【英文标准名称】:Plastics-Polystrene(PS)mouldingandextrusionmaterials-Designationsystemandbasisforspecifications
【原文标准名称】:塑料.聚苯乙烯(PS)模塑和挤塑材料.命名体系和基本规范
【标准号】:BSENISO1622-1-2000
【标准状态】:作废
【国别】:英国
【发布日期】:1995-05-15
【实施或试行日期】:1995-05-15
【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】:代码;试样制备;流量率;模塑材料;聚苯乙烯;试验条件;高聚物;喷射铸造法;软化点;塑料;挤压;热塑性聚合物;模制;名称与符号
【英文主题词】:Classificationsystems;Definition;Definitions;Designationsystems;Designations;Encoding;Marking;Materials;Mouldingmaterials;Mouldings(shapedsection);Plastics;Polystyrene;Properties;Specification;Styrene;Thermoplasticpolymers
【摘要】:1ThispartofISO1622establishesasystemofdesignationforpolystyrenethermoplasticmaterial,whichmaybeusedasthebasisforspecifications.2Thetypesofpolystyreneplasticsaredifferentiatedfromeachotherbyaclassificationsystembasedonappropriatelevelsofthedesignatorypropertiesa)Vicatsofteningtemperatureb)meltmass-flowrateandoninformationabouttheintendedapplicationand/ormethodofprocessing,importantproperties,additivesandcolorants.3ThispartofISO1622isapplicabletoallamorphouspolystyrenehomopolymers.Itappliestomaterialsreadyfornormaluse,unmodifiedormodifiedbycolorants,additives,fillers,etc.ThispartofISO1622doesnotapplytoexpandedpolystyrene,styrenecopolymers,homopolymersofsubstitutedstyreneandthosemodifiedwithotherpolymerssuchaselastomers.4Itisnotintendedtoimplythatmaterialshavingthesamedesignationgivenecessarilythesameperformance.ThispartofISO1622doesnotprovideengineeringdata,performancedataordataonprocessingconditionswhichmayberequiredtospecifyamaterialforaparticularapplicationand/ormethodofprocessing.Ifsuchadditionalpropertiesarerequired,theyshallbedeterminedinaccordancewiththetestmethodsspecifiedinpart2ofthisInternationalStandard,ifsuitable.5Inordertospecifyathermoplasticmaterialforaparticularapplicationortoensurereproducibleprocessing,additionalrequirementsmaybegivenindatablock5(seeclause3,introductoryparagraph).
【中国标准分类号】:G31
【国际标准分类号】:83_080_20
【页数】:16P.;A4
【正文语种】:英语