ASTM B727-2004(2009) 电镀用塑料材料制备标准

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【英文标准名称】:StandardPracticeforPreparationofPlasticsMaterialsforElectroplating
【原文标准名称】:电镀用塑料材料制备标准
【标准号】:ASTMB727-2004(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:2004
【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】:B08.02
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:activation;cleaning;deoxidizing;plastics;preparation;striking;Acrylonitrile-butadiene-styrene(ABS);Electroplatedplastics;Molding/extrusioncompounds/materials;Polycarbonate(PC);Polyesterplastics;Polypropylene(PP);Polysulfoneresins;
【摘要】:Avarietyofmetalscanbeelectrodepositedonplasticsfordecorativeorengineeringpurposes.Themostwidelyusedcoatingconsistsofthreelayersx2014;copperplusnickelpluschromiumx2014;fordecorativeapplications.However,brass,silver,tin,lead,cadmium,zinc,gold,othermetals,andcombinationsoftheseareusedforspecialpurposes.Thekeytoproducingelectroplatedplasticsofhighqualityliesinthecaretakeninpreparingplasticsforelectroplating.Theinformationcontainedinthispracticeisusefulincontrollingprocessesforthepreparationofplasticsforelectroplating.1.1Thispracticeisaguidetothesurfacepreparationofplasticmaterialsfordecorativeandfunctionalelectroplating,wherethesequenceofchemicaltreatmentsmayinclude:cleaning,conditioning,etching,neutralizing,catalyzing,accelerating,andautocatalyticmetaldeposition.Surfacepreparationalsoincludeselectrodepositionofmetallicstrikecoatingsimmediatelyafterautocatalyticmetaldeposition.Thesetreatmentsresultinthedepositionofthinconductivemetalfilmsonthesurfaceofmolded-plasticmaterials,andaredescribedinthispractice.1.2Oncemolded-plasticsmaterialshavebeenmadeconductive,theymaybeelectroplatedwithametalorcombinationofmetalsinconventionalelectroplatingsolutions.Theelectroplatingsolutionsandtheirusearebeyondthescopeofthispractice.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.(SeeSection4.)
【中国标准分类号】:G32
【国际标准分类号】:25_220_10
【页数】:5P.;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodforEffectofWateronBituminous-CoatedAggregateUsingBoilingWater
【原文标准名称】:水对沥青涂层集料影响的测试方法-快速现场试验
【标准号】:ASTMD3625-1991
【标准状态】:作废
【国别】:美国
【发布日期】:1991
【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】:粘结;沥青铺面混合物;集料涂层;沥青粘结;集料;粘附;混凝土;沥青;快速试验;现场试验
【英文主题词】:bituminous;aggregates;adhesion;concrete;fieldtesting;bituminouspavingmixtures;coatedaggregate;lossofadhesion;lossofadhesionofbituminous;quickfieldtest
【摘要】:
【中国标准分类号】:G50
【国际标准分类号】:75_140
【页数】:
【正文语种】:英语


【英文标准名称】:InformationSystems-ProgrammingLanguage-CorrectionAmendmentforCOBOL(formerlyANSIX3.23b-1993(R2001))
【原文标准名称】:信息系统.程序设计语言.COBOL的修改件(以前为ANSIX3.23b-1993(R2001))
【标准号】:ANSIINCITS23b-1993
【标准状态】:现行
【国别】:美国
【发布日期】:
【实施或试行日期】:
【发布单位】:美国国家标准学会(ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:Comprisesanamendment,thesecond,tothedocumententitledAmericanNationalStandardforInformationSystems-ProgrammingLanguage-COBOL,ANSIX3.23:1985,ISO1989:1985.PresentscorrectionsoferrorsandclarificationofambiguitiesinProgrammingLanguageCOBOL.
【中国标准分类号】:L74
【国际标准分类号】:35_060
【页数】:
【正文语种】:英语