Designation:E1356−08(Reapproved2014)StandardTestMethodforAssignmentoftheGlassTransitionTemperaturesbyDifferentialScanningCalorimetry1ThisstandardisissuedunderthefixeddesignationE1356;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodcoverstheassignmentoftheglasstransitiontemperaturesofmaterialsusingdifferentialscanningcalorimetryordifferentialthermalanalysis.1.2Thistestmethodisapplicabletoamorphousmaterialsortopartiallycrystallinematerialscontainingamorphousregions,thatarestableanddonotundergodecompositionorsublima-tionintheglasstransitionregion.1.3Thenormaloperatingtemperaturerangeisfrom−120to500°C.Thetemperaturerangemaybeextended,dependingupontheinstrumentationused.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.5ISOstandards11357–2isequivalenttothisstandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2E177PracticeforUseoftheTermsPrecisionandBiasinASTMTestMethodsE473TerminologyRelatingtoThermalAnalysisandRhe-ologyE691PracticeforConductinganInterlaboratoryStudytoDeterminethePrecisionofaTestMethodE967TestMethodforTemperatureCalibrationofDifferen-tialScanningCalorimetersandDifferentialThermalAna-lyzersE1142TerminologyRelatingtoThermophysicalProperties2.2ISOStandards:311357–2DifferentialScanningCalorimetry(DSC)-Part2DeterminationofGlassTransitionTemperature3.Terminology3.1Definitions:3.1.1Definitions—ThefollowingtermsareapplicabletothistestmethodandcanbefoundinTerminologiesE473andE1142:differentialscanningcalorimetry(DSC);differentialthermalana...
