IEC_60454-2-2007.pdf

INTERNATIONAL STANDARD IEC60454-2 Third edition2007-06 Pressure-sensitive adhesive tapes f or electrical purposes Part 2:Methods of test Reference number IEC 60454-2:2007(E)THIS PUBLICA TION IS COPYRIGHT PROTECTED Copyright 2007 IEC,Geneva,Switzerland All r ights r eserved.Unless other wise specified,no par t of this publication may be reproduced or utilized in any for m or by any means,electr onic or mechanical,including photocopying and microfilm,without per mission in writing fr om either IEC or IECs member National Committee in the country of the requester.If you have any questions about IEC copyr ight or have an enquir y about obtaining additional rights to this publication,please contact the address below or your local IEC member National Committee for fur ther infor mation.IEC Centr al Office 3,rue de Varemb CH-1211 Geneva 20 Switzerland Email:inmailiec.ch Web:w w w.iec.ch A bout the IEC The International Electr otechnical Commission(IEC)is the leading global or ganization that prepar es and publishes Inter national Standards for all electr ical,electronic and related technologies.A bout IEC publications The technical content of IEC publications is kept under constant review by the IEC.Please make sur e that you have the latest edition,a cor rigenda or an amendment might have been published.Catalogue of IEC publications:www.iec.ch/sear chpub The IEC on-line Catalogue enables you to sear ch by a variety of cr iteria(r eference number,text,technical committee,).It also gives inf or mation on pr ojects,withdrawn and replaced publications.IEC Just Published:www.iec.ch/online_ news/justpub Stay up to date on all new IEC publications.Just Published details twice a month all new publications released.Available on-line and also by email.Customer Service Centre:www.iec.ch/webstore/custserv If you wish to give us your f eedback on this publication or need fur ther assistance,please visit the Customer Service Centre FAQ or contact us:Email:csciec.ch Tel.:+41 22 919 02 11 Fax:+41 22 919 03 00 INTERNATIONAL STANDARD IEC60454-2 Third edition2007-06 Pressure-sensitive adhesive tapes f or electrical purposes Part 2:Methods of test X For price,see cu rrent c atalogu ePRICE CODE Commission Electrotechnique InternationaleInternational Electrotechnical Commission 2 60454-2 IEC:2007(E)CONTENTS FOREWORD.5 1 Scope.7 2 Normative references.7 3 Conditioning and specimen preparation.8 4 Determination of thickness.8 4.1 Test apparatus.8 4.2 Test specimens.8 4.3 Procedure.8 4.4 Results.8 5 Determination of width.8 5.1 Method A.8 5.2 Method B.9 5.3 Method C.9 6 Determination of roll length.10 6.1 Principle.10 6.2 Method A Measurement of turns method.10 6.3 Method B Length sensor method.11 7 Corrosion-related properties.11 7.1 General.11 7.2 Preparation of water extract for pH and conductivity determinations.11 7.3 Determination of pH value of water extract.12 7.4 Determination of conductivity of water extract.12 7.5 Detection of corrosive sulfur.13 7.6 Insulation resistance method.14 7.7 Visual method.14 7.8 Wire tensile strength method.14 8 Tensile strength and elongation at break.15 8.1 Apparatus.15 8.2 Test specimens.15 8.3 Procedure.15 8.4 Results.15 9 Low-temperature properties.15 9.1 Principle.15 9.2 Test specimen.16 9.3 Procedure.16 9.4 Flexibility.16 9.5 Electric strength.16 9.6 Results.16 10 Resistance to penetration at elevated temperatures.17 10.1 Apparatus.17 10.2 Test specimens.17 10.3 Procedure.17 10.4 Results.17 11 Adhesion.17 60454-2 IEC:2007(E)3 11.1 Principle.17 11.2 Materials.18 11.3 Apparatus.18 11.4 Test samples and test pieces.19 11.5 Procedure.20 11.6 Expression of results.20 12 Adhesion to backing at low temperatures.21 12.1 Test specimens.21 12.2 Procedure.21 12.3 Results.21 13 Shear adhesion to backing after liquid immersion.21 13.1 Apparatus.21 13.2 Test specimens.21 13.3 Procedure.22 13.4 Results.22 14 Curing properties of thermosetting adhesive tapes.22 14.1 Bond separation during thermal treatment(adhesive to backing).22 14.2 Bond separation after thermal treatment(adhesion to backing).22 15 Flagging tests.23 15.1 Principle.23 15.2 Apparatus.23 15.3 Test specimens.23 15.4 Preparation of specimens for test.24 15.5 Test conditions.24 15.6 Results.24 16 Water vapor permeability.24 16.1 Apparatus.24 16.2 Test specimens.24 16.3 Procedure.25 16.4 Results.25 17 Electric strength.25 17.1 General.25 17.2 Test specimens.25 17.3 Procedure.25 17.4 Results.25 18 Electric strength after humid conditioning.26 19 Resistance to flame propagation.26 19.1 Principle.26 19.2 Apparatus.26 19.3 Test specimen.26 19.4 Procedure.27 19.5 Results.27 20 Flame test.27 20.1 Principle.27 20.2 Apparatus.28 20.3 Preparation of test specimen.28 20.4 Procedure.29 20.5 Results.29 4 60454-2 IEC:2007(E)21 Thermal endurance.29 21.1 Determination of thermal endurance(based on IEC 60216-1 and IEC 60216-2).29 21.2 Voltage breakdown.30 21.3 Loss of mass.31 Annex A(normative)Rollers to be used in various tests.40 Bibliography.41 Figure 1 Meas