Adhesives - Determination of isocyanate content

This European Standard specifies a method for the determination of the isocyanate content of adhesives, adhesive components and their basic constituents.
It is not applicable to products containing blocked isocyanate groups which can be liberated by the reagents used in this test method.

Klebstoffe - Bestimmung des Isocyanatgehaltes

Diese Europäische Norm legt ein Verfahren zur Bestimmung des Isocyanatgehaltes von Klebstoffen, Klebstoff-Komponenten und deren Grundbestandteile fest.
Dieses Verfahren ist nicht anwendbar bei Produkten, die blockierte Isocyanatgruppen enthalten, die durch die bei diesem Prüfverfahren benutzten Reagenzien freigesetzt werden können.

Adhésifs - Détermination de la teneur en isocyanate

La présente Norme européenne spécifie une méthode permettant de déterminer la teneur en isocyanate des adhésifs, des composants d’adhésifs et de leurs constituants de base.
Elle ne s’applique pas aux produits contenant des groupes d’isocyanates bloqués qui peuvent être libérés par les réactifs utilisés dans cette méthode d’essai.

Lepila - Določevanje izocianatov

Ta evropski standard določa metodo za določevanje izocianatov v lepilih, lepilnih sestavnih delih in njihovih osnovnih sestavinah. Standard se ne uporablja za izdelke, ki vsebujejo skupine blokiranih izocianatov, ki jih je mogoče sprostiti z reagenti, uporabljenimi pri tej preskusni metodi.

General Information

Status
Published
Publication Date
05-Mar-2013
Current Stage
9093 - Decision to confirm - Review Enquiry
Due Date
02-Sep-2018
Completion Date
23-Nov-2018

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2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Klebstoffe - Bestimmung des IsocyanatgehaltesAdhésifs - Détermination de la teneur en isocyanateAdhesives - Determination of isocyanate content83.180LepilaAdhesivesICS:Ta slovenski standard je istoveten z:EN 1242:2013SIST EN 1242:2013en,fr,de01-maj-2013SIST EN 1242:2013SLOVENSKI

STANDARDSIST EN 1242:20061DGRPHãþD
SIST EN 1242:2013
EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 1242
March 2013 ICS 83.180 Supersedes EN 1242:2005English Version
Adhesives - Determination of isocyanate content
Adhésifs - Détermination de la teneur en isocyanate

Klebstoffe - Bestimmung des Isocyanatgehaltes This European Standard was approved by CEN on 13 January 2013.

CEN members are bound to comply with the CEN/CENELEC 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 application to the CEN-CENELEC 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 CEN-CENELEC Management Centre has the same status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom.

EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG
Management Centre:
Avenue Marnix 17,

B-1000 Brussels © 2013 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 1242:2013: ESIST EN 1242:2013

EN 1242:2013 (E) 2 Contents Page Foreword ..............................................................................................................................................................3 1 Scope ......................................................................................................................................................4 2 Normative references ..........................................................................................................................4 3 Terms and definitions ..........................................................................................................................4 4 Principle .................................................................................................................................................4 5 Reagents ................................................................................................................................................4 6 Apparatus ..............................................................................................................................................5 6.1 General ...................................................................................................................................................5 7 Procedure ..............................................................................................................................................5 8 Calculation and expression of the results .......................................................................................6 8.1 Calculation .............................................................................................................................................6 8.2 Expression of result .............................................................................................................................7 9 Precision ................................................................................................................................................7 10 Test report .............................................................................................................................................7 SIST EN 1242:2013

EN 1242:2013 (E) 3 Foreword This document (EN 1242:2013) 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 publication of an identical text or by endorsement, at the latest by September 2013, and conflicting national standards shall be withdrawn at the latest by September 2013. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN [and/or CENELEC] shall not be held responsible for identifying any or all such patent rights. This document supersedes EN 1242:2005. The main technical significant change is: • Inclusion of ethanol in the list of reagents (Clause 5) SAFETY PRECAUTIONS — Persons using this document should be familiar with the normal laboratory practice, if applicable. This document does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user to establish appropriate safety and health practices and to ensure compliance with any regulatory conditions. ENVIRONMENTAL PRECAUTIONS — It is understood that some of the material permitted in this document may have negative environmental impact. As technological advantages lead to acceptable alternatives for these materials, they will be eliminated from this document to the extent possible. At the end of the test, the user of the document should take care to carry out an appropriate disposal of the wastes, according to local regulation. According to the CEN/CENELEC Internal Regulations, the national standards organisations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. SIST EN 1242:2013

EN 1242:2013 (E) 4 1 Scope This European Standard specifies a method for the determination of the isocyanate content of adhesives, adhesive components and their basic constituents. It is not applicable to products containing blocked isocyanate groups which can be liberated by the reagents used in this test method. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edit

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