丙纶织物的常压辉光放电等离子体表面改性

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1、大连理工大学硕士学位论文丙纶织物的常压辉光放电等离子体表面改性姓名：陈茹申请学位级别：硕士专业：材料学指导教师：顾彪20030701AbstractThesurfacemodificationofpolypropylenefiber(FFP)byatmospherepressureglowdischargeplasma(APODP)hasbeenresearchedinthisthesis，whichadoptedtheAPGDPtreatmentprocessingandaimedatthecharacteristicsofpoorw

2、ettabilityanddvabilitvofPPFInt}liSthesis．firstlywetrial-producedanAPGDPreactorAftercomparisonofseveralelectrodematerialsandconstructions，wechosethestainlesssteelflatpanelmetalelectrode，andaftercontinuousimprovingandperfectingitssurfacelightness，itcametothestandardofdisch

3、arge．Accordingtoelectrodeconstructionandelectriccircuitparameters，wecustomer-madeQuartzinsulatingdielectricplateswithparticularsizeandthickness．andthegaDbetweentwoelectrodesiSadjustableaccordingtotheoperationInconsiderationofindustrializationprospectofplasmatreatment，wem

4、adeaseriesofexperimentswithmanykindsofWOrkinggases，andstable，homogeneousAPGDPhasbeenestablishedwithgasessuchasHe／C07，He，NHl．He／Ar，He，andetc．Secondly,volt—amperecharacteristiciSmeasured．Comparingthedischargecurrentandvoltagewaveformatlowandatmosphericpressure，Itdemonstrat

5、esthatthestable，homogeneousAPGDPhasbeenestablished．Thirdly,Thegenerationandmechanismofdischarge，andsomefactorsthataffectdischargeareinvestigatedindetail．Theimpedancematchingbetweenthepowersupplyandreactordirectlyaffectsthequalityofdischargeandtheeffectofmodification．SOit

6、iSthekeyissuetoAPGD．Westudiedanddiscussedtheimpedancematchingbymeansofprimary—sideandsecondary—sidematching．parallelandserial—connectionmatchingbasedonactualcircuitoflaboratory．Atieralotofexperimentstheapproximatematching—pointhasbeenapproachedatlast．Itshowedthatthemodif

7、icationeffectonPPFofAPODPincaseofmatchingiSobviousbet_certhanthatincaseofun—matching．ThesurfacemodificationofPPFbyAPGDPwasresearchedusingtheself_madereactor．andthedye-uptakeamountsto27．4l％．K／SiS4．47．ByusingofanalysistechniquesuchasFTIR，opticalemissionspectrum(OES)，wettab

8、lerate，dye—uptake(K／S)，thewettablityanddyablityofPPFbothtreatedanduntreatedweremeasured，Thefactorsthata