【英文标准名称】:StandardTestMethodforRubberfromSyntheticSources-BoundStyreneinSBR
【原文标准名称】:SBR中合成来源的苯乙烯橡胶的标准试验方法
【标准号】:ASTMD5775-1995(2004)e1
【标准状态】:现行
【国别】:
【发布日期】:1995
【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】:D11.11
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:丁苯橡胶;弹性苯乙烯
【英文主题词】:boundstyrene;styrene-butadienerubber
【摘要】:Theboundstyrenetestisameasureoftheboundmonomericcompositionoftherubber.Itisusedasacheckontheaccuracyofmonomerchargingandalsoasaguidetotheuniformityoftheproduct,sincetheboundstyrenecontentaffectsthephysicalproperties.1.1Thistestmethodfordeterminationofstyrenecontentisintendedforgeneraluseonsoliduncompoundedstyrene-butadienecopolymers,commonlyreferredtoasSBR,preparedbytheemulsionprocess.SBRpolymerspreparedinsolutionwillrequiretheuseofdifferentrefractiveindextablesbecausethevinylcontentofthebutadienediffersfromthatintheemulsionpolymers.Itisapplicabletopolymershavinglessthan55%boundstyrene.Note1--ThenomenclatureusedinthistestmethodisinaccordancewithPracticeD1418.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G34
【国际标准分类号】:83_060
【页数】:4P.;A4
【正文语种】: