EN 12701-2001 en Structural Adhesives - Storage - Determination of Words and Phrases Relating to the Product Life of Structural Adhesives and Related Materials《结构胶粘剂贮藏有关结构粘合剂和相关材料的.pdf

1、BRITISH STANDARD Structural adhesives - Storage - Determination of words and phrases relating to the product life of structural adhesives and related materials The European Standard EN 12701:2001 has the status of a British Standard ICs 01.040.83: 83.180 BS EN 12701:2001 NO COPYING WITHOUT BSI PERMI

2、SSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BS EN 12701:2001 Amd. No. National foreword Date Comments This British Standard, having been prepared under the direction of the Sector Committee for Materials and Chemicals, was published under the authority of the Standards Committee and comes into effect

3、 on 15 August 2001 This British Standard is the official English language version of EN 12701:2001. The UK participation in its preparation was entrusted to Technical Committee PRU52, Adhesives, which has the responsibility to: - - aid enquirers to understand the text; present to the responsible int

4、ernationallEuropean committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. - A list of organizations represented on this committee can be obtained on request to

5、 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 Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI

6、 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. Summary

7、of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 8, an inside back cover and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication O BSI 07-2001 ISBN O 580 3

8、7914 O EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM June 2001 ICs 01.040.83; 83.1 80 EN 12701 English version Structural adhesives - Storage - Determination of words and phrases relating to the product life of structural adhesives and related materials Adhsifs structuraux - Stockage - Dfinition

9、 des termes et expressions relatifs a la dure de vie des adhsifs structuraux et matriaux connexes Strukturklebstoffe - Lagerung - Bestimmung von Begriffen zur Zeitspanne der Verarbeitbarkeit von Strukturklebstoffen und verwandten Materialien This European Standard was approved by CEN on 1 O May 2001

10、. CEN members are bound to comply with the CENEENELEC Internal 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

11、application to the Management Centre or to any CEN member. 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 Management Centre has

12、the same status as the official versions. CEN members 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. EUROPEAN COMMiTEE

13、 FOR STANDARDIZATION COMIT EUROPEEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels O 2001 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 12701 :2001 E Page 2 EN 12701 :2001 C

14、ontents Page Foreword . 3 1 Scope 4 2 Normative references . 4 3 Terms and definitions . 4 4 Requirements . . . . 6 Annex A (normative) Storage of structural adhesives: product life when stored under stated conditions . 8 Page 3 EN 12701 :2001 Foreword O This European Standard has been prepared by T

15、echnical Committee CENTTC 193 “Adhesives“, the secretariat of which is held by AENOR. 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 December 2001, and conflicting national standards shall be wit

16、hdrawn at the latest by December 2001. Annex A is normative. According to the CENEENELEC 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, I

17、celand, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. Page 4 EN 12701 :2001 1 Scope This European Standard specifies definitions and requirements applicable to structural adhesives whose storage life is limited by possible change of pro

18、perties. NOTE Structural adhesives and their related materials are herein referred to as “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 te

19、xt 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 revision. For undated references the latest edition of the publication referred to appli

20、es (including amendments). EN 923 Adhesives - Terms and definitions 3 Terms and definitions For the purposes of this European Standard, the terms and definitions in accordance with EN 923 and the following apply : NOTE All the following definitions of words and phrases relating to the storage of adh

21、esives are illustrated in annex A (normative). :adhesive) manufacturer person or firm that converts raw materials into adhesives NOTE The manufacturing process almost always involves mixing and often requires some form of chemical reaction 3.2 (adhesive) supplier person or firm that sends adhesives

22、by an appropriate mean of transport, to either a purchaser or an user NOTE A supplier can be : a) the actual manufacturer ; b) a specific section of the manufacturers organisation ; c) a subsidiary ; d) an appointed distributor or agent. 3.3 purchaser person or firm that buys the adhesive NOTE The p

