothinganddesigninghighlyefficientfiltersystem.Keywords:nanofiber;permeability;porosity:2015-07-08:(51576114);(2016J01254);“”(JA14285);“”;(2014-G-7):,,,。:。,,(nanofiber)[1-7]。Silva[8],;,;SCIENCE。,[9],,1120168334JOURNALOFSANMINGUNIVERSITYAug.2016Vol.33No.4doi:10.14098/j.cn35-1288/z.2016.04.008610nm,24h10000m2,。、,、、、、、、。,,,、、。,20nm,20nm。,、、、、,。,,。(),。,。,,。11.1。2DT-100,::AC220V,50Hz;:500W;:930×660×800;:0~40,≤80%;:;:(4);:0.1~20mL/h;:0~45kV;:20cm;:20~300r/min;:5~30cm;:0~30mm/s;:0~30mm/s;:50cm;:100~1000nm1.2,。,(3)。,。2DT-10033-44-5/SEM(6000×),,(4),。3,,,,,。341.3,3,(d=2.5mm)(12mL),:18kV,16cm,1mL/h。,(2)(5),。JSM-5600LVSEM5,18kV,6000。SEM,,,。,。,,,30~1800nm,,3~100μm。,:4-45-1.4(Φ),16cm2,36h(m),(h),(1)[10]。Φ=1-ρafρfh(1)(1),ρaf=m/A,m,A,h,ρf。,,0.84~0.90,,,。2,TEMCOMP–401,1,6。16,,,,,,,,。,,。610.840.850.860.870.880.890.90k/m22.77×10-93.10×10-93.26×10-93.66×10-93.91×10-94.65×10-94.83×10-93,,,,,,。。,,、;。:[1],.[J].,2007,33(1):52-56.(66)33-46-[13],.[J].,2006,25(12):80-81.[14],,.[J].,2007(18):189-192.[15].[D].:,2014:33-38.[16],,.[J].,2013(13):58.[17]KULKARNISV,KHAPARDESA.Transformerengineering:designandpractice[M].Newyork:MarcelDekker,2004:25-32.[18]GBT2423.2-2008[S].[19],.[J].(),2008,40(3):407-412.[20]GJBZ27-1992[S].[21],,,.BeO[J].,2014(5):72-75.[22].PCB[J].,1998(5):2-8.(:)[2]GOBANA,CHOIKS,ALTONDJ,etal.Demonstrationofastate-insensitive,compensatednanofibertrap[J].PhysicalReviewLetters,2012,109(3):033603.[3],,,./TiO2[J].,2012,70(15):1604-1610.[4]PAND,OMBABAM,ZHOUZY,etal.Directgrowthofcarbonnanofiberstogeneratea3Dporousplatformonametalcontacttoenableanoxygenreductionreaction[J].ACSNano,2012,6(12):10720-10726.[5],,,.[J].,2013,29(10):118-122.[6],,./[J].,2013,34(7):1-4,14.[7]XIAOBQ,FANJT,WANGZC,etal.Fractalanalysisofgasdiffusioninporousnanofibers[J].Fractals,2015,23(1):1540011.[8]SILVAGA,CZEISLERC,NIECEKL,etal.Selectivedifferentiationofneuralprogenitorcellsbyhigh-epitopedensitynanofibers[J].Science,2004,303(5662):1352-1355.[9].()[C].2008:885-891.[10]ALBERP,ANNAB,LEONG.Applicationofnanofiberstoimprovethefiltrationefficiencyofthemostpenetratingaerosolparticlesinfibrousfilters[J].ChemicalEngineeringScience,2006,61(20):6804-6815.(:)(46)))))))))))))))))))))))))))))))))))))))))))))))))))))))33-66-

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