高固含量水性聚氨酯制备新工艺

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Þ,,,,ÞÞ(中山大学化学与化学工程学院高分子研究所,广州510275):,,,,:;;;NewPreparationTechniquesofWaterbornePolyurethanewithHighSolidContentÞZHUZu-zhao,ZHANGFeng-jun,HUANGYu-gang,MAIBi-yun,CHENXu-dongÞÞ(InstituteofPolymerMaterials,SchoolandChemistry&ChemicalEngineering,SunYat-SenUniversity,Guangzhou510275,China)Abstract:Basedonanalyzingthepreparationtechniquesofthesynthesisofwaterbornepolyurethanedisper-sions,theadvantagesanddisadvantagesofcontinuousprocess,sem-icontinuousprocessandbatchprocessformanufacturingpolyurethanedispersionswerediscussedinthispaper.Somesuggestionsfortheimprovementsofthepreparationtechnologiesofwaterbornepolyurethanedispersionswereproposedbycombiningthepreparationprocessoftheresearchgroup.Keywords:waterbornepolyurethane;continuousprocess;highsolidcontent;preparationtechniques,,1969Bayer,[1][2,3],,,1953DuPontW.Yandott,,,,,,4,DMPA,,NCO,[4],,,/,,,,,1111,:(1),,,NMP(2),,(3)[5]112*:(:2005C11049)**::,,E-mail:cescxd@mail.sysu.edu.cn#6#2008362,113(1),,(2),,,,,(3),[6](4),,2DowJoginderN[7],:,,,30~1,000nm,,,50e~150e,90%,-,,1[7]:1211,,,212,,,380,Bayer,,[6,8-10]:(1),[11](2),,,(3)2[11]Bayer,,KOCHSMX/,OakesMixersModel2MH1A,0.1L,2000rmp,,2s,Mobay[12]-,,/1[12]1/rpm/(watts#cc-1)/s/(kg#h-1)/L500~80000.3~10.01~30500.12000~60001.0~4.05~1060~25000.5~2.5,,,50e~70e,:(1),,,#7#2008362,(2),,,,[9],,,,,,,,,4,,,,[13],,,,,,[14],JongYoonJang[15]NCO/OHNCO/OH,,5[16,17],,,,,L.K.Saw[18],,,,,,,100nm~200nm,6,,(1),,,,(2),:¹:,,,,º,,,,,»,,(3),TDI,,,,,,,,[1]TillmannH,JuergenM,ThomasM,JuergenR,JorgS.Aque-ouspolyurethanedispersions.USPatent6284836(2001)1[2]GenterH,WolfgangH,WalterM,RudolfH.Aqueoussolutionsanddispersionsofpolyisocyanatepolyadditionproducts,aprocessfortheproductionoftheaqueoussolutionsanddispersionsandtheiruseasadhesives.USPatent5432228(1995)1[3]GeorgeE.S,TinaR.D.Waterbornepolyurethanehavingfilmpropertiescomparabletorubber.USPatent6017997(2000)1[4]PalithaK.A,PakT.L.Aqueouspolyurethanedispersionsynthe-sisforadhesivethermoformingapplications.USPatent5155163(1992)1[5].[J].,2005,20(2):1-51[6]MajidK.Improvedpolyurethanedispersionstabilityviacontinu-ousprocess[J].AdvancesinPolymerTechnology.2003,22(3):218-2241[7]JoginderN.Anand,SvenH.Ruetman.Asemi-continuouspro-cessforthepreparationofpolyurethane-ureaaqueousdisper-sions.USPatent5037864(1991)1[8]PeterH.M,ArthurW.M,WolfgangD.W.Continuousprocessfortheproductionofaqueouspolyurethaneureadispersions.USPatent4879322(1989)1[9]WolfgangH,WalterM,PeterF.Processforthecontinuouspro-ductionofaqueouspolyurethanedispersionsandtheiruseasacoatingcompositionorasanadhesive.USPatent4857565(1989)1(下转第30页)#8#2008362[13],,,..[J],2001,64(4):226-231.[14]AgrawalYK,KunjiS,MenonSK.Analyticalapplicationsofca-lixarenes.Rev.Anal.Chem[J],1998,17(2):69-139.[15]..[J],1999,11(3):275-285.[16]JuliusRJ.Host-guestchemistryofcalixarenecapsules.Chem.Commu[J],2000,8:637-6431[17]DeNamorAFD,CleverleyRM,ZapataOrmacheaML.Thermo-dynamicsofcalixarenechemistry.Chem.Rev[J],1998,98(7):2495-2526.[18]LinnaneP,JamesTD,ShinkaiSJ.Thesynthesisandpropertiesofacalixarene-basedsugarbowl.Chem.Soc.Chem.Commun.1995,19:1997-1998.[19]GradyT,HarrisSJ,SmythMR,etal.Determinationoftheenan-tiomericcompositionofchiralaminesbasedonthequenchingofthefluorescenceofachiralcalixarene.Anal.Chem.1996,68(21):3775-3782.[20]CarolL,KarenJ,KieranN,etal.Tuningandenhancingenantiose-lectivequenchingofcalixarenehostsbychiralguestamines.Ana-lyticalChemistry.2002,74(1):59-66.[21]JunL,QiYZ,ChuanFC,etal.Facilesynthesisandopticalreso-lutionofinherentlychiralfluorescentcalix[4]crowns:enantiose-lectiverecognitiontowardschiralleucinol.Tetmhedron.2005,61(35):8517-8528.[22]LiuSY,HeYB;WuJL,etal.Calix[4]renescontainingthioureaandamidemoieties:neutralreceptorstowardsA,X-dicarboxy-lateanions.Org.Biomol.Chem.2004,2,1582-1585.[23]ZhaoCX,SuKK,HaNK,etal.Anaphthalimide-calixareneasatwo-facedandhighlyselectivefluorescentchemosensorforCu2+orF-.TetrahedronLetters.2007,48,9151-9154.[24]LerayI,ValeurB,ReillyFO,etalAnewcalix[4]arene-basedflu-orescentsensorforsodiumion.Chem.Commun.1999,999(9):795-796.[25]JinCM,LuGY,ShiZW,etal.Synthesisandcationcomplexa-tionpropertiesofcalix[4]crownsbearingpendantdonorsites.Supramol.Chem.2004,1,41-50.[26]TalanvoGG,ElkarimNSR,TalanvoVS,etal.Acalixarene-basedfluorogenicreagentforselectivemercury(II)recognition.Anal.Chem[J].1999,71(15):3106-3109.[27]LiuJM,ZhengQY,YANGJL,eta1.AnewfluorescentchemosensorforFe3+andCu2+basedoncalix[4]arene.Tetra-hedronLett.2002,43,9209-9212.[28]LiCY,ZhengQY,ChenCF,etal.FluorescentprobesofD-(+)-gluconicacidD-lactonebasedonbinaryhostsofchiralcalix[5]arene.Tetrahedron.Asrymmetry.2005,16(16):2816-2820.[29]YuDC,QiYZ,ChuanFC,etal.Anewfluorescentche-mosensorfortransitionmetalcationsandon/offmolecularswitchcon-trolledbypH.TetrahedronLetters.2003,44:4751-4755.[30]MetivierR,LerayI,ValeurB.Ahighlysensitiveandselectiveflu-orescentmolecularsensorforPb(II)basedonacalix[4]arenebearingfourdansylgroups.Chem.Commun.2003,3(8),996-997.[31]JunML,JianHB,QiYZ,etalHighlyselectivefluorescentsens-ingofPb2+byanewcalix[4]arenederivative.Tetrahedron.Let-ters.2006,47:1905-1908

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