BS EN 61249-2-11-2003 Materials for printed boards and other interconnecting structures - Part 2-11 Reinforced base materials clad and unclad - Polyimide brominated epoxide modifie.pdf

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1、BRITISH STANDARDBS EN61249-2-11:2003Incorporating Corrigendum No. 1Materials for printed boards and other interconnecting structures Part 2-11: Reinforced base materials, clad and unclad Polyimide, brominated epoxide modified or unmodified, woven E-glass reinforced laminated sheets of defined flamma

2、bility (vertical burning test), copper-cladThe European Standard EN 61249-2-11:2003 has the status of a British StandardICS 31.180g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g5

3、1g60g53g44g42g43g55g3g47g36g58Licensed Copy: Wang Bin, na, Fri Aug 25 08:33:02 BST 2006, Uncontrolled Copy, (c) BSIBS EN 61249-2-11:2003This British Standard was published under the authority of the Standards Policy and Strategy Committee on 19 February 2004 BSI 2006ISBN 0 580 43423 0National forewo

4、rdThis British Standard is the official English language version of EN 61249-2-11:2003, including Corrigendum July 2005. It is identical with IEC 61249-2-11:2003.The UK participation in its preparation was entrusted to Technical Committee EPL/501, Electronic assembly technology, which has the respon

5、sibility to: A list of organizations represented on this committee can be obtained on request to its secretary.Cross-referencesThe British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “Inter

6、national Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a Bri

7、tish Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep UK interests informed; monitor related international and E

8、uropean developments and promulgate them in the UK.Summary of pagesThis document comprises a front cover, an inside front cover, the EN title page, pages 2 to 24, an inside back cover and a back cover.The BSI copyright notice displayed in this document indicates when the document was last issued.Ame

9、ndments issued since publicationAmd. No. Date Comments16316 Corrigendum No. 130 June 2006 Caution added to CENELEC forewordLicensed Copy: Wang Bin, na, Fri Aug 25 08:33:02 BST 2006, Uncontrolled Copy, (c) BSIEUROPEAN STANDARD EN 61249-2-11 NORME EUROPENNE EUROPISCHE NORM December 2003 CENELEC Europe

10、an Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2003 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for

11、CENELEC members. Ref. No. EN 61249-2-11:2003 E ICS 31.180 Incorporates Corrigendum July 2005English version Materials for printed boards and other interconnecting structures Part 2-11: Reinforced base materials, clad and unclad Polyimide, brominated epoxide modified or unmodified, woven E-glass rein

12、forced laminated sheets of defined flammability (vertical burning test), copper-clad (IEC 61249-2-11:2003) Materiaux pour circuits imprims et autres structures dinterconnexion Partie 2-11: Matriaux de base renforcs, plaqus et non plaqus Feuilles stratifies renforces en polyimide et tissu de verre de

13、 type E poxyde brom modifi ou non modifi, dinflammabilit dfinie (essai de combustion verticale), plaques cuivre (CEI 61249-2-11:2003) Materialien fr Verbindungsstrukturen Teil 2-11: Kaschierte und unkaschierte verstrkte Basismaterialien Kupferkaschierte mit E-Glasgewebe verstrkte Laminattafeln auf d

14、er Basis von Polyimid und bromiertem Epoxidharz, modifiziert oder nicht-modifiziert, mit definierter Brennbarkeit (Brennprfung mit vertikaler Prflingslage) (IEC 61249-2-11:2003) This European Standard was approved by CENELEC on 2003-12-01. CENELEC members are bound to comply with the CEN/CENELEC Int

15、ernal 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 CENELEC

16、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 CENELEC member into its own language and notified to the Central Secretariat has the same status as the official versions. CEN

17、ELEC members are the national electrotechnical committees of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Lithuania, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and United Kingdom. Licensed C

18、opy: Wang Bin, na, Fri Aug 25 08:33:02 BST 2006, Uncontrolled Copy, (c) BSIPage 2EN 61249211:2003Foreword The text of document 91/412/FDIS, future edition 1 of IEC 61249-2-11, prepared by IEC TC 91, Electronics assembly technology, was submitted to the IEC-CENELEC parallel vote and was approved by C

19、ENELEC as EN 61249-2-11 on 2003-12-01. The following dates were fixed: latest date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2004-09-01 latest date by which the national standards conflicting with the EN have to b

20、e withdrawn (dow) 2006-12-01 CAUTION: EC directives including RoHS and WEEE may limit the use of some substances and this should be taken into account when applying this European Standard. Annexes designated “normative“ are part of the body of the standard. Annexes designated “informative“ are given

21、 for information only. In this standard, annex ZA is normative and annexes A, B and C are informative. Annex ZA has been added by CENELEC. The contents of the corrigendum of July 2005 have been included in this copy. _ Endorsement notice The text of the International Standard IEC 61249-2-11:2003 was

22、 approved by CENELEC as a European Standard without any modification. _ Licensed Copy: Wang Bin, na, Fri Aug 25 08:33:02 BST 2006, Uncontrolled Copy, (c) BSICONTENTS 1 Scope.5 2 Normative references5 3 Materials and construction 5 4 Internal marking6 5 Electrical properties 6 6 Non-electrical proper

23、ties of the copper-clad laminate 7 6.1 Appearance of the copper-clad sheet.7 6.2 Appearance of the unclad face.8 6.3 Laminate thickness8 6.4 Bow and twist 9 6.5 Properties related to the copper foil bond.10 6.6 Punching and machining10 6.7 Dimensional stability11 6.8 Sheet sizes11 6.9 Cut panels .11

24、 7 Non-electrical properties of the base material after complete removal of the copper foil.12 7.1 Appearance of the dielectric base material.12 7.2 Flexural strength13 7.3 Flammability 13 7.4 Water absorption .14 7.5 Measling15 7.6 Glass transition temperature and cure factor15 8 Quality assurance

25、.15 8.1 Quality system .15 8.2 Responsibility for inspection.15 8.3 Qualification inspection15 8.4 Quality conformance inspection .16 8.5 Certificate of conformance.16 8.6 Safety data sheet.16 9 Packaging and marking.16 10 Ordering information .17 Annex A (informative) Engineering information .18 An

26、nex B (informative) Common laminate constructions.20 Annex C (informative) Guideline for qualification and conformance inspection.22 Annex ZA (normative) Normative references to international publications with their corresponding European publications23 Bibliography24 Table 1 Electrical properties .

