环氧大豆油改性水性聚氨酯胶粘剂

©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:(TC05B372-6):(1968-),,,,1,1,1,2,1,1(1.,510640;2.,437100):,,,,,,4%6%(,),,,,:;;;:TQ436+.5;TQ433.4+32:A:1001-3563(2008)08-0001-03WaterbornePolyurethaneAdhesiveModifiedbyEpoxySoybeanOilGUOWen2jie1,FUHe2qing1,SITUYue1,HUGuo2wen2,LANRen2hua1,CHENHuan2qin1(1.SouthChinaUniversityofTechnology,Guangzhou510640,China;2.XianningCollege,Xianning437100,China)Abstract:Waterbornepolyurethane(WPU)waspreparedfrompolyetherdiol(N220)andtolylenedi2isocyanate(TDI)asrawmaterial,andepoxysoybeanoil(ESO)asmodifyingagent.TheemulsionwascharacterizedbyFouriertransforminfrared(FTIR)andparticlesizeanalyzer.Thestabilityoftheemul2sion,thewater-resistanceoftheWPUfilms,andtheadhesivepropertyoftheWPUadhesivewereinves2tigated.ThespectrumofFTIRshowedthatepoxygroupofESOwasreactedandpolyurethaneemulsionmodifiedbyESOwasobtained.WhenthecontentofESOwas4%6%(massfraction,thesamebelow),thestabilityoftheemulsionwasgood,theviscosityoftheemulsionwaslow,andtheWPUfilmshadlowwaterabsorption.TheadhesiveformulatedbytheWPUcouldmeettheneedoftheadhesiveofthelaminat2edsoftpackagefilms.Keywords:waterbornepolyurethane;adhesive;epoxysoybeanoil;laminatedsoftpackagefilms,,[1-4],[5],[6-9],,[10],,,,,[11],(ESO)(51%57%,,),(32%36%),(2.4%2.8%),(4.4%4.6%),,34,,,,,1©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(N220),,;(TDI280),,;1,42(BDO),,;(DMPA),,Perstop;,,;(TEA),,;(ESO),,(PECPPOPPPET),1.2N220TDI(),7585NCO;BDO,1.5h;70,DMPAESO,4h,;40,,1.3,,CPPOPPPEPET:CPP/OPPCPP/PETCPP/PETPE/OPPPE/PETPE/PET,,501min,,,6030min,T1.4(FTIR)FTIRspectrum2000(PerkinElmer)GB6753.3-86GB/T2794-1995BrookfieldDVII+,MalvernZSNanoS,:,3d,5048h,,2cm2cm,m1,,,m2S:S=m2-m1m1100%T:Instron3367GB/T2791-1995T,300mm/min22.111Fig.1FTIRspectrumofESO,theblendofESOandtheprepolymer,andESOPUemulsion1a,,1161cm-1COC,1106cm-1COC,824cm-1(COC)1bN220TDI,,,2273cm-1NCO,824cm-1,,3300cm-1NH1c,2273cm-1NCO824cm-1,NCO;,3300cm-1NH1b,NH2.2,,,,,DMPA5%,11Tab.1EffectofESOcontentonthepropertiesofemulsion/%//(mPas)0652.42623.74,613.86,65.2813.71,,,NCO2PACKAGINGENGINEERINGVol.29No.82008.08©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(:a0;b2%;c4%,d6%,d8%)2,PU,,,,,,2.3,,,,,34,NCO,,,,,,3DMPA5%,3ESOFig.3EffectofESOcontentonthewaterabsorptionofWPUfilms,,,,,,,,,,,8.0%,,,4%6%2.4,34,,,22Tab.2EffectofESOcontentontheadhesionpropertyofWPUadhesiveESO/%T/(Nm-1)CPP/OPPCPP/PETCPP/PETPE/OPPPE/PETPE/PET06184749381882831131061251141144105144128147142141611716114216115915889110194114103992,T,,,;,,,,,,,,4%6%,T,100N/m2,4%6%,100N/m,3,,(9)3©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:[1],.[J].,2007,(10):56-58.[2].[J].,2007,(2):4-5.[3].[J].,2002,(5):7-8.[4].[J].,2004,(10):61-63.[5],,.[J].,2006,27(3):92-94.[6].[J].,2007,(1):31-37.[7].[J].,2007,(10):3-9.[8].Visualc++.net[M].:,2002.(3),4%6%,,,,:[1],./PE[J].,2006,27(3):25-27.[2],.N2[J].,2007,28(1):7-9.[3],,,.[J].,2007,28(12):41-43.[4]GUOWen2jie,FUHe2qing,HUANGHong,etal.WaterbornePolyurethaneAdhesiveModifiedbyRosinforLaminatedPackageFilms[J].,2007,28(1):33-34.[5]HIROSEM,ZHOUJ,NAGAIK.TheStructureandProper2tiesofAcrylicPolyurethaneHybridEmulsions[J].ProgressOr2ganicCoating,2000,38:27-34.[6]OTTSDanielB,DUTTASandipan,ZHANGPing,etal.Syn2thesisandPhaseSeparationDuringFilmFormationofNovelMethylMethacrylate/n2butylAcrylate/methacrylicAcid(MMA/BA/MAA)HybridUrethane/acrylateColloidalDispersions[J].Polymer,2004,45:6235-6243.[7]WANGC,CHUF,GRAILLATC,etal.HybridPolymerLate2xes:Acrylics2polyurethanefromMiniemulsionPolymerization:PropertiesofHybridLatexesVersusBlends[J].Polymer,2005,46:1113-1124.[8]LEBENIKUrÍka,KRAJNCMatjaÑ.SeededSemibatchEmulsionCopolymerizationofMethylMethacrylateandButylAcrylateU2singPolyurethaneDispersion:EffectofSoftSegmentLengthonKinetics[J].ColloidsandSurfacesA:PhysicochemEngAs2pects,2004,233:51-62.[9]BROWNRichardA,COOGANRichardG,FORTIERDaveG.ComparingandContrastingthePropertiesofUrethane/acrylicHybridswithThoseofCorrespondingBlendsofUrethaneDisper2sionsandAcrylicEmulsions[J].ProgressinOrganicCoatings,2005,52(1):73-84.[10]WANGLZ,CHENKN.IntroductionofCovalentlyBondedPhosphorusintoAqueousBasedPolyurethaneSystemViaPost2curingReaction[J].JournalofAppliedPolymerScience,1999,74:2499-2509.[11].[J].,1996,(6):15-16.9