ASTM D2745-2000(2008) 用反射比测量白颜料相对染色力的标准试验方法

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【英文标准名称】:StandardTestMethodforRelativeTintingStrengthofWhitePigmentsbyReflectanceMeasurements
【原文标准名称】:用反射比测量白颜料相对染色力的标准试验方法
【标准号】:ASTMD2745-2000(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:2000
【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】:D01.26
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:muller;tintingstrength;whitepigments;Instrumentalmeasurement--paints/relatedcoatings/materials;Pigments--white;Reflectanceandreflectivity--paints/relatedcoatings/materials;Whitepigments--generalanalysis;Pigments(generalproperties);Scatt
【摘要】:Tintingstrengthisoneofthemostimportantpropertiesofawhitepigment.Thistestmethodprovidesameansoftestingthispropertyforqualitycontrol.Thistestmethodisarefereemethod,andthevehicleforpreparingthedispersionandtheblackfortintingaresuggested,butothersmaybeusedprovidedboththepurchaserandtheselleragreetothechanges.Theresultsobtainedwithamullerdonotnecessarilyagreewithindustrialsituationswheredifferentdispersingconditionsexist.However,dispersingwithamullerisafast,relativelyinexpensivewayoftestingtintingstrengthforroutinequalitycontrol.1.1Thistestmethoddescribestheprocedurefordeterminingtherelativetintingstrengthofwhitepigmentsbyreflectancemeasurementsofblacktints.1.2Thistestmethodisapplicableonlyforcomparingthetestpigmentwithareferencestandardofthesametypeandgrade.Note18212;TestMethodD332describesaprocedureforvisualassessmentofblue-tintedsamples.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G53
【国际标准分类号】:87_060_10
【页数】:3P.;A4
【正文语种】:英语