Designation:D8090−17StandardTestMethodforParticleSizeDistributionandShapeAnalysisofPaintsandPigmentsUsingDynamicImagingMethods1ThisstandardisissuedunderthefixeddesignationD8090;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1ThistestmethodcoversthedeterminationofparticlesizedistributionandparticleshapeofliquidpaintsandpigmentedliquidcoatingsbyDynamicImageAnalysis.Thismethodincludesthereportingofparticles≥1µminsizeandupto300µminsize.NOTE1—Shapeisusedtoclassifyparticles,dropletsandbubblesandisnotareportingrequirement.NOTE2—Thetermpaint(s)asusedinthisdocumentincludesliquidpaintandliquidpigmentedcoatings.1.1.1Somepaintsmaybetooviscoustoflowthroughtheimaginginstrumentwithoutdilutionwhichmaybeusedtohelpthepaintflowaslongassignificantcontaminationisnotintroducedintothepaint.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.1.4Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D16TerminologyforPaint,RelatedCoatings,Materials,andApplicationsD3925PracticeforSamplingLiquidPaintsandRelatedPigmentedCoatings2.2OtherDocuments:NISTSRM1982ThermalSprayPowder–ParticleSizeDistribution3ISO12103-1MediumTestDust3.Terminology3.1ForthedefinitionoftermsusedinthisstandardrefertoTerminologyD16.3.2Definitions:3.2.1...
