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1、外文资料翻译Water-bornepolyurethaneThewater-bornepolyurethaneresinalreadygraduallyreplacethesolvent-based,becometheimportantdirectionofpolyurethaneindustry.Thewater-bornepolyurethanecanbewidelyusedincoating,adhesive,coatedfabricandfinishingagent,leatherfinishingagent,paper
2、surfacetreatedandfibersurfacetreated.Thisprojectfundedbythenationalnaturalsciencefundsresearchandtenyearsofresearch,hasbecomeamatureaniontypepolyurethaneemulsionandcationemulsifyingsinceemulsifiedpolyurethaneemulsiontypesynthesismodificationsincethetechnology,canprov
3、ide1tons/daywater-bornepolyurethaneproductioncapacityofproductionsetoftechnologyandequipmenttechnology.Thisprojectcanbebasedonuserneeds,forformuladesignofwaterbornepolyurethanewithadjustmenttomeetrequirementsofactualuse,andcanbecombinedwithhightechnicalpreparationnan
4、ometerheterozygouswater-bornepolyurethane.Thewater-bornepolyurethanewholesyntheticprocesscanbedividedintotwophases.Thefirststagefor,namelytheadvancegraduallypolymerizationoligomerglycol,chainextensionagent,water-basedmonomeranddiisocyanatethroughasolutiongraduallypol
5、ymerizationgeneratingrelativemolecularmassforl000middleweightofwaterbornepolyurethane;Thesecondstageforneutralizationofprepolymerizationbodyinthewaterafterthescattered.WaterbornePUduetoitsenvironmentalprotection,althoughhistoryisnotlong,butisdevelopingveryfast.Thewat
6、er-bornepolyurethaneincludingPUsolution,waterdispersedandwateremulsionthree,colloidalsystemforbinary,polyurethane(PU)particlesscatteredtheprototype,alsohavecalledstudied.itwaterbornePUorwater-basedPU.Duetothediversityofpolyurethanematerialsandformula,thewater-bornepo
7、lyurethanedevelopment40yearsorsooftime,peoplehavedevelopedmanykindsofpreparationmethodsandpreparationformula.Thewater-bornepolyurethanevarities,canpressavarietyofmethodsclassification.1.WithappearancepointsThewater-bornepolyurethanepolyurethaneemulsion,polyurethaneca
8、nbedividedintodispersed,pusolution.Theactualapplicationisthelargestpolyurethaneemulsionanddispersed,2.Accordingtotheuseformofpoints
