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【英文标准名称】:StandardTestMethodforDeterminingtheResistanceofPaintFilmsandRelatedCoatingstoAlgalDefacement
【原文标准名称】:测定漆膜及有关涂层耐海藻损坏的标准试验方法
【标准号】:ASTMD5589-1997(2002)
【标准状态】:现行
【国别】:
【发布日期】:1997
【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】:D01.28
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:覆层;耐力;涂料;相关涂层;琼脂平板测定;海藻损坏抗性;海藻抗性;涂料膜;试验;损坏;藻类
【英文主题词】:algae;agarplate;algalresistance
【摘要】:Defacementofpaintandcoatingfilmsbyalgalgrowthisacommonphenomenonundercertainconditions.Itisgenerallyknownthatdifferencesintheenvironment,lighting,temperature,substrate,andotherfactorsinadditiontothecoatingcompositionaffectthesusceptibilityofagivenpaintedsurface.Thistestmethodattemptstoprovideameanstocomparativelyevaluatedifferentcoatingformulationsfortheirrelativeperformanceunderagivensetofconditions.Itdoesnotimplythatacoatingthatresistsgrowthundertheseconditionswillnecessarilyresistgrowthintheactualapplication(seeNote1).Familiaritywithmicrobiologicaltechniquesisrequired.Thistestmethodshouldnotbeusedbypersonswithoutatleastbasicmicrobiologicaltraining.1.1Thistestmethodcoversanacceleratedmethodfordeterminingtherelativeresistanceofapaintorcoatingfilmtoalgalgrowth.Note18212;Itishopedthatarankingofrelativeperformancewouldbesimilartothatrankedfromoutdoorexposures.However,thistestmethodshouldnotbeusedasareplacementforexteriorexposuresincemanyotherfactors,onlyafewofwhicharelistedwillaffectthoseresults.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A29
【国际标准分类号】:87_040
【页数】:4P.;A4
【正文语种】: