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1、哈尔滨工业大学工程硕士学位论文AbstractTheformulationofsolventisavitallyimportantcomponentinthepaintingformulation,andthesolventsolutionpowerforthepaintingfilmformerdecidestheuniformityoftheformedresinsolution,thepaintingviscosity,thestoragestabilityofthepaintliquidandotherpaintingproperty.Inad
2、dition,thevolatilizationrateofthesolventgreatlyinfluencesthepaintingdryingrate,paintingstructureandpaintingappearancequalityinthedryingprocessafterthecompletionofthepaintingpaint.Paintingbelongstohighriskwork;thechoiceofthesolventcomponentdirectlyaffectsthesecurityofthepaintingc
3、onstruction.Furthermore,theexhaustemissionaffectsworkshopandtheworkingenvironmentintheprocessofpaintingdryingandthechoiceofthesolventhastomeettheenvironmentalrequirementsbesidestheconstructiveperformance.Therefore,solventisanindispensableandvitallyimportantcomponentofautomobilep
4、aintings,itsperformancedirectlydeterminesthequalityofthepainting,theappearancequalityandtheinternalqualityofthepainting.Superiorsolventcanmakeupforthelowerqualityofthepainting,improvelevelingproperty,reduceshrinkagecavityandorangepeel,raisethedryingspeedandfullnessofpainting,and
5、improvethepaintingquality.Inaword,thestudyofsolventformulationplaysavitallyroleinimprovingpainting.Thearticlemakesathoroughandmeticulousstudyonpaintingformulaandthereasonfordefectoffilmpaintingformation,aswellasgivesusacomparativeandanalysisondifferentpaintingformulas.Meanwhile,
6、itanalysesthereasonforfisheye、pit、pinholes、albinismofwetfilmpainting,itgivesthereasonformanyproblemsofdryfilmpainting,suchaslostofgloss、orangepeel、accumulation、deficiencyoffullness,alongwiththecauseofformationofparticlesunshapelyarrangementandshrinking.Inresponsetotheproblemsabo
7、ve,wemakematchingexperimentsonfloorpainting、facepainting、paintingthatweusednowunderthesamecondition.Firsttoanalyseseveryelementsthatinfluencethequalityoffilmpaintingbycombineddetailedcomputationwithpractice.Thenfindthemainproblemsoffilmpaintingquality.Atlastaccordingtothetestres
8、ult,amelioratepaintformula,adddiversified-II-哈尔