ASTM D5492-2010 丙烯塑料中的二甲苯溶解物测定的标准试验方法

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【英文标准名称】:StandardTestMethodforDeterminationofXyleneSolublesinPropylenePlastics
【原文标准名称】:丙烯塑料中的二甲苯溶解物测定的标准试验方法
【标准号】:ASTMD5492-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:D20.15
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:plastics;polypropylene;xylenesolubles;Polypropylene(PP);Propylene(PP)plastics;Xylenesolubles
【摘要】:Theresultsofthistestprovidearelativemeasureofthetotalsolublefractionofpolypropylenehomopolymersandcopolymers.Thesolublefractionapproximatelycorrelatestotheamorphousfractioninthepolypropylene.Xyleneiswidelyusedfordeterminingthesolublefractioninpolypropyleneasitismorespecifictotheatacticfractionthanothersolvents.Theconcentrationofasolublefractionobtainedwithaspecificsolventhasbeenfoundtorelatecloselytotheperformancecharacteristicsofaproductincertainapplications,forexamplefilmandfiber.Dataobtainedbyonesolventandatoneprecipitationtimecannotbecomparedwithdataobtainedbyanothersolventorprecipitationtime,respectively.1.1Thistestmethodistobeusedfordeterminingthe25x00B0;Cxylene-solublefractionofpolypropylenehomopolymersandcopolymers.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note18212;ThistestmethodistechnicallyequivalenttoISO16152.
【中国标准分类号】:G31
【国际标准分类号】:83_080_20
【页数】:5P.;A4
【正文语种】:英语