【英文标准名称】:Samplepreparation-Dispersingproceduresforpowdersinliquids
【原文标准名称】:样品制备.粉末在液体中的分散方法
【标准号】:ISO14887-2000
【标准状态】:现行
【国别】:国际
【发布日期】:2000-09
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC24
【标准类型】:()
【标准水平】:()
【中文主题词】:粒度;粉末;定义;液体测量;分散;试样制备;分散力;试验;粒径分析;分散作用(化学)
【英文主题词】:Definitions;Dispersing;Dispersing(chemicaltechnology);Dispersion;Dispersionpower;Dispersions(chemical);Measurementofliquids;Methodsofdispersion;Metrology;Particlesize;Particlesizeanalysis;Powder;Specimenpreparation;Structuralcondition;Structuralstability;Suspensions(chemical);Testing
【摘要】:ThisInternationalStandardwasdevelopedtohelpparticlesizeanalystsmakegooddispersionsfrompowder/liquidcombinationswithwhichtheyarenotexperienced.Itprovidesproceduresfor—wettingapowderintoaliquid;—deagglomeratingthewettedclumps;—determiningifsolutioncompositioncanbeadjustedtopreventreagglomeration;—selectingdispersingagentstopreventreagglomeration;—evaluatingthestabilityofthedispersionagainstreagglomeration.ThisInternationalStandardisapplicabletoparticlesranginginsizefromapproximately0,05to100urn.Itprovidesaseriesofquestionsonthenatureofthepowderandliquidinvolved.Theanswersareusedwithchartsthatguidetheusertogenericdispersingagentsthatarelikelytobesuitablefordispersingthepowderintheliquid.ThisInternationalStandardappliesonlytothepreparationofsimple,dilutedispersions(lessthan1%byvolumesolids)forparticlesizeanalysis.Itdoesnotdealwiththeformulationofcomplexandcommercialmixtureshighlyloadedwithsolids,suchaspaints,inks,pharmaceuticals,herbicidesandcompositeplastics.
【中国标准分类号】:A28
【国际标准分类号】:19_120
【页数】:24P;A4
【正文语种】:英语


【英文标准名称】:Flexibleinsulatingsleeving-Part3:Specificationsforindividualtypesofsleeving-Sheet271:Heat-shrinkableelastomersleeving,flameretarded,fluidresistant,shrinkratio2:1
【原文标准名称】:绝缘软管.第3部分:各种型号软管规范.活页271:阻燃、耐流体、收缩比2:1的热收缩、弹性体软管
【标准号】:IEC60684-3-271-2004
【标准状态】:作废
【国别】:国际
【发布日期】:2004-05
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC15
【标准类型】:()
【标准水平】:()
【中文主题词】:规范;绝缘覆层;绝缘管;热收缩;软管;塑料绝缘套管;弹性体;电绝缘材料;阻燃;绝缘材料;电气工程;橡胶;特性;收缩比;绝缘;塑料;规范(验收)
【英文主题词】:Breakdownvoltage;Dimensions;Elastomers;Electricalengineering;Electricalinsulatingmaterials;Flameretardent;Heatshrinking;Hoses;Insulatingcoverings;Insulatingmaterials;Insulatingtubings;Insulations;Plastics;Plasticsinsulatingsleeve;Properties;Rubber;Shrinkratio;Specification;Specification(approval)
【摘要】:Givestherequirementsfortwotypesofheat-shrinkable,flameretarded,fluidresistant,elastomersleevings,withanominalshrinkratioof2:1foruseattemperaturesupto120C.TypeA:StandardwallthicknessTypeB:ThinwallthicknessThesesleev
【中国标准分类号】:K15
【国际标准分类号】:29_035_20
【页数】:30P.;A4
【正文语种】:英语