【英文标准名称】:StandardClassificationSystemforLiquidCrystalPolymers(LCP)
【原文标准名称】:液晶聚合物(LCP)的标准分类系统
【标准号】:ASTMD5138-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:(Specification)
【标准水平】:()
【中文主题词】:液晶;高聚物
【英文主题词】:aromaticpolyester(ARP);classificationsystem;extrusionmaterials;injectionmoldingmaterials;linecalloutclassification;liquidcrystalpolymers(LCP);recycledplastics
【摘要】:1.1Thisclassificationsystemcoversliquidcrystalpolymeric(LCP)materialssuitableforinjectionmoldingandextrusion.Thisclassificationsystemallowstheuseofliquidcrystalpolymersthatarerecycled,reconstituted,recycled-regrind,recovered,orreprocessed,oracombinationthereof,providedthattherequirementsasstatedinthisclassificationsystemaremet.Itistheresponsibilityofthesupplierandthebuyerofliquidcrystalpolymersthatarerecycled,reconstituted,recycled-regrind,recovered,orreprocessed,oracombinationthereof,toensurecompliance.1.2Thepropertiesincludedinthisclassificationsystemarethoserequiredtoidentifythecompositionscovered.Theremaybeotherrequirementsnecessarytoidentifyparticularcharacteristicsimportanttospecializedapplications.Theseshallbeagreeduponbetweentheuserandthesupplier,byusingsuffixesasgiveninSection5.1.3Thisclassificationsystemandsubsequentlinecallout(specification)areintendedtobeameansofcallingoutplasticmaterialsusedinthefabricationofend-useitemsorparts.Itisnotintendedfortheselectionofmaterials.Materialselectionshouldbemadebythosehavingexpertiseintheplasticsfieldaftercarefulconsiderationofthedesignandtheperformancerequiredofthepart,theenvironmenttowhichitwillbeexposed,thefabricationprocesstobeemployed,thecostsinvolved,andtheinherentpropertiesofthematerialotherthanthosecoveredbythisclassificationsystem.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.Thefollowingprecautionarycaveatpertainsonlytothetestmethodportion,Section11,ofthisclassificationsystem:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note1ThereisnoknownISOequivalenttothisclassificationsystem.
【中国标准分类号】:L47
【国际标准分类号】:31_120
【页数】:7P.;A4
【正文语种】: