Ti-Pure_Coatings_Brochure

DuPont™Ti-Pure®titaniumdioxideTITANIUMDIOXIDEFORCOATINGSThisbookletisyourguidetotheuseofDuPont™Ti-Pure®titaniumdioxide(TiO)incoatings.ItdescribesthepropertiesandfunctionsofTiOpigmentsinamannerusefulasanintroductoryguideforthosenewtotheindustry,andusefulasareferenceguidetothosewithexperience.Thefirstthreesectionsdescribetitaniumdioxidepigments,theirfunctionaswhitepigmentsincoatingssystemsandpropertiesofTiO2pigmentswhichaffectfinishedproductperformance.ThefourthsectionservesasyourguidetoselectingtherightTi-Pure®titaniumdioxidegradeforyourspecificapplication,andthelastsectiondescribesthetitaniumdioxidemanufacturingprocess,qualityassurance,andcustomerservice.Nobookletcanreplacedirect,personalcontactwithDuPontsalesrepresentativesandtechnicalservicepersonnel.Formoreinformation,pleasecontactyourregionalDuPont™TiO2office.Telephonenumbersandwebaddressarelistedonthebackcover.DuPontranksfirstamongtitaniumdioxidemanufacturersinproductioncapacity,productquality,andcustomerservice.AsaworldwidesupplierofTi-Pure®titaniumdioxidepigments,DuPontiscommittedtomaintainingaleadershippositionintheseareas.DuPontTitaniumDioxideforCoatingsDuPont™Ti-Pure®titaniumdioxideismadeonlybyDuPont.DuPont™Ti-Pure®isaregisteredtrademarkofE.I.duPontdeNemoursandCompany.TheinformationsetforthhereinisfurnishedfreeofchargeandbasedontechnicaldatathatDuPontbelievestobereliable.Itisintendedforusebypersonshavingtechnicalskill,attheirownrisk.Sinceconditionsofuseareoutsideourcontrol,wemakenowarranties,expressedorimpliedandassumenoliabilityinconnectionwithanyuseofthisinformation.Nothinghereinistobetakenaslicensetooperateunderorarecommendationtoinfringeanypatents.ContentsIntroduction.................................................................2I.TitaniumDioxidePigments.................................................4II.OpticalTheory..............................................................5Reflection..................................................................5Refraction.................................................................5Diffraction.................................................................6WhyDuPont™TiO2?.........................................................7TiO2ParticleSize...........................................................8ScatteringPower........................................................8Undertone..............................................................9PigmentVolumeConcentration(PVC)........................................9DryFlatHiding.........................................................10ScatteringEfficiencyandCoatingOpacity...................................10TiO2SurfaceTreatment.................................................11Color,ParticleSizeandPVC................................................11Extenders.................................................................11III.OpticalProperties..........................................................12HidingPowerandTintingStrength.........................................12Color.....................................................................13Gloss.....................................................................13Dispersion................................................................14Flocculation...............................................................15Weatherability............................................................15ChalkResistanceandGlossRetention......................................16StandardClassifications...................................................18IV.EndUses—TiOGradeRecommendations..................................19InteriorArchitecturalPaints................................................19GlossandSemiglossPaints.............................................19FlatPaints.............................................................19ExteriorArchitecturalPaints................................................20IndustrialFinishes.........................................................20AutomotiveOEMandRefinishCoatings.................................20PowderCoatings.......................................................21OtherIndustrials.......................................................22V.TheDuPont™Ti-Pure®Offering............................................23ProductManufacture......................................................23QualityAssuranceinProductDesign........................................24QualityAssuranceinProductManufacture..................................25ProductPackagingandDelivery............................................26TechnicalService..........................................................27Samples/OrderPlacement.................................................27I.TitaniumDioxidePigmentsTitaniumdioxide(TiO)isthemostimportantwhitepigmentusedinthecoatingsindustry.Itiswidelyusedbecauseitefficientlyscattersvisiblelight,therebyimpartingwhiteness,brightnessandopacitywhenincorporatedintoacoating.Titaniumdioxideiscommerciallyavailableintwocrystalstructures—anatasea