靜電紡再生絲素-殼聚糖共混納米纖維研究.pdf

1、螽糾式孚碩士學(xué)位論文(2006屆)靜電紡再生絲素／殼聚糖共混納米纖維研究StudyonelectrospunregeneratedsilkfibroirdchJtosanblendednanofibers研究生姓名———堂亙塑—————指導(dǎo)教師姓名一墾些韭』壟墨L——專業(yè)名稱、塹塑撾鹽墨莖墨曼遙鹽研究方向壁萱莖壁鹽量度劍點(diǎn)一一論文提交日期—————塑墮主—生旦———靜電縭再生絲藁／殼聚耱拱混納米纖維研究英文提要Studyonelectr

2、ospunregeneratedsilkfibroin／chitosanblendednanofibersAbstractElectrospinningisthemostbasictechniquefortheproductionofnanoscalefibersThehardcoreofthemethodistomakechargedjetflowanddistortion，thefibrousmatterisproducedCons

3、equentlyanewprocessmethodtomakemieromoleculesturnintofunctionalnanofibersisprovidedBecausenanofibershaveseveralusefulpropertiesincludingsmalldiameterhig蠢surfacearentovolumeratioandhighpom蠡tytheycanbeusedsuchasfiltermembr

4、ane，wounddressings，tissueengineeringandbiomedicalengineeringextensivelyThisthesisr／ladeapreliminaryr囂earchontheelectmspinningofregeneratedsilkfibmin($F)／ehitosan(CS)bytheselfdesignedelectrostaticspinninginstrument，making

5、useofgoodbiodegradabilityofchitosanandcharacteristicofsharesolvent，formicacidassolvent。WeresearchedtheinfluenceoftheSFsolutionconcentrationvoltageetectrospinningdistanceOilfibers’morphologyandstructureMoreovertheinfluenc

6、eofSFconcentrationandvoltageOilmicrostructureofelectrospunSF／CSnanofiberswasalsotestedandanalyzedbymeansofRamanandDTATGFurthermore，ItinvestigatedthemicrostructureofSF／CSnanofiberstreatedbymethan01AtthesametimeWestudiedth

7、erelativecontentofCS’SeffectOnmechanics，resolvingandantibacterialspropertiesofSF／eSblendedmembraneTheresultsshowedthat：Intheconditionofvoltage30kV，distance12cm，thebesttermisconcentrationofSFandCSare13wt％and35wt％respectiv

8、elythecompositionratio70：30；111esequenceofthreeparametersthataffectedthemorphologyanddiameterwasSFconcentration，voltageanddistanceTheadditionofCSispropitioustoeliminatethestringofbeadsOilSFnanofiberselectrospunfromlow，vi