ASTM E1090-2008 树脂中过氧化二枯基和过氧化二枯基分解产物的标准试验方法

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【英文标准名称】:StandardTestMethodforDicumylPeroxideandDicumylPeroxideDecompositionProductsinResins
【原文标准名称】:树脂中过氧化二枯基和过氧化二枯基分解产物的标准试验方法
【标准号】:ASTME1090-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:E15.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:acetophenone;dicumylperoxide;dimethylbenzylalcohol;ethylene-vinylacetatecopolymers;highperformanceliquidchromatograph;HPLC;polyethylene;resins;Samplingplastics/plasticproducts;Samplingchemicals;Uncuredpolyethylene(PE)plastics;Aceto
【摘要】:KnowledgeoftheperoxidecontentofuncuredPEandEVAsamplesisrequiredtoregulatethedegreeofcrosslinkinginthecuredproduct.Asenduseapplicationsofthecuredproductcanbeaffectedbyresidualamountsoftheperoxideoritsdecompositionproductsx2014;dimethylbenzylalcoholandacetophenonex2014;knowledgeoftheselevelsisalsoimportant.Thistestmethodprovidesaprocedurefordeterminingtheconcentrationofthesecompounds.AmethodfortheHPLCassayofdicumylperoxideisdescribedinTestMethodE755.1.1Thistestmethodcoversandisapplicabletothedeterminationofdicumylperoxideandthedecompositionproductsdimethylbenzylalcoholandacetophenoneincuredanduncuredpolyethylene(PE)andethylenevinylacetate(EVA)resins.Theseuncuredpolymersnormallycontainfrom1to2%dicumylperoxide,whereastheresidualperoxidelevelinthecuredpolymersisusuallylessthan0.1%.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesgiveninparenthesesareforinformationonly.1.3ReviewthecurrentMaterialSafetyDataSheets(MSDS)fordetailedinformationconcerningtoxicity,firstaidprocedures,andsafetyprecautions.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecifichazardsaregiveninSection7.
【中国标准分类号】:G31
【国际标准分类号】:83_080_10
【页数】:7P.;A4
【正文语种】:英语