ASTM D6042-2004 用液相色谱法对聚丙烯均聚物配方中酚醛抗氧化剂和酰胺纤维润滑添加剂测定的标准试验方法
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【英文标准名称】:StandardTestMethodforDeterminationofPhenolicAntioxidantsandErucamideSlipAdditivesinPolypropyleneHomopolymerFormulationsUsingLiquidChromatography(LC)
【原文标准名称】:用液相色谱法对聚丙烯均聚物配方中酚醛抗氧化剂和酰胺纤维润滑添加剂测定的标准试验方法
【标准号】:ASTMD6042-2004
【标准状态】:作废
【国别】:
【发布日期】:2004
【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】:D20.70
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:有机化合物;化工技术;液相色谱法;化学分析和试验;试验
【英文主题词】:additive;antioxidants;erucamideslip;extraction;Irgafos168;Irganox1010;Irganox1076;Irganox3114;liquidchromatography(LC);polypropylene(PP);vitaminE
【摘要】:Separationandidentificationofstabilizersusedinthemanufactureofpolypropyleneisnecessaryinordertocorrelateperformancepropertieswithpolymercomposition.Thistestmethodprovidesameanstodetermineerucamideslip,VitaminE,Irgafos168,Irganox3114,Irganox1010,andIrganox1076levelsinpolypropylenesamples.Thistestmethodisalsoapplicableforthedeterminationofotherantioxidants,suchasUltranox626,Ethanox330,SantanoxR,andBHT,buttheapplicabilityofthistestmethodhasnotbeeninvestigatedfortheseantioxidants.Theadditive-extractionprocedureismadeeffectivebytheinsolubilityofthepolymersampleinsolventsgenerallyusedforliquidchromatographicanalysis.Underoptimumconditions,thelowestlevelofdetectionforaphenolicantioxidantisapproximately2ppm.Note28212;Othermethodsthathavebeenusedsuccessfullytoremoveadditivesfromtheplasticsmatrixincludethinfilm,microwave,ultrasonic,andsupercriticalfluidextractions.OthermethodshavebeenusedsuccessfullytoseparateadditivesincludingSFCandcapillaryGC.Irgafos168isaphosphiteantioxidant.Phosphitesareknowntoundergobothoxidationandhydrolysisreactions.LessIrgafos168maybeseeninthepolymerthanoriginallyaddedtothepolymerduetooxidationduringprocessing.TheHPLCseparationiscapableofseparatingthephosphite,phosphate(oxidationproduct),andhydrolysisproductandquantifythemifstandardsareobtained.Nosignificantbreakdownofthephosphiteantioxidanthasbeenseenduetoeitherextractiontechniqueortheseparationpresentedinthisstandard.1.1Thistestmethodcoversaliquid-chromatographicprocedurefortheseparationofsomeadditivescurrentlyusedinpolypropylene.Theseadditivesareextractedwithacyclohexane:methylenechloridemixtureusingeitherrefluxorultrasonicbathpriortoliquid-chromatographicseparation.Theultravioletabsorbence(200nm)ofthecompound(s)ismeasured,andquantitationisperformedusingtheinternalstandardmethod.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecificprecautionarystatementsaregiveninSection9.Note1-ThereisnosimilarorequivalentISOstandard.
【中国标准分类号】:G17
【国际标准分类号】:71_040_50;83_080_20
【页数】:5P.;A4
【正文语种】:
【原文标准名称】:用液相色谱法对聚丙烯均聚物配方中酚醛抗氧化剂和酰胺纤维润滑添加剂测定的标准试验方法
【标准号】:ASTMD6042-2004
【标准状态】:作废
【国别】:
【发布日期】:2004
【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】:D20.70
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:有机化合物;化工技术;液相色谱法;化学分析和试验;试验
【英文主题词】:additive;antioxidants;erucamideslip;extraction;Irgafos168;Irganox1010;Irganox1076;Irganox3114;liquidchromatography(LC);polypropylene(PP);vitaminE
【摘要】:Separationandidentificationofstabilizersusedinthemanufactureofpolypropyleneisnecessaryinordertocorrelateperformancepropertieswithpolymercomposition.Thistestmethodprovidesameanstodetermineerucamideslip,VitaminE,Irgafos168,Irganox3114,Irganox1010,andIrganox1076levelsinpolypropylenesamples.Thistestmethodisalsoapplicableforthedeterminationofotherantioxidants,suchasUltranox626,Ethanox330,SantanoxR,andBHT,buttheapplicabilityofthistestmethodhasnotbeeninvestigatedfortheseantioxidants.Theadditive-extractionprocedureismadeeffectivebytheinsolubilityofthepolymersampleinsolventsgenerallyusedforliquidchromatographicanalysis.Underoptimumconditions,thelowestlevelofdetectionforaphenolicantioxidantisapproximately2ppm.Note28212;Othermethodsthathavebeenusedsuccessfullytoremoveadditivesfromtheplasticsmatrixincludethinfilm,microwave,ultrasonic,andsupercriticalfluidextractions.OthermethodshavebeenusedsuccessfullytoseparateadditivesincludingSFCandcapillaryGC.Irgafos168isaphosphiteantioxidant.Phosphitesareknowntoundergobothoxidationandhydrolysisreactions.LessIrgafos168maybeseeninthepolymerthanoriginallyaddedtothepolymerduetooxidationduringprocessing.TheHPLCseparationiscapableofseparatingthephosphite,phosphate(oxidationproduct),andhydrolysisproductandquantifythemifstandardsareobtained.Nosignificantbreakdownofthephosphiteantioxidanthasbeenseenduetoeitherextractiontechniqueortheseparationpresentedinthisstandard.1.1Thistestmethodcoversaliquid-chromatographicprocedurefortheseparationofsomeadditivescurrentlyusedinpolypropylene.Theseadditivesareextractedwithacyclohexane:methylenechloridemixtureusingeitherrefluxorultrasonicbathpriortoliquid-chromatographicseparation.Theultravioletabsorbence(200nm)ofthecompound(s)ismeasured,andquantitationisperformedusingtheinternalstandardmethod.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecificprecautionarystatementsaregiveninSection9.Note1-ThereisnosimilarorequivalentISOstandard.
【中国标准分类号】:G17
【国际标准分类号】:71_040_50;83_080_20
【页数】:5P.;A4
【正文语种】:
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