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【英文标准名称】:StandardTestMethodsforReleasePapersUsedWithPreformedTapeSealants
【原文标准名称】:与预制密封带一同使用的脱模纸的标准试验方法
【标准号】:ASTMC879-2003
【标准状态】:现行
【国别】:
【发布日期】:2003
【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】:C24.20
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:preformedtapesealant;releasepaper;tapesealants;tapes
【摘要】:Preformedtapesealantsaretacky,deformablesolidsthatareusedundercompressionbetweentwosubstratesinvarioussealingapplications.Thesetapesareusuallysuppliedinrollformwithareleasepaperinterlayer.Whentherollisunwoundandthereleasepaperisremovedfromthepreformedtapesealant,thereshouldbenotransferofthepreformedtapesealanttothereleasepaper,noranyresidueleftonthepaper.Thesemethodswillgiveaqualitativeindicationofwhetherornotthereleasepapercanberemovedcleanlyfromapreformedtapesealantafteracontrolledexposureperiod.Alternativeproceduresarelistedbecausesomepreformedtapesealantsarenormallyusedunderfieldconditionswhereelevatedtemperaturescanbeencountered,whileotherpreformedtapesealantsarenormallyusedundermorecontrolledenvironmentsinx201C;assemblylinex201D;operations.1.1Thesetestmethodscoverlaboratoryproceduresforevaluatingthereleasecharacteristicsofareleasepaperintendedtobesuppliedindirectcontactwithapreformedtapesealant.1.2Thevaluesstatedinmetric(SI)unitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareprovidedforinformationpurposesonly.1.3ThesubcommitteewithjurisdictionisnotawareofanysimilarISOstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcernsassociatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:
【国际标准分类号】:91_100_50
【页数】:3P.;A4
【正文语种】: