氨基硅化合物改性水性聚氨酯的合成及其應用.pdf

1、蘇州大學碩士學位論文氨基硅化合物改性水性聚氨酯的合成及其應用姓名：來玉兵申請學位級別：碩士專業(yè)：紡織化學與染整工程指導教師：陳國強20080501氨基戳純會物改掛承性聚氨醵熬會成及其旋用英文攮要TheSynthesisofWaterbornePolyurethaneModifedwithAminoeSilicaneandItsApplicationAbstractAwaterbompolyurethane(WPU)wassynthesi

2、zedwithisophoronediisocyanate(IPDI)，polyesterpolyol(Mn3000)，22bis一(hydroxylmethyl)propionieacid(DMPA)，14butanediol(BDO)。ThentheWPUwasmodifiedwi也AminoethylaminopropylPolydimethylsiloxane(AEAPS)Theeffectsofdifferentofcompe

3、ntsontheparticlesizeoftheemulsionandthemechanical、wateruptakepropertiesofthefilmwerediscussedThenthepropertechnicsWgt“eobtained。ThenthemodifiedWPUWassynthesizedtheeffctof眾囂APStotheemulsion，includingparticlesize、viscosity

4、andcentrifugalstabilityofemulsionwerestudied?。簂eresultshowed。鷸dosageofAEApSincreased，tlleparticlesizeofS釜一WPU(modifiedWPU)increasedthecentrifugalstabilitybecamelowtheviscosityofmodifiedemulsionincreasedatfuntthendecrease

5、dFurthermore，F(xiàn)1■_IR，TGSEMwereusedtochracterisethepropertiesandstructureofthefilmInfaredspectroscopy(FTIR)indicatedthat^E姆SWasgraftedontheWPUchain；TGindicatedmodifiedWPU’thermaldecomposition婦twosteps，Scanningelectronspect

6、roscopy(SEM)indiccatedthatthereWaSmicrophaseseparationinthemodifiedWPUfilm；withthecontentof舡般SincreasedthesurfacewateraircontactangleincreasedandthesurfaceemergeWasdecreasedthesurfaceoffilmshowedwatc鏟州sistanceWPUandmodif

7、edWPUwereappliedoncottoncoating麓％tenessmoisturepermeabilityoffabricdecreased，whilewetcrockingfastnesspressureincreasedaftercoatingKeywords：waterbornepolyurethane；aminoethylarninopropylpolydimethylsiloxanemodification：coa