ASTM E 1351-1996 现场金相复制品的生产和评定

上一篇: ASTM A 660-1996 高温用离心铸造碳素钢管的标准规范
下一篇: ASTM B 616-1996 精炼铑标准规范

【英文标准名称】:StandardTestMethodforHeatofReactionofThermallyReactiveMaterialsbyDifferentialScanningCalorimetry
【原文标准名称】:用差示扫描量热法测定热反应材料的反应热的标准试验方法
【标准号】:ASTME2160-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:E37.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:反应热;化学反应;热量计;试验方法;标准方法
【英文主题词】:degreeofcure;differentialscanningcalorimetry;hazardpotential;heatofreaction;thermalanalysis;thermoset
【摘要】:Thismethodisusefulindeterminingtheextrapolatedonsettemperature,thepeakheatflowtemperatureandtheheatofreactionofamaterial.Anyonsettemperaturedeterminedbythismethodisnotvalidforuseasthesoleinformationusedfordeterminationofstorageorprocessingconditions.Thistestmethodisusefulindeterminingthefractionofareactionthathasbeencompletedinasamplepriortotesting.Thisfractionofreactionthathasbeencompletedcanbeameasureofthedegreeofcureofathermallyreactivepolymerorcanbeameasureofdecompositionofathermallyreactivematerialuponaging.TheheatofreactionvaluesmaybeusedinPracticeE1231todeterminehazardpotentialfigures-of-meritExplosionPotentialandShockSensitivity.Thistestmethodmaybeusedinresearch,processcontrol,qualityassurance,andspecificationacceptance.1.1Thistestmethoddeterminestheexothermicheatofreactionofthermallyreactivechemicalsorchemicalmixtures,usingmilligramspecimensizes,bydifferentialscanningcalorimetry.Suchreactivematerialsmayincludethermallyunstableorthermosetmaterials.1.2Thistestmethodalsodeterminestheextrapolatedonsettemperatureandpeakheatflowtemperaturefortheexothermicreaction.1.3Thistestmethodmaybeperformedonsolids,liquidsorslurries.1.4Theapplicabletemperaturerangeofthismethodis25to600176;C.1.5SIunitsaretoberegardedasthestandard.1.6ThereisnoISOmethodequivalenttothisstandard.1.7ThisstandardisrelatedtoTestMethodE537andtoNAS1613,butprovidesadditionalinformation.1.8Thisstandardmayinvolvehazardousmaterials,operations,andequipment.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A42
【国际标准分类号】:71_040_40
【页数】:5P.;A4
【正文语种】:

标准名称：	高速牙科车针
中标分类：	医药、卫生、劳动保护 >> 医疗器械 >> 口腔科器械、设备与材料
替代情况：	调整为YY 0302-1998
发布日期：
实施日期：	1990-07-01
首发日期：
作废日期：
出版日期：

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