BS EN 14469-4-2004 Pigments and extenders.pdf
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1、BRITISH STANDARD BS EN 14469-4:2004 Pigments and extenders Testing of colouring materials in plasticized polyvinyl chloride (PVC-P) Part 4: Determination of bleeding of colouring materials The European Standard EN 14469-4:2004 has the status of a British Standard ICS 83.040.30 ? BS EN 14469-4:2004 T
2、his British Standard was published under the authority of the Standards Policy and Strategy Committee on 11 May 2004 BSI 11 May 2004 ISBN 0 580 43762 0 National foreword This British Standard is the official English language version of EN 14469-4:2004. The UK participation in its preparation was ent
3、rusted to Technical Committee STI/1, Pigments, 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 documen
4、t 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 or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Us
5、ers are responsible for its 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 chang
6、e, and keep the UK interests 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 title page, pages 2 to 7 and a back cover. The BSI copyright notice displayed in this do
7、cument indicates when the document was last issued. Amendments issued since publication Amd. No. DateComments 标准分享网 w w w .b z f x w .c o m 免费下载 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 14469-4 April 2004 ICS 83.040.30 English version Pigments and extenders - Testing of colouring materia
8、ls in plasticized polyvinyl chloride (PVC-P) - Part 4: Determination of bleeding of colouring materials Pigments et matires de charge - Essai des matires colorantes dans le chlorure de polyvinyle plastifi (PVC-P) - Partie 2: Dtermination de lexsudation des matires colorantes Pigmente und Fllstoffe -
9、 Prfung von Farbmitteln in weichmacherhaltigem Polyvinylchlorid (PVC-P) - Teil 4: Bestimmung des Ausblutens von Farbmitteln This European Standard was approved by CEN on 2 February 2004. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for givi
10、ng 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 official versi
11、ons (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 Austria, Belgium, C
12、yprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EU
13、ROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2004 CENAll rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 14469-4:2004: E EN 14469-4:2004 (E) 2 Foreword This document (EN 14469
14、-4:2004) has been prepared by Technical Committee CEN/TC 298 “Pigments and extenders”, the secretariat of which is held by DIN. 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 October 2004, and co
15、nflicting national standards shall be withdrawn at the latest by October 2004. Annex A is informative. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Rep
16、ublic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. 标准分享网 w w w .b z f x w .c o m 免费下载 EN 14469-4:2004 (E) 3 1 Scop
17、e This Part of EN 14469 specifies a method of establishing and evaluating quantitatively the bleeding of pigments from sheets of coloured PVC-P into material of the same kind brought into contact with them. It also sets out the way in which specimens prepared in accordance with EN 14469-2 shall be t
18、ested. NOTEIt can also be used to determine bleeding from other polymers into white PVC-P. This Part of EN 14469 does not deal with pigment blooming (see also annex A (informative). 2 Normative references This European Standard incorporates by dated or undated reference, provisions from other public
19、ations. These normative references are cited at the appropriate places in the text, and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revisio
20、n. For undated references the latest edition of the publication referred to applies (including amendments). EN 14469-2, Pigments and extenders Testing of colouring materials in plasticized polyvinyl chloride (PVC-P) Part 2: Preparation of test specimens. EN 20105-A03, Textiles Tests for colour fastn
21、ess Part A03: Grey scale for assessing staining (ISO 105- A03:1993). 3 Terms and definitions For the purposes of this European Standard, the following terms and definitions apply. 3.1 blooming formation of a deposit of a colouring material from the polymer on the surface of a film 3.2 bleeding proce
22、ss of diffusion of a colouring material from the polymer into and through a polymer beneath, thus producing an undersirable staining or colour change 3.3 migration movement of a colouring material from a polymer to the surface (blooming) or to another medium (bleeding) 4 Apparatus 4.1 Drying oven wi
23、th forced air circulation and capable of maintaining a temperature of (80 5) C. 4.2 White contact sheets prepared in accordance with EN 14469-2, minimum size 75 mm x 75 mm x 0,5 mm. EN 14469-4:2004 (E) 4 4.3 Aluminium or plate glass sheets with flat surfaces, of a size not less than the contact shee
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