BS-EN-1721-1999.pdf
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1、| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BRITISH STANDARD BS EN 1721:1999 The Europ
2、ean Standard EN 1721:1998 has the status of a British Standard ICS 83.180 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW Adhesives for paper and board, packaging and disposable sanitary products Tack measurement for pressure sensitive adhesives Determination of rolling ball t
3、ack Licensed Copy: sheffieldun sheffieldun, na, Mon Oct 30 05:31:50 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 1721:1999 This British Standard, having been prepared under the direction of the Sector Committee for Materials and Chemcials, was published under the authority of the Standards Commi
4、ttee and comes into effect on 15 March 1999 BSI 03-1999 ISBN 0 580 30863 4 Amendments issued since publication Amd. No.DateText affected National foreword This British Standard is the English language version of EN 1721:1998. The UK participation in its preparation was entrusted to Technical Committ
5、ee PRI/52, Rubber compounding ingredients, which has the responsibility to: aid enquirers to understand the text; present to the responsible European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European
6、 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 The British Standards which implement international or European publications referred to in this document may be found in the BSI Standards
7、 Catalogue under the section entitled International Standards Correspondence Index, or by using 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
8、 correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 6, an inside back cover and a back cover. Licensed Copy: sheffieldun sheffi
9、eldun, na, Mon Oct 30 05:31:50 GMT+00:00 2006, Uncontrolled Copy, (c) BSI CEN European Committee for Standardization Comite Europe en de Normalisation Europa isches Komitee fu r Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels 1998 CEN All rights of exploitation in any form and by an
10、y means reserved worldwide for CEN national Members. Ref. No. 1721:1998 E EUROPEAN STANDARDEN 1721 NORME EUROPE ENNE EUROPA ISCHE NORM October1998 ICS 83.180 Descriptors: adhesives, tests, measurements, adhesive strength, balls, procedures English version Adhesives for paper and board, packaging and
11、 disposable sanitary products Tack measurement for pressure sensitive adhesives Determination of rolling ball tack Adhe sifs pour papier et carton, emballages et produits sanitaires consommables Mesurage de ladhe sivite des produits autoadhe sifs De termination de ladhe sivite dune bille roulante Kl
12、ebstoffe fu r Papier, Verpackung und Hygieneprodukte Messung der Oberfla chenklebrigkeit von Haftklebstoffen Bestimmung der Oberfla chenklebrigkeit nach der Methode Rollende Kugel This European Standard was approved by CEN on 25 September 1998. CEN members are bound to comply with the CEN/CENELEC In
13、ternal Regulations which stipulate the conditions 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 mem
14、ber. This European Standard exists in three 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 member
15、s are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. Licensed Copy: sheffieldun sheffieldun, na, Mon Oct 30 05:31:50 GMT+0
16、0:00 2006, Uncontrolled Copy, (c) BSI Page 2 EN 1721:1998 BSI 03-1999 Foreword This European Standard has been prepared by Technical Committee CEN/TC 193, Adhesives, the Secretariat of which is held by AENOR. This European Standard shall be given the status of a national standard, either by publicat
17、ion of an identical text or by endorsement, at the latest by April 1999, and conflicting national standards shall be withdrawn at the latest by April 1999. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this E
18、uropean Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. Contents Page Foreword2 1Scope3 2Normative references3 3Definition3 4Safety3 5Test equ
19、ipment3 6Materials6 7Preparation and conditioning of test pieces6 8Test procedure6 9Expression of results6 10Test report6 Licensed Copy: sheffieldun sheffieldun, na, Mon Oct 30 05:31:50 GMT+00:00 2006, Uncontrolled Copy, (c) BSI Page 3 EN 1721:1998 BSI 03-1999 1 Scope This test method specifies a Ro
20、lling Ball Tack test method for coated pressure sensitive adhesives. 2 Normative references This European Standard incorporates, by dated or undated reference, provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are list
21、ed 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 revision. For undated references the latest edition of the publication referred to applies. EN 923, Adhesives Terms and
22、definitions. EN 1066, Adhesives Sampling. EN 1067, Adhesives Examination and preparation of samples for testing. 3 Definition For the purpose of this standard the definitions in accordance with EN 923 and the following definition apply. 3.1 rolling ball tack distance a specified rolling ball travels
23、 on an adhesive layer before stopping, after it has been allowed to roll down a defined incline 4 Safety Persons using this standard shall be familiar with normal laboratory practice. This standard does not purport to address all the safety problems, if any, associated with its use. It is the respon
24、sibility of the user to establish safety and health practices and to ensure compliance with any European and national regulatory conditions. 5 Test equipment 5.1 An inclined trough, equipped with a release lever at the top through which the ball gains downhill momentum. 5.2 A solid ball, with 10 mm
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