作者:标准资料网 时间:2024-05-16 02:08:56   浏览:8322   来源:标准资料网

【英文标准名称】:Plastics-Polymerdispersions-Determinationoffreeformaldehyde
【原文标准名称】:塑料制品.聚合物分散体.游离甲醛含量的测定
【标准号】:BSISO15373-2001
【标准状态】:现行
【国别】:英国
【发布日期】:2001-10-09
【实施或试行日期】:2001-10-09
【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】:丙烯酸类树脂;人造树脂;化学分析和测试;缩合;缩聚树脂;测定;含量测定;甲醛;甲醛释出;呋喃树脂;材料测试;涂料;塑料;聚合物水分散体;高聚物;树脂;尿醛树脂;容量分析
【英文主题词】:Acrylicresins;Artificialresins;Chemicalanalysisandtesting;Condensation;Condensationresin;Determination;Determinationofcontent;Formaldehyde;Formaldehydeemissions;Furanresins;Materialstesting;Paints;Plastics;Polymerdispersions;Polymers;Resins;Urearesin;Volumetricanalysis
【摘要】:ThisInternationalStandarddescribestwomethodsforthedeterminationoffreeformaldehyde(HCHO)inpolymerdispersions.Theprocedurehasbeenevaluatedusingacrylic,acrylonitrilebutadiene,carboxylatedstyrene-butadieneandvinylacetatepolymerdispersions.Bothtestmethodsmayalsobeapplicabletopolymerdispersionsofothercompositions.MethodAisthepreferredmethodforpolymerdispersionswithafree-formaldehydecontenthigherthan10mg/kg.MethodBisrecommendediflowerformaldehydecontentshavetobedeterminedorarbitrationanalyseshavetobecarriedout.Bothmethodsminimizechangesinfree-formaldehydeconcentrationthatcanresultfromchangesinthephysicalorchemicalpropertiesofpolymerdispersions.Therearenoknownlimitationstothesemethodswhenusedinthemannerdescribed.
【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