【英文标准名称】:StandardPracticeforCarbonBlack-EvaluationofStandardReferenceBlacks
【原文标准名称】:标准参考黑色颜料的炭黑评估用标准实施规程
【标准号】:ASTMD6915-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:D24.61
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:黑色颜料;炭黑;评估;参考
【英文主题词】:blending;lotsize;physicalproperties;physicochemicalproperties;shelflife;standardreferenceblacks(SRBs)
【摘要】:ThispracticeisintendedtoensurethatSRBsareproducedandevaluatedbyastandardprocedure.ThispracticeistobeusedtoestablishtheaveragephysicochemicalpropertiesofasetofcarbonblackstobeusedasSRBs.ThecarbonblackgradestobeusedasSRBsshouldbeselectedtogiveasmuchcoverageofthetypicalusagerangeforeachtestandasnearlyevenlyspacedacrosstherangeaspossible.Typically,thecarbonblackgradesselectedconsistofthreetread(hard)typefurnacegrades(designatedA,B,andC),threecarcass(soft)typefurnacegrades(designatedD,E,andF),andonethermaltypegrade(designatedG).SubcommitteeD24.61mayelecttocarryoneormoreoftheexistingSRBsintothenextsetprovidedthereisenoughremainingmaterialattherateofusagetolastthroughtheexpectedlifeofthenextset.LimitingthechoiceofgradestobeusedmeansthatnotalltestswillhaveanSRBsetthatisevenlyspacedacrosstherangeofinterest.AlltheSRBcandidatesareproducedatapproximatelythesametimebythevariousproducers.Theyareusedasasetoncetheyareapproved.Thesetsareconsecutivelynumbered.ValuesandidentificationforthecurrentsetaregiveninGuideD4821.AnySRBscarriedforwardwillberenumberedforthenewset.1.1ThispracticecoversguidelinesfortheproductionandtestingforuniformityofasetofcarbonblackstobeusedasStandardReferenceBlacks(SRBs).1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G49
【国际标准分类号】:83_040_20
【页数】:4P.;A4
【正文语种】: