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【英文标准名称】:StandardClassificationSystemandBasisforSpecificationforCelluloseAcetateButyrateMoldingandExtrusionCompounds
【原文标准名称】:醋酸-丁酸纤维素模压和挤压成形化合物的标准分类系统和基础规范
【标准号】:ASTMD707-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:
【英文主题词】:acetate;butyrate;cellulose;extrusion;molding;plasticized;recycled;specification;Cellulosicplastics--celluloseacetatebutyrate(CAB);Molding/extrusioncompounds/materials--specifications;Thermoplastics--specifications
【摘要】:1.1Thisclassificationsystemcoversrequirementsforplasticizedcelluloseacetatebutyratethermoplasticcompoundssuitableforinjectionmoldingandextrusion.Thesecompoundshaveabutyrylcontentlessthan38%andanacetylcontentlessthan15%andcancontaindyesandpigments.Thisclassificationsystemdoesnotincludespecialmaterialscompoundedforspecialapplications.Cellulosicplasticmaterials,beingthermoplastic,arereprocessableandrecyclable.Thisclassificationsystemallowsfortheuseofthosecellulosicmaterials,providedthatallspecificrequirementsofthisclassificationsystemaremet.1.2Thepropertiesincludedinthisclassificationsystemarethoserequiredtoidentifythecompositionscovered.OtherrequirementsnecessarytoidentifyparticularcharacteristicsimportanttospecializedapplicationsarespecifiedbyusingthesuffixesasgiveninSection5.1.3Thisclassificationsystemandsubsequentlinecallout(specification)areintendedtoprovideameansofcallingoutplasticmaterialsusedinthefabricationofenditemsorparts.Itisnotintendedfortheselectionofmaterials.Materialselectioncanbemadebythosehavingexpertiseintheplasticfieldonlyaftercarefulconsiderationofthedesignandperformancerequiredofthepart,environmenttowhichitwillbeexposed,fabricationprocesstobeemployed,costsinvolved,andinherentpropertiesofthematerialotherthanthosecoveredbythisclassificationsystem.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.1.5Thefollowingsafetyhazardscaveatpertainsonlytothetestmethodportion,Section12,ofthisclassificationsystem.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note18212;ThereisnoknownISOequivalenttothisstandard.
【中国标准分类号】:G32
【国际标准分类号】:83_140_99
【页数】:5P.;A4
【正文语种】:英语