1、| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BRITISH STANDARD BS EN ISO 3262-14:2000 Th
2、e European Standard EN ISO 3262-14:2000 has the status of a British Standard ICS 87.060.10 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW Extenders for paints Specifications and methods of test Part 14: CristobaliteThis British Standard, having been prepared under the directi
3、on of the Sector Committee for Materials and Chemicals, was published under the authority of the Standards Committee and comes into effect on 15 August 2000 BSI 08-2000 ISBN 0 580 36371 6 BS EN ISO 3262-14:2000 Amendments issued since publication Amd. No. Date Comments National foreword This British
4、 Standard is the official English language version of EN ISO 3262-14:2000. It is identical with ISO 3262-14:2000. Together with the other parts of BS EN ISO 3262, it will supersede BS 1795:1976 which is declared obsolescent. The UK participation in its preparation was entrusted to Technical Committe
5、e STI/1, Pigments and extenders, which has the responsibility to: 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 informed; monitor related international and Euro
6、pean developments and promulgate them in the UK. A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references Attention is drawn to the fact that CEN and CENELEC Standards normally include an annex which lists normative references to internation
7、al publications with their corresponding European publications. The British Standards which implement international or European publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using
8、 the “Find” facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity f
9、rom legal obligations. Summary of pages This document comprises a front cover, an inside front cover, the EN ISO title page, the EN ISO foreword page, the ISO title page, pages ii to iv, pages 1 to 3, an annex ZA page, an inside back cover and a back cover. The BSI copyright notice displayed in this
10、 document indicates when the document was last issued.EUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM ENISO326214 May2000 ICS87.060.10 Englishversion ExtendersforpaintsSpecificationsandmethodsoftestPart 14:Cristobalite(ISO326214:2000) MatiresdechargepourpeinturesSpcificationset mthodesdessaiPartie14:
11、Cristobalite(ISO3262 14:2000) FllstoffefrBeschichtungsstoffeAnforderungenund PrfverfahrenTeil14:Cristobalit(ISO326214:2000) ThisEuropeanStandardwasapprovedbyCENon10March2000. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthes
12、tatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheCentralSecretariatortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslat
13、ion undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCentralSecretariathasthesamestatusast heofficial versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portuga
14、l,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG CentralSecretariat:ruedeStassart,36B1050Brussels 2000CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.ENISO326214:20
15、00EForeword Thetexto f theInternationalStandar d ISO326214:2000hasbee n preparedbyTechnical CommitteeISO/TC 35“Paintsandvarnishes“incollaborationwithTechnicalCommitteeCEN/T C 298“Pigmentsandextenders“, thesecretariatofwhichisheldbyDIN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eit
16、herbypublicationofanidentical textorbyendorsement,atthelatestbyNovember2000,andconflictingnationalstandardsshallbe withdrawnatthelatestbyNovember2000. According totheCEN/CENELECInternalRegulations,thenational standardsorganizationso fthefollowing countriesareboundtoimplementthisEuropeanStandard:Aust
17、ria ,Belgium,CzechRepublic,Denmark, Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal, Spain,Sweden,SwitzerlandandtheUnitedKingdom. Endorsementnotice Thetextofth eInternationalStandardIS O326214:2000wasapprove dbyCENas aEuropeanStandard withoutanymodification
18、. NOTE:NormativereferencestoInternationalStandardsarelistedinannexZA(normative). EN ISO 3262-14:2000INTERNATIONAL STANDARD ISO 3262-14 Firstedition 2000-05-01 Referencenumber ISO3262-14:2000(E) ExtendersforpaintsSpecificationsand methodsoftest Part14: Cristobalite Matires de charge pour peintures Sp
19、cifications et mthodes dessai Partie 14: Cristobalite EN ISO 3262-14:2000ii EN ISO 3262-14:2000 iii Foreword ISO(theInternationalOrganizationforStandardization)isaworldwidefederationofnationalstandardsbodies(ISO memberbodies).TheworkofpreparingInternationalStandardsisnormallycarriedoutthroughISOtech
20、nicalcom- mittees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeenestablishedhasthe righttoberepresentedonthatcommittee.Internationalorganizations,governmentalandnon-governmental,inliai- sonwithISO,alsotakepartinthework.ISOcollaboratescloselywiththeInternationalElectrotechnicalCo
21、mmission (IEC)onallmattersofelectrotechnicalstandardization. InternationalStandardsaredraftedinaccordancewiththerulesgivenintheISO/IECDirectives,Part3. DraftInternationalStandardsadoptedbythetechnicalcommitteesarecirculatedtothememberbodiesforvoting. PublicationasanInternationalStandardrequiresappro
22、valbyatleast75%ofthememberbodiescastingavote. AttentionisdrawntothepossibilitythatsomeoftheelementsofthispartofISO3262maybethesubjectofpatent rights.ISOshallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights. InternationalStandardISO3262-14waspreparedbyTechnicalCommitteeISO/TC35, Paints and
23、varnishes,S u b - committeeSC2, Pigments and extenders. Togetherwiththeotherparts(seebelow),thispartofISO3262cancelsandreplacesISO3262:1975,whichhas beentechnicallyrevised.Part1comprisesthedefinitionofthetermextenderandanumberoftestmethodsthatare applicabletomostextenders,whilstpart2andthefollowingp
24、artsspecifyrequirementsand,whereappropriate,par- ticulartestmethodsforindividualextenders. ISO3262consistsofthefollowingparts,underthegeneraltitle Extenders for paints Specifications and methods of test: Part 1: Introduction and general test methods Part 2: Barytes (natural barium sulfate) Part 3: B
25、lanc fixe Part 4: Whiting Part 5: Natural crystalline calcium carbonate Part 6: Precipitated calcium carbonate Part 7: Dolomite Part 8: Natural clay Part 9: Calcined clay Part 10: Natural talc/chlorite in lamellar form Part 11: Natural talc, in lamellar form, containing carbonates Part 12: Muscovite
26、-type mica Part 13: Natural quartz (ground) Part 14: Cristobalite Part 15: Vitreous silica Part 16: Aluminium hydroxides Part 17: Precipitated calcium silicate Part 18: Precipitated sodium aluminium silicate EN ISO 3262-14:2000iv Part 19: Precipitated silica Part 20: Fumed silica Part 21: Silica san
27、d (unground natural quartz) Part 22: Flux-calcined kieselguhr EN ISO 3262-14:2000 1 ExtendersforpaintsSpecificationsandmethodsoftest Part14: Cristobalite 1Scope ThispartofISO3262specifiesrequirementsandcorrespondingmethodsoftestforcristobalite. 2Normativereferences Thefollowingnormativedocumentscont
28、ainprovisionswhich,throughreferenceinthistext,constituteprovisionsof thispartofISO3262.Fordatedreferences,subsequentamendmentsto,orrevisionsof,anyofthesepublicationsdo notapply.However,partiestoagreementsbasedonthispartofISO3262areencouragedtoinvestigatethepossi- bilityofapplyingthemostrecentedition
29、softhenormativedocumentsindicatedbelow.Forundatedreferences,the latesteditionofthenormativedocumentreferredtoapplies.MembersofISOandIECmaintainregistersofcurrently validInternationalStandards. ISO787-2:1981, General methods of test for pigments and extenders Part 2: Determination of matter volatile
30、at 105 C. ISO787-3: 1) , General methods of test for pigments and extenders Part 3: Determination of matter soluble in water Hot extraction method. ISO787-5:1980, General methods of test for pigments and extenders Part 5: Determination of oil absorption value. ISO787-7:1981, General methods of test
31、for pigments and extenders Part 7: Determination of residue on sieve Water method Manual procedure. ISO787-9:1981, General methods of test for pigments and extenders Part 9: Determination of pH value of an aqueous suspension. ISO787-14:1973, General methods of test for pigments Part 14: Determinatio
32、n of resistivity of aqueous extract. ISO3262-1:1997, Extenders for paints Specifications and methods of test Part 1: Introduction and general test methods. ISO3696:1987, Water for analytical laboratory use Specification and test methods. ISO15528: 2) , Paints, varnishes and raw materials for paints
33、and varnishes Sampling. 3Termanddefinition ForthepurposesofthispartofISO3262,thefollowingtermanddefinitionapplies. 1)Tobepublished.(RevisionofISO787-3:1979) 2)Tobepublished.(RevisionofISO842:1984andISO1512:1991) EN ISO 3262-14:20002 3.1 cristobalite alow-temperaturemodificationofcrystallinesilicondi
34、oxidewithatheoreticaldensityof 4Requirementsandtestmethods ForcristobalitecomplyingwiththispartofISO3262,theessentialrequirementsarespecifiedinTable1andthecon- ditionalrequirementsarelistedinTable2. 5Sampling Takearepresentativesampleoftheproducttobetested,asdescribedinISO15528. 6Determinationofsili
35、cacontent 6.1Reagents Duringtheanalysis,useonlyreagentsofrecognizedanalyticalgradeandonlywaterofatleastgrade3purityasde- finedinISO3696. 6.1.1Sulfuricacid,diluted . Table1Essentialrequirements Characteristic Unit Requirement Testmethod Cristobalitecontent,min. 60 X-raydiffraction Silicacontent,min.
