氨基硅化合物改性水性聚氨酯的合成及其應(yīng)用.pdf

1、蘇州大學(xué)碩士學(xué)位論文氨基硅化合物改性水性聚氨酯的合成及其應(yīng)用姓名：來(lái)玉兵申請(qǐng)學(xué)位級(jí)別：碩士專(zhuān)業(yè)：紡織化學(xué)與染整工程指導(dǎo)教師：陳國(guó)強(qiáng)20080501氨基戳純會(huì)物改掛承性聚氨醵熬會(huì)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