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【英文标准名称】:SpecificationforUnmodifiedPoly(VinylideneFluoride)(PVDF)Molding,Extrusion,andCoatingMaterials(08.03)
【原文标准名称】:未改性聚偏氟乙烯模塑、挤塑和涂覆材料规范
【标准号】:ANSI/ASTMD3222-1999
【标准状态】:现行
【国别】:美国
【发布日期】:1999
【实施或试行日期】:1997-10-23
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:挤压;塑料
【英文主题词】:extruding;plastics
【摘要】:Thisspecificationcoversmeltprocessablemoldingandextrusionmaterials,aswellascoatingmaterialsofpoly(vinylidenefluoride)fluoroplastic,commonlyabbreviatedPVDF(orPVF2inscientificliterature).Thisspecificationcoversthermoplasticresinmaterialssuppliedinpelletorpowderform.Thisspecificationappliesonlytothevirginhomopolymerpreparedfromvinylidenefluoride,notcopolymers,reinforced,filledgradesorspecialgradeswithadditivesortreatmentsformodificationofattributes.ThetestsinvolvedareintendedtoprovideinformationforspecificationofunmodifiedPVDFhomopolymerresins.Itisnotthepurposeofthisspecificationtoprovideengineeringdatafordesignpurposes.PVDFfluoroplasticsmeltbetween156and180?C[312and356?F]andarethermallystableuptoabout370?C[698?F].(Warning-Evolutionofcorrosiveandtoxichydrogenfluoridecanoccurundercertainconditions.)ThevaluesstatedinSIunits,asdetailedinIEEE/SI-10,aretoberegardedasthestandard.Thevaluesgiveninbracketsareforinformationonly.Note1-PVDFexhibitspolymorphism.Thetypeandextentofcrystallinestructurevarieswiththethermomechanicalhistoryofthesample.Specimenspreparedbytechniquesdifferentthanprescribedinthisspecificationcanhavepropertiesthatvaryfromthevaluesspecified.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecificprecautionarystatementsaregiveninSection10.Note2-ThereisnoequivalentISOstandardforthisspecification.InformationinthisspecificationistechnicallyequivalenttorelatedinformationinISO12086-1andISO12086-2.
【中国标准分类号】:G32
【国际标准分类号】:83_080_20
【页数】:
【正文语种】:英语