36、98 Seeclause6 Mattervolatileat ,max. 0,2 ISO787-2 a Lossonignition,max. 0,2 0,5 b ISO3262-1 Mattersolubleinwater,max. 0,2 ISO787-3 pHvalueofaqueous suspension 6to9 6to10 b ISO787-9 a Anothermethodmaybeagreedbetweentheinterestedpartiesprovideditgivesthesameresults. b Thesevaluestakeintoaccounttheeffe
37、ctontheresultiftheproducthasundergonesurfacetreatment. Table2Conditionalrequirements Characteristic Unit Requirement Testmethod Residueon sieve Tobeagreedbetweenthe interestedparties ISO787-7 Particlesizedistribution (instrumentalmethod) Tobeagreedbetweentheinterestedparties a Colour Tobeagreedbetwe
38、enthe interestedparties ISO3262-1 Lightness Tobeagreedbetweenthe interestedparties b Resistivityofaqueousextract ISO787-14 Oilabsorptionvalue ISO787-5 a AgeneraldescriptionofasedimentationmethodusingX-rayabsorptionisgiveninEN725-5:1996, Advanced tech- nical ceramics Methods of test for ceramic powde
39、rs Part 5: Determination of the particle size distribution. b Testmethodinpreparation. 2,35g/cm 3 %(m=m) %(m=m) 105 C%(m=m) %(m=m) %(m=m) 45m%(m=m) %(m=m) m g/100g 1+1 EN ISO 3262-14:2000 3 Add1partbyvolumeofconcentratedsulfuricacid,approximately , ,slowlyto1partby volumeofwater. 6.1.2Hydrofluoricac
40、id,approximately , . 6.2Apparatus Useordinarylaboratoryapparatusandglassware,togetherwiththefollowing: 6.2.1Platinumdish. 6.2.2Mufflefurnace. 6.3Procedure Weigh,tothenearest ,approximately ofthetestsample(clause5),previouslydriedat inaccord- ancewithISO787-2,intothetaredplatinumdish(6.2.1),igniteint
41、hemufflefurnace(6.2.2)at to constantmass( )andallowtocoolinadesiccatorcontainingphosphoruspentoxide. Addapproximately ofsulfuricacid(6.1.1).Heattheplatinumdishgentlyuntilfumingceasesandthencontinue theheatingat for inthemufflefurnace.Removefromthefurnace,allowtocoolinadesiccatorand weightothenearest
42、 ( ). Addtotheresidueintheplatinumdish ofhydrofluoricacid(6.1.2)and ofsulfuricacid(6.1.1)andevapo- ratetoasyrup,takingcaretoavoidlossbyspitting.Coolthedishandwashthesidesdownwithsmallquantitiesof water.Thenaddafurther ofhydrofluoricacidandevaporatetodryness.Heattheresidueonahot-plateuntil whitefumes
43、arenolongerevolved,thenigniteinthemufflefurnaceat for .Removethedishfromthe furnace,coolinthedesiccatorandweightothenearest ( ). 6.4Expressionofresults Calculatethesilicacontent ,expressedasapercentagebymass,usingtheequation: where isthemass,ingrams,oftheignitedresidue; isthemass,ingrams,aftertreatm
44、entwithsulfuricacidandigniting; isthemass,ingrams,aftertreatmentwithhydrofluoricacidandigniting. 7Testreport Thetestreportshallcontainatleastthefollowinginformation: a)alldetailsnecessarytoidentifytheproducttested; b)areferencetothispartofISO3262(ISO3262-14); c)theresultsofthetestsandwhetherornotthe
45、productcomplieswiththerelevantspecificationlimits; d)anydeviationfromthetestmethodsspecified; e) thedatesofthetests. 96%(m=m) 1,84g/ml 40%(m=m) 1,13g/ml 1mg 2g 105 C (1000 25) C m 1 1ml 900 C 15min 0,1mgm 2 15ml 1ml 10ml 900 C 15min 0,1mgm 3 w(SiO 2 ) w(SiO 2 )= m 2 m 3 m 1 100 m 1 m 2 m 3 EN ISO 32
46、62-14:2000AnnexZA (normative) Normativereferencestointernationalpublications withtheirrelevantEuropeanpublications ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications. Thesenormativereferencesar ecitedatth eappropriateplacesin thetextan dthepublicationsar eliste
47、d hereafter.Fo r datedreferences , subsequentamendments too r revisionso f anyo f thesepublications apply tothis EuropeanStandardonly whenincorporate d initby amendmento r revision.Forundate d references thelatesteditionofthepublicationreferredtoapplies. Publication Year Title EN Jahr ISO7872 1981 Generalmethodsoftestforpigmentsandextenders ENISO7872 1995 Part2:Determinationofmattervolatileat105degreesC ISO7873 1979 Generalmethodsoftestforpigmentsandextenders ENISO7873 1995 Part3:Determinationofmattersolubleinwater Hotextractionmeth
