平衡关键涂层性能的乳胶漆流变优化.pdf

1、CTT Summit(Coatings Trends&Technologies)Lombard,IL,US,September 4th,2025Rheological Optimizationof Latex Paints with BalancedKey Coating PropertiesArtur Palasz,Ph.D.Spektrochem Coatings Laboratory,LLCYour speakerArtur Palasz,Ph.D.Formulation scientistR&D directorCoatings Laboratory,LLCAuthor of tech

2、nical articles published byglobal coating journalsSpeaker at international conferencesProfessional background Polymer latex chemist Formulating and testing of rawmaterials for waterborne paints ASTM testing WaterborneArchitectural PaintFormulation Development Raw Materials Performance Studies Indepe

3、ndent Lab Services for theCoatings Industry Research,Consulting,CoursesOne Paint Many PaintersDIYers vs ProsBrushes,rollers,sprayersTemperature shifts,tint loadAmateur PaintersProfessional PaintersAmateur ToolsProfessional ToolsOne formula must handle allRheology=Workability+PerformanceViscosityLow-

4、shearmakes or brakes your open time and leveling(film smoothness)Mid-shearwhere roller drag and flow are decidedHigh-shearcontrols brush feel and spray patternSecondary rheological propertiesSaggingdetermines whether paint holds on vertical walls or starts sliding downLevelingshows up when rolling o

5、n ceilings or walls clean job or a messTintabilitycontrols whether viscosity stays stabile after tintingPerformanceWashabilityhow easily everyday dirt wipes off without dulling the finishCleansabilitythe real kitchen test”greasy Ranch sauce or even late-night pizza premium paints survive,budget ones

6、 surrenderOur Base System Eggshell Latex PaintThe core formulation was prepared via a let-down process by combiningthe all-acrylic binder with pre-prepared pigment and extender slurriescontaining compatible dispersing agents,defoamers,and preservativesIngredientsPounds per100 gallonsFunctionLet-down