1、 STD-BSI BS EN 1721-ENGL L999 B Lb2i.lbb9 0757Il93 127 B BRITISH STANDARD Adhesives for paper and board, packaging and disposable sanitary products - Tack measurement for pressure sensitive adhesives - Determination of rolling ball tack The European Standard EN 1721:1998 has the status of a British
2、Standard ICs 83.180 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BS EN 1721:1999 STD-BSI BS EN 1721-ENGL 1777 Lb24bb9 0757094 Ob3 9 been prepared under the direction of the Sector Amd. No. Date Committee for Materiais and Chemciais, was published under the authority of the
3、Standards Committee and comes into effect on 16 March 1999 O BSI 03-1999 ISBN O 580 30863 4 BS EN 1721:1999 Text 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 Committee PRI/52, Rubb
4、er compounding ingredients, which has the responsibility to: - aid enquirers to understand the tea - present to the responsible European committee any enquiries on the - monitor related international and European developments and promulgate interpretation, or proposals for change, and keep the UK in
5、terests informed; them in the UK. A list of organizations represented on this committee can be obtained on request to its secrem. Cross-references The British Standards which implement internatiod or European publications referred to in this document may be found in the BSI Standards Catalogue under
6、 the section entitied “International Standards Correspondence Index“, or by using the “Find“ facility of the BSI Standards Electronic Caalogue. A British Standard does not purport to include ali the necessary provisions of a contract. Users of British Standards are responsible for their correct appl
7、ication. 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. EUROPEAN flmm NORME EUROPENNE EuROP b) adhesiv
8、e manufkturers name, grade and batch number or other means of uniquely idenmg the adhesive sample; c) method of preparation of the adhesive coating; d) coating weight (if other than 25 ghn2 k 2 ghn2); e) specifications of polyester film and release paper used; f) rolling ball tack value in millimetr
9、es; g) lowest and highest test result in millimetres found in test series; h) comments based on visuai inspection, e.g. adhesive transfer, lift of adhesive from substrate, etc.; i) the date of test. O BSI 03-1999 STD-BSI BS EN 2721-ENGL 3999 I Lb24bb 0757303 021 m BS EN 1721:1999 BSI 389 Chiswick Hi
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