ASTM D1475-1998(2008) 测定液体涂料、油墨和相关产品密度的标准试验方法

作者:标准资料网 时间:2024-05-21 03:54:57  浏览:9467   来源:标准资料网

【英文标准名称】:StandardTestMethodForDensityofLiquidCoatings,Inks,andRelatedProducts
【原文标准名称】:测定液体涂料、油墨和相关产品密度的标准试验方法
【标准号】:ASTMD1475-1998(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1998
【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】:D01.24
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:density;pycnometer;weightpergallon;weightpergalloncup;Density--paints/relatedcoatings/materials;Weight--paints/coatings/relatedmaterial;Lacquer;Latexpaints;Varnishes;Waterbornecoatings;Weight-per-galloncup
【摘要】:Densityisweightperunitvolume.Itisakeypropertyintheidentification,characterization,andqualitycontrolofawiderangeofmaterials.Densitymeasurementsintermsofweightpergallonarecommonlyusedtocheckpaintquality.Ifthedensityisnotwithinspecification,thereisagoodchancethattherewasamischargeorotherseriousproblem.Thistestmethodissuitableforthedeterminationofdensityofpaintandrelatedproductsandcomponentswheninliquidform.Itisparticularlyapplicablewhenthefluidhastoohighaviscosityorwhenacomponentistoovolatileforadensitybalancedetermination.Thistestmethodprovidesforthemaximumaccuracyrequiredforhidingpowerdeterminations.Itisequallysuitableforworkinwhichlessaccuracyisrequired,byignoringthedirectionsforrecalibrationandconsiderationoftemperaturedifferentials,andusingasthecontainerax201C;weight-per-gallonx201D;cup.Automaticequipmentformeasuringdensityisavailable(seeTestMethodD4052)fromseveralmanufacturers.Suchapparatushasbeenusedforresinsandlaticesaswellasforoilsandsolvents.Beforesuchequipmentisusedforagivenproduct,resultsmustbecheckedverycarefully.Particularlywithpaints,inks,andresins,therearepossibilitiesofgumming,fouling,andotherinterferenceswithoperation.1.1Thistestmethodcoversthemeasurementofdensityofpaints,inks,varnishes,lacquers,andcomponentsthereof,otherthanpigments,wheninfluidform.1.2Forhigherprecisionwhenworkingwithnonpigmentedmaterials(dryingoils,varnishes,resinsandrelatedmaterials),TestMethodD1963canbeusedtodeterminespecificgravityand,thence,density.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly,1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Aspecificprecautionstatementisgivenin8.1.1.1.
【中国标准分类号】:G50
【国际标准分类号】:87_040
【页数】:4P.;A4
【正文语种】:英语