23、urchaser is normally, though not necessarily, the user 3.4 adhesive having a limited storage life adhesive whose characteristics and bond properties, in particular before and during use, depend on the time spent in storage under specified conditions Page 5 EN 12701 :2001 0 : b) is covered by the man

24、ufacturers guarantee. 3.13 guaranteed shelf life after purchase period of time commencing on the date of delivery and during which the adhesive, in its original packing and stored under specified conditions a) satisfies the requirements of the product specification ; b) is covered by the manufacture

25、rs guarantee. Page 6 EN 12701 :2001 3.1 4 storage life before delivery period of time between the date of manufacture and the date of delivery NOTE guarantee. This period of the adhesives life should be spent under conditions which do not prejudice the manufacturers 3.15 additional period of validit

26、y period of time which follows the date of expiry of the manufacturers original guarantee and during which the adhesive, in its original packing and stored under the specified conditions : a) satisfies the requirements of the product specification ; b) is authorised for use by either the purchaser o

27、r user. NOTE 1 The act of authorising an additional period of use is called re-validation (see 4.2). NOTE 2 The end of this additional period of validation should always lie within the technical shelf life (3.17). 3.1 6 total prolonged life period of time resulting of the sum of the guaranteed shelf

28、 life and any additional period of validity 3.1 7 technical shelf life period of time commencing on the date of manufacture and during which the adhesive, in its original packing and stored under the specified conditions, satisfies the requirements of the product specification NOTE 1 This period is

29、not always known precisely since the capability of an adhesive can not have been established sufficiently. The setting of an additional period of validity should take this uncertainty into account. NOTE 2 This period is not guaranteed by the manufacturer. 3.1 8 bench or workshop life period of time

30、resulting of the sum of the successive periods during which the adhesive, when submitted to the ambient conditions of a typical workshop, satisfies the requirements of its specification 3.19 work life period of time between the instant when the adhesive, having been prepared according to the manufac

31、turers instructions, is ready for use and the instant when it is no longer usable 4 Requirements 4.1 Storage guarantee The product specification or the technical data sheet shall include storage life before delivery (3.1 4) conditions for the adhesive in its original, unopened packaging. These shall

32、 include, at a minimum, the appropriate storage temperature, relative humidity and a statement that the same conditions shall be maintained during the guaranteed shelf life after purchase (3.13). Failure to maintain the required storage conditions shall invalidate the manufacturers guarantee. 4.2 Re

33、-validation Responsibility for extending the validity of a material beyond the expiry date (3.9) set by the manufacturer is fundamentally vested on the purchaser. In the event of a material being used after its original expiry date responsibility for its use shall be clearly accepted by either purch

34、aser or user, when these are not the same. Page 7 EN 12701 :2001 4.3 Individual packaging O The packaging shall be of such a nature that it shall protect the adhesive throughout the guaranteed shelf life when stored in accordance with the manufacturers requirements. Additionally, the packaging shall

35、 meet legal requirements and be sufficiently robust to allow conventional transportation taking into account the appropriate storage conditions (3.5). 4.4 Marking In the absence of the product technical specification or unless otherwise specified in the latter, individual and collective packages sha

36、ll carry information concerning the specified storage conditions and the guaranteed expiry date of the manufacturers guaranteed shelf life. EXAMPLE Perishable product, to be stored at (-18 i 2) “C Expiry date of guarantee 1999-12-01 In the case of a re-validation, the new date of expiry (3.1 O) shal

37、l be properly documented and recorded by the party authoricing the extension. 4.5 Transportation Transportation conditions shall be agreed between the purchaser (3.3) and the supplier (3.2) and guaranteed by O the supplier, his agent, appointed distributor or subsidiary. When transportation conditio

38、ns are different from the specified storage conditions the transit time shall be subject to an agreement between the purchaser and the supplier. v) E O CI C O o1 CI aa Q v) CI C S CI O v) C aa r Q) r o S CI U u) Q) v) aa c CI Q .I .I ci ci ci 5 2 .c1 s I ci e .I I 2 2 3 o v) O Q) 0 O ci ci * 2 5 t .

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