【英文标准名称】:Plastics-Polyurethanerawmaterials-Determinationofisocyanatecontent
【原文标准名称】:塑料.聚氨酯原材料.异氰酸酯的测定
【标准号】:BSENISO14896-2001
【标准状态】:作废
【国别】:英国
【发布日期】:2001-09-05
【实施或试行日期】:2001-09-05
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:含量测定;异氰酸酯;高聚物;热塑性聚合物;化学分析和试验;塑料;聚氨酯
【英文主题词】:Basematerials;Basicmaterials;Chemicalanalysisandtesting;Concentration;Definitions;Determinationofcontent;Isocyanates;Methodsofanalysis;Plastics;Polyurethane;Rawmaterials
【摘要】:ThisInternationalStandardspecifiestwomethodsforthemeasurementoftheisocyanatecontentofaromaticiso-cyanatesusedaspolyurethanerawmaterials.MethodAisprimarilyapplicabletorefinedtoluenediisocyanate(TDI),methylene-bis-(4-phenylisocyanate)(MDI)andtheirprepolymers.MethodBisapplicabletorefined,crudeormodi-fiedisocyanatesderivedfromtoluenediisocyanate,methylene-bis-(4-phenylisocyanate)andpolymethylenepolyphenylisocyanate.Itcanalsobeusedforisomermixturesoftoluenediisocyanate,methylene-bis-(4-phenyl-isocyanate)andpolymethylenepolyphenylisocyanate.Otheraromaticisocyanatesmaybeanalysedbythismethodifprecautionsaretakentoverifysuitability.Itisnotapplicabletoblockedisocyanates.
【中国标准分类号】:G31
【国际标准分类号】:83_080_20
【页数】:20P.;A4
【正文语种】:英语


【英文标准名称】:StandardPracticeforDeterminingtheLightfastnessofInkJetPrintsExposedtoIndoorFluorescentLighting
【原文标准名称】:测定暴露于室内荧光照明下的喷墨打印品的耐光性的标准规程
【标准号】:ASTMF1945-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:F05.07
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:质量要求;耐光性;办公室设备;图象质量
【英文主题词】:lightfastness;inkjetprints;indoorfluorescentlight
【摘要】:1.1Thispracticecoversanacceleratedprocedureintendedtodeterminethelightfastnessofinkjetprintsinofficeenvironmentswhereoverheadfluorescentlightisusedforillumination.1.2ThispracticedescribestwomethodsbasedonMethodIIandMethodIIIfromD4674,inwhichspecimensareexposedtocoolwhiteVHOfluorescentlamps(MethodII)andcoolwhitefluorescentlamps(MethodIII)undercontrolledenvironmentalconditions.1.3Twocriteriaareusedtodeterminerelativelightfastness:colorchangeandopticaldensity.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecificprecautionarystatementsaregiveninSection.1.4ThereisnoknownISOequivalentstandard.
【中国标准分类号】:L63
【国际标准分类号】:87_080
【页数】:4P.;A4
【正文语种】: