作者:标准资料网 时间:2024-05-17 21:26:52   浏览:8435   来源:标准资料网

【英文标准名称】:TestMethodforDeterminingTemperaturesandHeatsofTransitionsofFluoropolymersbyDifferentialScanningCalorimetry
【原文标准名称】:用差分扫描比色仪测定荧光聚合物过渡期温度和热量的方法
【标准号】:ANSI/ASTMD4591-2001
【标准状态】:现行
【国别】:美国
【发布日期】:2001
【实施或试行日期】:2001-06-10
【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】:氟;试验;温度;塑料
【英文主题词】:plastics;temperature;testing;fluorine
【摘要】:Thistestmethoddefinesconditionsfortheuseofdifferentialscanningcalorimetry(DSC)withfluoropolymers.ItcoverstheuseofDSCanalyseswiththefluoropolymers,PTFE,PVDF,PCTFE,andPVFandtheircopolymersPFA,MFA,FEP,ECTFE,EFEP,VDF/HFP,VDF/TFE/HFP,VDF/CTFE.Thetestmethodisapplicabletotheanalysisofpowdersaswellassamplestakenfromsemi-finishedorfinishedproducts.ThenatureoffluoropolymersissuchthatspecialproceduresareneededforrunningDSCanalysisandinterpretingtheresults.ThevaluesstatedinSIunitsasdetailedinIEEE/ASTMSI-10aretoberegardedasthestandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.ThereiscurrentlynoISOstandardthatduplicatesthistestmethod.ISO12086-1andISO12086-2coversimilartestingandreferencethistestmethodfortestingconditions.
【中国标准分类号】:G31
【国际标准分类号】:83_080_20
【页数】:
【正文语种】:英语