【英文标准名称】:Plastics-Poly(vinylalcohol)(PVAL)materials-Part1:Designationsystemandbasisforspecifications
【原文标准名称】:塑料聚乙烯醇(PVAL)材料第1部分：规范用命名体系和依据
【标准号】:ISO15023-1-2001
【标准状态】:现行
【国别】:国际
【发布日期】:2001-11
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC61
【标准类型】:()
【标准水平】:()
【中文主题词】:规范(验收);塑料;命名体制;名称与符号;模塑材料;聚乙烯醇;热塑性聚合物
【英文主题词】:Characteristics;Codification;Datablocks;Designationsystems;Designations;Encoding;Identification;Mouldingmaterials;Mouldings(shapedsection);Plastics;Polyvinylalcohol;Specification(approval);Thermoplasticpolymers
【摘要】:1ThispartofISO15023establishesasystemofdesignationforpoly(vinylalcohol)(PVAL)materialswhichmaybeusedasthebasisforspecifications.2Thetypesofpoly(vinylalcohol)(PVAL)materialsaredifferentiatedfromeachotherbyaclassificationsystembasedonthedesignatoryproperties:a)degreeofhydrolysisb)viscosityofaqueoussolutionunderdefinedconditionsandoninformationaboutbasicpolymerparameters,intendedapplicationand/ormethodofprocessing,importantproperties,additives,colorants,fillersandreinforcingmaterials.3ThispartofISO15023isapplicabletopoly(vinylalcohol)(PVAL)materialswithadegreeofhydrolysisnotlessthan70mol%.Itappliestomaterialsreadyfornormaluseintheformofpowder,granulesorpellets,andtomaterialsunmodifiedormodifiedbycolorants,additives,fillers,etc.4Itisnotintendedtoimplythatmaterialshavingthesamedesignationgivenecessarilythesameperformance.ThispartofISO15023doesnotprovideengineeringdata,performancedataordataonprocessingconditionswhichmayberequiredtospecifyamaterialforaparticularapplicationand/ormethodofprocessing.Ifsuchadditionalpropertiesarerequired,theyshallbedeterminedinaccordancewiththetestmethodsdescribedinISO15023-2,asappropriate.5Inordertospecifyamaterialforaparticularapplicationortoensurereproducibleprocessing,additionalrequirementsmaybegivenindatablock5(see3.1).
【中国标准分类号】:G31
【国际标准分类号】:83_080_20
【页数】:6P;A4
【正文语种】:英语


【英文标准名称】:Controltechnology;graphicalsymbolsandidentifyinglettersforprocesscontrolengineering;representationofdetails
【原文标准名称】:控制技术.流程控制技术用图示符号和标识字母.详图
【标准号】:DIN19227-2-1991
【标准状态】:现行
【国别】:德国
【发布日期】:1991-02
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:控制技术;建筑自动化;过程控制工程;电气工程;识别标志;图形符号;过程测量和控制技术;控制;符号;控制系统;过程控制;测量
【英文主题词】:Controlsystems;Controltechnology;Controlling;Distinguishingsigns;Electricalengineering;Graphicsymbols;Measuring;Processcontrol;Processcontrolengineering;Processmeasuringandcontroltechnolog
【摘要】:Thisstandarddealswiththedraftingofdetailedplanningdataforprocessinstrumentationandcontrolequipmentincludingconventionalmeasurementandcontroldevices.
【中国标准分类号】:N04
【国际标准分类号】:01_080_50;25_040_40
【页数】:24P;A4
【正文语种】:德语