【英文标准名称】:TestMethodforTransitionTemperaturesofPolymersbyThermalAnalysis
【原文标准名称】:热分析聚合物转变温度测试方法
【标准号】:ANSI/ASTMD3418-1999
【标准状态】:现行
【国别】:美国
【发布日期】:1999
【实施或试行日期】:1999-04-28
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:塑料;高聚物;试验
【英文主题词】:plastics;polymers;testing
【摘要】:Thistestmethodcoversdeterminationoftransitiontemperaturesandenthalpiesoffusionandcrystallizationofpolymersbydifferentialscanningcalorimetry.Note1-Trueheatsoffusionaretobedeterminedinconjunctionwithstructureinvestigation,andfrequently,specializedcrystallizationtechniquesareneeded.Thistestmethodisapplicabletopolymersingranularformortoanyfabricatedshapefromwhichitispossibletocutappropriatespecimens.Thenormaloperatingtemperaturerangeisfromthecryogenicregionto600?C.Certainequipmentallowsthetemperaturerangetobeextended.ThevaluesstatedinSIunitsarethestandard.Note2-Thistestmethoddoesnotapplytoalltypesofpolymersaswritten(see6.8).Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note3-ThisstandardissimilarbutnotequivalenttoISO11357-1,-2,-3.TheISOproceduresprovideadditionalinformationnotsuppliedbythistestmethod.
【中国标准分类号】:G31
【国际标准分类号】:83_080_01
【页数】:
【正文语种】:英语