BS EN ISO 2535-2002 Plastics - Unsaturated polyester resins - Measurement of gel time at ambient temperature《塑料 不饱和聚酯树脂 室温条件下胶凝时间的测量》.pdf

《BS EN ISO 2535-2002 Plastics - Unsaturated polyester resins - Measurement of gel time at ambient temperature《塑料 不饱和聚酯树脂 室温条件下胶凝时间的测量》.pdf》由会员分享，可在线阅读，更多相关《BS EN ISO 2535-2002 Plastics - Unsaturated polyester resins - Measurement of gel time at ambient temperature《塑料 不饱和聚酯树脂 室温条件下胶凝时间的测量》.pdf（20页珍藏版）》请在麦多课文档分享上搜索。

1、BRITISH STANDARD BS EN ISO 2535:2002 Plastics Unsaturated polyester resins Measurement of gel time at ambient temperature The European Standard EN ISO 2535:2002 has the status of a British Standard ICS 83.080.10 BS EN ISO 2535:2002 This British Standard, having been prepared under the direction of t

2、he Materials and Chemicals Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on 22 November 2002 BSI 22 November 2002 ISBN 0 580 40782 9 National foreword This British Standard is the official English language version of EN ISO 253

3、5:2002. It is identical with ISO 2535:2001. It supersedes BS EN ISO 2535:1998 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee PRI/42, Fibre reinforced thermosetting plastics and prepregs, which has the responsibility to: A list of organizations repres

4、ented 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 document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”,

5、 or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer

6、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 informed; monitor related international and European developments and promulgate

7、them in the UK. 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 9, the Annex ZA page, an inside back cover and a back cover. The BSI copyright date displayed in this documen

8、t indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM ENISO2535 November2002 ICS83.080.10 SupersedesENISO2535:1998 Englishversion PlasticsUnsaturatedpolyesterresinsMeasurementofgel timeatambienttemperat

9、ure(ISO2535:2001) PlastiquesRsinesdepolyestersnonsatursMesurage dutempsdegeltempratureambiante(ISO2535:2001) KunststoffeUngesttigtePolyesterharzeBestimmung derGelZeitbeiUmgebungstemperatur(ISO2535:2001) ThisEuropeanStandardwasapprovedbyCENon23September2002. CENmembersareboundtocomplywiththeCEN/CENEL

10、ECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthree

11、officialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,Fra

12、nce,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2002CEN Allrightsofexploitationi

13、nanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.ENISO2535:2002EForeword ThetextofISO2535:2001hasbeenpreparedbyTechnicalCommitteeISO/TC61“Plastics“ oftheInternationalOrganizationforStandardization(ISO)andhasbeentakenoverasEN ISO2535:2002byTechnicalCommitteeCEN/TC249“Plastics“,the

14、secretariatofwhichis heldbyIBN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublication ofanidenticaltextorbyendorsement,atthelatestbyMay2003,andconflictingnational standardsshallbewithdrawnatthelatestbyMay2003. ThisdocumentsupersedesENISO2535:1998. AccordingtotheCEN/CENELEC

15、InternalRegulations,thenationalstandardsorganizationsof thefollowingcountriesareboundtoimplementthisEuropeanStandard:Austria,Belgium, CzechRepublic,Denmark,Finland,France,Germany,Greece,Iceland,Ireland,Italy, Luxembourg,Malta,Netherlands,Norway,Portugal,Spain,Sweden,Switzerlandandthe UnitedKingdom.

16、Endorsementnotice ThetextofISO2535:2001hasbeenapprovedbyCENasENISO2535:2002withoutany modifications. NOTENormativereferencestoInternationalStandardsarelistedinAnnexZA(normative). ENISO2535:2002Reference number ISO 2535:2001(E) INTERNATIONAL STANDARD ISO 2535 Third edition 2001-07-15 Plastics Unsatur

17、ated-polyester resins Measurement of gel time at ambient temperature Plastiques Rsines de polyesters non saturs Mesurage du temps de gel temprature ambiante ENISO2535:2002DPF dlcsiremia ihTs PDF file mya ctnoain emdeddeb tyfepcaes. In ccacnadroe with Aebods licnesign lopic,y tihs file mya eb irpntde

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21、na snaem, eelctinorc ro mceinahcla, inclidugn tohpociypogn dna micrfoilm, wittuoh repmissino in writign form eitreh ISO ta teh erddass lebwo ro ISOs memreb ydob in teh ctnuoyr of teh tseuqer.re ISO cirypothg fofice saCe tsopale 65 1121-HC aveneG 02 leT. + 41 22 947 10 11 xaF + 14 22 947 90 74 E-mial

22、 cirypothgis.och eWb www.iso.ch ii ENISO2535:2002 iii Contents Page Foreword.iv 1 Scope 1 2 Normative references 1 3 Terms and definitions .1 4 Principle1 5 Reagents.2 6 Apparatus .2 7 Procedure .3 8 Expression of results 4 9 Precision.4 10 Test report 4 Annex A (normative) Automatic-release apparat

23、us 5 Annex B (normative) Continuous-measurement apparatus.7 ENISO2535:2002iv Foreword ISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing International Standards is normally carried out through ISO

24、 technical committees. Each member body interested in a subject for which a technical committee has been established has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with ISO, also take part in the work. ISO collaborates cl

25、osely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given in the ISO/IEC Directives, Part 3. Draft International Standards adopted by the technical committees are circulate

26、d to the member bodies for voting. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote. Attention is drawn to the possibility that some of the elements of this International Standard may be the subject of patent rights. ISO shall not be hel

27、d responsible for identifying any or all such patent rights. International Standard ISO 2535 was prepared by Technical Committee ISO/TC 61, Plastics, Subcommittee SC 12, Thermosetting materials. This third edition cancels and replaces the second edition (ISO 2535:1997), which has been revised to include four variants of the original method, calibration procedures for the device used to determine the gel time (see clauses A.2 and B.2) and precision data. Annexes A and B form a normative part of this International Standard. ENISO2535:2002