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1、外文资料翻译Water-bornepolyurethaneThewater-bornepolyurethaneresinalreadygraduallyreplacethesolvent-based,becometheimportantdirectionofpolyurethaneindustry.Thewater-bornepolyurethanecanbewidelyusedincoating,adhesive,coatedfabricandfinishingagent,leatherfinishingagent,
2、papersurfacetreatedandfibersurfacetreated.Thisprojectfundedbythenationalnaturalsciencefundsresearchandtenyearsofresearch,hasbecomeamatureaniontypepolyurethaneemulsionandcationemulsifyingsinceemulsifiedpolyurethaneemulsiontypesynthesismodificationsincethetechnolo
3、gy,canprovide1tons/daywater-bornepolyurethaneproductioncapacityofproductionsetoftechnologyandequipmenttechnology.Thisprojectcanbebasedonuserneeds,forformuladesignofwaterbornepolyurethanewithadjustmenttomeetrequirementsofactualuse,andcanbecombinedwithhightechnica
4、lpreparationnanometerheterozygouswater-bornepolyurethane.Thewater-bornepolyurethanewholesyntheticprocesscanbedividedintotwophases.Thefirststagefor,namelytheadvancegraduallypolymerizationoligomerglycol,chainextensionagent,water-basedmonomeranddiisocyanatethrougha
5、solutiongraduallypolymerizationgeneratingrelativemolecularmassforl000middleweightofwaterbornepolyurethane;Thesecondstageforneutralizationofprepolymerizationbodyinthewaterafterthescattered.WaterbornePUduetoitsenvironmentalprotection,althoughhistoryisnotlong,butis
6、developingveryfast.Thewater-bornepolyurethaneincludingPUsolution,waterdispersedandwateremulsionthree,colloidalsystemforbinary,polyurethane(PU)particlesscatteredtheprototype,alsohavecalledstudied.itwaterbornePUorwater-basedPU.Duetothediversityofpolyurethanemateri
7、alsandformula,thewater-bornepolyurethanedevelopment40yearsorsooftime,peoplehavedevelopedmanykindsofpreparationmethodsandpreparationformula.Thewater-bornepolyurethanevarities,canpressavarietyofmethodsclassification.1.WithappearancepointsThewater-bornepolyurethane
8、polyurethaneemulsion,polyurethanecanbedividedintodispersed,pusolution.Theactualapplicationisthelargestpolyurethaneemulsionanddispersed,2.Accordingtotheuseformofpoints