1、BRITISH STANDARD BS EN ISO 15908:2002 Adhesives for thermoplastic piping systems Test method for the determination of thermal stability of adhesives The European Standard EN ISO 15908:2002 has the status of a British Standard ICS 83.180 BS EN ISO 15908:2002 This British Standard was published under
2、the authority of the Standards Policy and Strategy Committee on 30 April 2003 BSI 30 April 2003 ISBN 0 580 41646 1 National foreword This British Standard is the official English language version of EN ISO 15908:2002. It is identical with ISO 15908:2002. The UK participation in its preparation was e
3、ntrusted to Technical Committee PRI/52, Adhesives, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this doc
4、ument may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its
5、correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests
6、 informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN ISO title page, pages 2 to 6, an inside back cover and a back cover. The BSI copyright date displayed in this docume
7、nt indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM ENISO15908 December2002 ICS83.180 Englishversion AdhesivesforthermoplasticpipingsystemsTestmethodfor thedeterminationofthermalstabilityofadhesives(
8、ISO 15908:2002) Adhsifspourrseauxdetuyauteriesenmatires thermoplastiquesMthodedessaidestabilitthermique dunadhsif(ISO15908:2002) KlebstoffefrthermoplastischeRohrleitungssysteme PrfverfahrenfrdieBestimmungderthermischen BestndigkeitvonKlebstoffen(ISO15908:2002) ThisEuropeanStandardwasapprovedbyCENon2
9、1June2002. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCent
10、reortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodi
11、esofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStas
12、sart,36B1050Brussels 2002CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.ENISO15908:2002EENISO15908:2002(E) 2 Contents page Foreword3 1 Scope 4 2 Normativereferences 4 3 Termsanddefinitions. .4 4 Principle4 5 Safety 4 6 Apparatus .4 7 Testmethod. .5 8
13、 Expressionofresults . .6 9 Testreport . .6ENISO15908:2002(E) 3 Foreword ThisdocumentENISO15908:2002hasbeenpreparedbyTechnicalCommitteeCEN/TC193“Adhesives“,the secretariatofwhichisheldbyAENOR,incollaborationwithTechnicalCommitteeISO/TC138“Plastics,pipes, fittingsandvalvesfortransportoffluids“. ThisE
14、uropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyJune2003,andconflictingnationalstandardsshallbewithdrawnatthelatestby June2003. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing count
15、riesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain, Sweden,SwitzerlandandtheUnitedKingdom.ENISO15908:2002(E) 4 1Scope ThisEuropeanStandardspecifiesatestmethodforthed
16、eterminationofthethermalstabilityofchloridecontaining solventbasedandsolventfreeadhesivesforjoiningthermoplasticpipingsystems. 2 Normativereferences ThisEuropeanStandardincorporates,bydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthe
17、text,andthepublicationsarelistedhereafter.Fordated references,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropeanStandardonly whenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthepublicationreferred toapplies(includingamendments). EN923, Adhesiv
18、esTermsanddefinitions. EN1066, AdhesivesSampling. EN1067, AdhesivesExaminationandpreparationofsamplesfortesting. 3 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thetermsanddefinitionsofEN923apply. 4Principle Asampleofdryadhesivefilmisheatedinatesttubeat200C.Indicatorpaperisusedtoindicatew
19、henthe adhesivefilmreleaseshydrochloride.Thetimetakenfortheadhesivefilmtoreleasehydrochlorideat200Cis takenasameasureofthethermalstabilityoftheadhesive. 5Safety Personsusingthisstandardshallbefamiliarwithnormallaboratorypractice. Thisstandarddoesnotpurporttoaddressallthesafetyproblems,ifany,associat
20、edwithitsuse. Itistheresponsibilityoftheusertoestablishsafetyandhealthpracticesandtoensurecompliancewithany Europeanornationalregulatoryconditions. 6Apparatus 6.1 Heatingblock, forheatingtesttubesat(200 0,5)C 6.2 Testtubes, ofglass,height110mm,diameter5mmandwallthickness0,9mm 6.3 Universalindicatorp
21、aper , pH111 6.4 Adhesiveapplicator, capableofproducinganadhesivefilmofthickness 1mm mm 0 +0,1ENISO15908:2002(E) 5 6.5 Glassplate 6.6 Stopwatch 7 Testmethod 7.1 Conditiontheadhesive,theapplicatorandthetestplateat(23 2)Cand(50 5)%relativehumidityforat least6h.Thetestplateandtheadhesiveapplicatorshall
22、befreeofdirtandgrease. 7.2 TakearepresentativesampleoftheadhesivetobetestedasdescribedinEN1066andexamineand prepareitfortestingasdescribedinEN1067. 7.3 Afterconditioning,pourtheadhesiveontotheglassplateandspreaditusingtheadhesiveapplicator.An adhesivefilmof1mmthicknessshallbeobtained.Allowtheadhesiv
23、efilmtodryfor(24 2)hat(23 2)C. 7.4 Removetheadhesivefilmfromtheglassplate,andcutitintosmallpieceswithmaximumedgelengthof 2mm.Fillthetesttubewiththepiecesoftheadhesivefilm(Figure1)toadepthofapproximately10mmwhichis equivalentto(50 5)mgadhesive.Apiece,approximately10mmlength,ofindicatorpaperisplacedin
24、thetopof thetesttube.Preparethreetesttubesforeachadhesiveundertest. Key 1 Indicatorpaper 2 Sampleadhesive(filmpieces),approximately10mmlength Figure1Testtube 7.5 Bringtheheatingblockto(200 0,5)C.Placethetesttubesintheheatingblockandimmediatelystartthe stopwatch.Thetesttubesshallbe(66 1)mmintheheatin
25、gblockand(44 1)mmabovetheheatingblock (Figure2). Whenthelowerpartoftheindicatorpaperchangescolour(pH=3,fromyellowtored)stopthestopwatch.Record thetimeinminutestothenearest0,5min.ENISO15908:2002(E) 6 Dimensionsinmillimetres Key 1Temperature(200 0,5)C Figure2Heatingblockwithtesttubes 8 Expressionofres
26、ults Expressthethermalstabilityoftheadhesiveinminutesasthearithmeticmeanofthethreeresults. 9 Testreport Thetestreportshallinclude: a)areferencetothisEuropeanStandard; b)thetypeandidentificationoftheadhesivetested; c)thethermalstabilityrecordedforeachtestandthearithmeticmean; d)anymodificationtothepr
27、oceduredescribedinthisstandard,andanycircumstanceswhichmayhaveaffected theresults; e)thedateoftest.BS EN ISO 15908:2002 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsible for preparing British Standards. It presents the UK view
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