ISO 2440-1997 软质和硬质泡沫聚合材料加速老化试验

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【英文标准名称】:Flexibleandrigidcellularpolymericmaterials-Acceleratedageingtests
【原文标准名称】:软质和硬质泡沫聚合材料加速老化试验
【标准号】:ISO2440-1997
【标准状态】:现行
【国别】:国际
【发布日期】:1997-09
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC45
【标准类型】:()
【标准水平】:()
【中文主题词】:材料试验;老化试验;老化;试验;橡胶;多孔材料;高聚物;加速试验;泡沫橡胶;塑料;天然橡胶;合成橡胶;材料
【英文主题词】:Accelerationtests;Ageing(materials);Ageingtests;Artificialageingtests;Cellularmaterials;Flexiblematerials;Foamedrubber;Heatageingtests;Laboratorytesting;Latices;Materials;Materialstesting;Naturalrubber;Oxidation;Physicalproperties;Plastics;Plasticsandrubbertechnology;Polymers;Polyurethane;Rigidfoams;Rubber;Softfoams;Syntheticrubber;Testequipment;Testing
【摘要】:ThisInternationalStandardspecifies,forflexibleandrigidcellularpolymericmaterials,laboratoryprocedureswhichareintendedtoimitatetheeffectsofnaturallyoccurringreactionssuchasoxidationorhydrolysisbyhumidity.Thephysicalpropertiesofinterestaremeasuredbeforeandaftertheapplicationofthespecifiedtreatments.Testconditionsareonlygivenforopencellularlatex,bothopen-andclosed-cellpolyurethanefoams,andclosed-cellpolyolefinfoams.Conditionsforothermaterialswillbeaddedasrequired.Theeffectoftheageingproceduresonanyofthephysicalpropertiesofthematerialmaybeexamined,butthosenormallytestedareeithertheelongationandtensileproperties,orthecompressionorindentationhardnessproperties.Thesetestsdonotnecessarilycorrelateeitherwithservicebehaviourorwithageingbyexposuretolight.
【中国标准分类号】:G30
【国际标准分类号】:83_100
【页数】:4P;A4
【正文语种】:英语