BS 2782-5 Method 540B-1982 塑料的试验方法.风化条件下光学性能和颜色性能.实验室光源辐照方法,(氙弧灯、密封碳弧灯、敞口火焰碳弧灯、荧光灯)

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【英文标准名称】:Methodsoftestingplastics-Opticalandcolourproperties,weathering-Methodsofexposuretolaboratorylightsources,(xenonarclamp,enclosedcarbonarclamp,open-flamecarbonarclamp,fluorescenttubelamps)
【原文标准名称】:塑料的试验方法.风化条件下光学性能和颜色性能.实验室光源辐照方法,(氙弧灯、密封碳弧灯、敞口火焰碳弧灯、荧光灯)
【标准号】:BS2782-5Method540B-1982
【标准状态】:现行
【国别】:英国
【发布日期】:1982-02-26
【实施或试行日期】:1982-02-26
【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】:色度特征;人工气候环境试验;环境试验;材料的光学性质;染色试验;高聚物;塑料和橡胶技术;试验条件;风化;试样;塑料;光;加速度试验
【英文主题词】:Accelerationtests;Arclamps;Controlsamples;Exposure;Fluorescentlamps;Lamps;Light;Plastics;Specifications;Testing;Tests;Xenon
【摘要】:ThisInternationalStandardspecifiesmethodsforexposingspecimenstolaboratorylightsourcesinordertoassesschangesproducedbysuchexposure.Thefollowingtypesoflightsourceareincluded:a)xenonarclamp;b)enclosedcarbonarclamp;c)open-flamecarbonarclamp.Ofthedifferentlightsources,thexenonarcisadvantageousinthatitcan,whencorrectlyfilteredandmaintained,yieldaspec-trummostcloselyapproximatingtothatofdaylight.Thecar-bonarcsourcesyieldlightwhichisconsiderablydifferentfromdaylightandtheiruseisdecreasing.However,theyhavebeenfoundusefulforsomespecificpurposesandarestillincon-siderableuseinsomecountries;forthisreasontheyhavebeenincludedinthisInternationalStandard.ThisInternationalStandardalsospecifiesmeansofdeterminingradiationdosage.Forthemethodofdeterminationofchangesinpropertiesafterexposure,referenceismadetoISO4582.
【中国标准分类号】:G31
【国际标准分类号】:83_080_01
【页数】:20P;A4
【正文语种】:英语