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【英文标准名称】:Flexibleandrigidcellularpolymericmaterials-Acceleratedageingtests
【原文标准名称】:软质泡沫和硬泡沫聚合物材料.加速老化试验
【标准号】:BSENISO2440-2000
【标准状态】:作废
【国别】:英国
【发布日期】:2000-11-15
【实施或试行日期】:2000-11-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:热塑性聚合物;试验条件;柔性材料;高聚物;加速度试验;湿度;老化;老化试验;多孔材料;聚烯烃;水解
【英文主题词】:Accelerationtests;Ageing(materials);Ageingtests;Artificialageingtests;Cellularmaterials;Flexiblematerials;Foamedrubber;Heatageingtests;Hydrology;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】:G31
【国际标准分类号】:
【页数】:12P.;A4
【正文语种】:英语