BS-EN-ISO-8987-1998 BS-2782-8-METHODS-835I----J.pdf
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1、BRITISH STANDARD BS EN ISO 8987:1998 BS 2782-8: Methods 835 I and J: 1998 Plastics Phenolic resins Determination of reactivity on a B-transformation test plate The European Standard EN ISO 8987:1998 has the status of a British Standard ICS 83.080.10 Licensed Copy: sheffieldun sheffieldun, na, Mon No
2、v 20 02:19:35 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN ISO 8987:1998 This British Standard, having been prepared under the direction of the Sector Board for Materials and Chemicals, was published under the authority of the Standards Board and comes into effect on 15 October 1998 BSI 05-1999
3、ISBN 0 580 30272 5 National foreword This British Standard is the English language version of EN ISO 8987:1998. It is identical with ISO 8987:1995. It supersedes BS EN ISO 8987:1996 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee PRI/21, Testing of pl
4、astics, 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 European developments and pro
5、mulgate 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 international publications with thei
6、r 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 the “Find” facility of t
7、he 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 from legal obligations. Su
8、mmary of pages This document comprises a front cover, an inside front cover, pages i and ii, the EN ISO title page, page 2, the ISO title page, page ii, pages 1 to 3 and a back cover. This standard has been updated (see copyright date) and may have had amendments incorporated. This will be indicated
9、 in the amendment table on the inside front cover. Amendments issued since publication Amd. No.DateComments Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 20 02:19:35 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN ISO 8987:1998 BSI 05-1999i Contents Page National forewordInside front cover Fo
10、reword2 Forewordii Text of ISO 89871 Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 20 02:19:35 GMT+00:00 2006, Uncontrolled Copy, (c) BSI ii blank Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 20 02:19:35 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EUROPEAN STANDARD NORME EUROPENNE EUROPI
11、SCHE NORM EN ISO 8987 August 1998 ICS 83.080.10Supersedes EN ISO 8987:1995 Descriptors: See ISO document English version Plastics Phenolic resins Determination of reactivity on a B-transformation test plate (ISO 8987:1995) Plastiques Rsines phnoliques Mthode dvaluation de la ractivit sur plaque dess
12、ai de transformation au stade B (ISO 8987:1995) Kunststoffe Phenolharze Bestimmung der Reaktivitt auf einer B-Zeit-Prfplatte (ISO 8987:1995) This European Standard was approved by CEN on 12 June 1998. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the condi
13、tions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CEN member. This European Standard exists in three
14、official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austr
15、ia, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CEN European Committee for Standardization Comit Europen de Normalisation Europisches Komitee fr Normung Central
16、Secretariat: rue de Stassart 36, B-1050 Brussels 1998 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 8987:1998 E Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 20 02:19:35 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN ISO
17、 8987:1998 BSI 05-1999 2 Foreword The text of the International Standard from Technical Committee ISO/TC 61 “Plastics” of the International Organization for Standardization (ISO) has been taken over as an European Standard by Technical Committee CEN/TC 249 “Plastics”, the secretariat of which is hel
18、d by IBN. This European Standard replaces EN ISO 8987:1995. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by February 1999, and conflicting national standards shall be withdrawn at the latest by Fe
19、bruary 1999. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands
20、, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. Endorsement notice The text of the International Standard ISO 8987:1995 has been approved by CEN as a European Standard without any modification. Contents Page Foreword2 1Scope1 2Principle1 3Method A: Determination on a plate wit
21、h depressions1 4Method B: Determination on a flat plate without depressions1 5Precision (test error)2 6Test report3 Figure 1 B-transformation test plate2 Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 20 02:19:35 GMT+00:00 2006, Uncontrolled Copy, (c) BSI Licensed Copy: sheffieldun sheffieldun,
22、 na, Mon Nov 20 02:19:35 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN ISO 8987:1998 ii BSI 05-1999 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
23、carried out through ISO 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 wo
24、rk. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard require
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