ASTM D 3532-1999 碳纤维环氧树脂预浸料坯凝固时间的标准试验方法
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【英文标准名称】:StandardTestMethodforGelTimeofCarbonFiber-EpoxyPrepreg
【原文标准名称】:碳纤维环氧树脂预浸料坯凝固时间的标准试验方法
【标准号】:ASTMD3532-1999
【标准状态】:现行
【国别】:美国
【发布日期】:1999
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:航天技术;碳纤维;材料;塑料;试验;航空航天运输;环氧衍生物;预浸料坯;航空运输;叠层板材;纤维
【英文主题词】:plastics;airtransport;spacetechnology;laminates;carbonfibres;prepreg;aerospacetransport;materials;epoxides;testing;fibres
【摘要】:
【中国标准分类号】:W04
【国际标准分类号】:83_120
【页数】:2P;A4
【正文语种】:英语
MIL-STD-171E, DEPARTMENT OF DEFENSE MANUFACTURING PROCESS STANDARD: FINISHING OF METAL AND WOOD SURFACES (23 JUN 1989)., This standard establishes and updates general finish codes and serves as a general guide to the selection of suitable materials, procedures, and systems for cleaning, plating, painting, and the otherwise finishing of metal and wood surfaces.【英文标准名称】:StandardTestMethodforAcetone,p-Chlorobenzotrifluoride,MethylAcetateort-ButylAcetateContentofSolventborneandWaterbornePaints,Coatings,Resins,andRawMaterialsbyDirectInjectionIntoaGasChromatograph
【原文标准名称】:通过直接注入一气体色谱仪测定含溶剂和含水涂料,涂层,树脂和原材料中丙酮及甲基和丁基醋酸盐含量的标准试验方法
【标准号】:ASTMD6133-2002(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:2002
【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】:D01.21
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:acetone;acetonecontentbygaschromatography;exemptvolatilecompounds;gaschromatography;methylacetate;methylacetatecontentbygaschromatography;p-chlorobenzotrifluoride;p-chlorobenzotri
【摘要】:Withtheneedtocalculatevolatileorganiccontent(VOC)ofpaints,andwithacetone,p-chlorobenzotrifluoride,methylacetateandt-butylacetateconsideredasexemptvolatilecompounds,itisnecessarytoknowthecontentoftheseanalytes.Thisgaschromatographictestmethodprovidesarelativelysimpleanddirectwaytodeterminetheircontent.However,becausethedetectorsusedinthistestmethodarenotselective,andbecausesomecoatingsareverycomplexmixtures,compoundsmaybepresentinthesamplethatcoelutewiththeanalyte,givingaresultthatiserroneouslyhigh.Oracomponentmayelutewiththeinternalstandard,givingaresultthatiserroneouslylow.Itisthereforeimportanttoknowthecompositionofthesampletoensurethattherearenointerferences,undertheanalysisconditionsused.TestMethodD6438employsmass-spectraldetectionofanalytesandmaybeusedasanalternativemethod.1.1Thistestmethodisforthedeterminationofthetotal-concentrationofacetone,p-chlorobenzotrifluoride,methylacetate,ort-butylacetate,orcombinationofanyofthefour,insolvent-reducibleandwater-reduciblepaints,coatings,resins,andrawmaterials.Becauseunknowncompoundsthatco-elutewiththeanalytebeingmeasuredorwiththeinternalstandard,willleadtoerroneousresults,thistestmethodshouldonlybeusedformaterialsofknowncompositionsothatthepossibilityofinterferencescanbeeliminated.Theestablishedworkingrangeofthistestmethodisfrom1%to100%foreachanalytebyweight.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G04
【国际标准分类号】:87_060_01
【页数】:5P.;A4
【正文语种】:英语