27、6 Table 2 Nominal thickness and tolerance of metal-clad laminate.9 Table 3 Bow and twist 9 Page 3EN 61249211:2003Licensed Copy: Wang Bin, na, Fri Aug 25 08:33:02 BST 2006, Uncontrolled Copy, (c) BSITable 4 Pull-off and peel strength .10 Table 5 Dimensional stability 11 Table 6 Size tolerance for cut

28、 panels12 Table 7 Rectangularity of cut panels .12 Table 8 Flexural strength13 Table 9 Flammability 14 Table 10 Water absorption .14 Table 11 Measling15 Table 12 Glass transition temperature and cure factor 15 Table C.1 Guideline for qualification and conformance inspection .22 Page 4EN 61249211:200

29、3Licensed Copy: Wang Bin, na, Fri Aug 25 08:33:02 BST 2006, Uncontrolled Copy, (c) BSIMATERIALS FOR PRINTED BOARDS AND OTHER INTERCONNECTING STRUCTURES Part 2-11: Reinforced base materials, clad and unclad Polyimide, brominated epoxide modified or unmodified, woven E-glass reinforced laminated sheet

30、s of defined flammability (vertical burning test), copper-clad 1 Scope This part of IEC 61249 gives requirements for properties of polyimide, brominated epoxide modified or unmodified, woven E-glass laminated sheets, in thickness of 0,05 mm up to 3,2 mm, of defined flammability (vertical burning tes

31、t), copper-clad. The flammability rating is achieved through the use of brominated fire retardants contained as an integral part of the epoxide polymeric structure if present. The glass transition temperature is defined to be 190 C minimum. Some property requirements may have several classes of perf

32、ormance. The class desired needs to be specified on the purchase order otherwise the default class of material may be supplied. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For

33、undated references, the latest edition of the referenced document (including any amendments) applies. IEC 61189-2:1997, Test methods for electrical materials, interconnection structures and assemblies Part 2: Test method for interconnection structures IEC 61249-5-1:1995, Materials for interconnectio

34、n structures Part 5: Sectional specification set for conductive foils and films with or without coatings Section 1: Copper foil (for the manufacture of copper-clad base materials) ISO 9000:2000, Quality management systems Fundamentals and vocabulary ISO 11014-1:1994, Safety data sheet for chemical p

35、roducts Part 1: Content and order of sections ISO 14001:1996, Environmental management systems Specification with guidance for use 3 Materials and construction The sheet consists of an insulating base with metal-foil bonded to one side or both. Page 5EN 61249211:2003Licensed Copy: Wang Bin, na, Fri

36、Aug 25 08:33:02 BST 2006, Uncontrolled Copy, (c) BSI3.1 Resin system Polyimide, brominated epoxide modified or unmodified, resulting in a laminate with a glass transition temperature of 190 C minimum. Contrast agents may be added to enhance processing such as automated optical inspection (AOI). Its

37、flame resistance is defined in terms of the flammability requirements of 7.3. 3.2 Reinforcement Woven E-glass as specified in IEC 61249-6-3, woven E-glass fabric (for the manufacture of prepreg and copper clad materials). 3.3 Metal foil Copper as specified in IEC 61249-5-1, copper foil (for the manu

38、facture of copper-clad materials). The preferred foils are electrodeposited of defined ductility. 4 Internal marking Not specified. 5 Electrical properties The requirements for the electrical properties are shown in Table 1. Table 1 Electrical properties Property Test method (IEC 61189-2) Requiremen

39、t Resistance of foil 2E12 As specified in IEC 61249-5-1 Surface resistance after damp heat while in the humidity chamber (optional) 2E03 10 000 M Surface resistance after damp heat and recovery 2E03 50 000 M Volume resistivity after damp heat while in the humidity chamber (optional) 2E04 10 000 Mm V

40、olume resistivity after damp heat and recovery 2E04 50 000 Mm Relative permittivity after damp heat and recovery at 1 MHz 2E10 5,4 Dissipation factor after damp heat and recovery at 1 MHz 2E10 0,035 Electric strength (only for material thicknesses 0,10 0,15 0,15 0,30 0,30 0,50 0,50 0,80 0,80 1,00 1,

41、00 1,30 0,80 1,00 1,00 1,30 1,30 1,70 1,70 2,10 2,10 2,60 2,60 3,20 0,03 0,04 0,05 0,08 0,09 0,13 0,17 0,20 0,23 0,25 0,30 0,02 0,03 0,04 0,05 0,06 0,09 0,11 0,13 0,15 0,18 0,20 0,01 0,02 0,03 0,04 0,05 0,07 0,08 0,10 0,12 0,15 0,15 The thicknesses and tolerances do not apply to the outer 25 mm of t

42、he trimmed sheet or the outer 13 mm of the cut-to-size panel as manufactured and delivered by the supplier. At no point shall the thickness vary from the nominal by a value greater than 125 % of the specified tolerance. 6.4 Bow and twist When the copper-clad laminate is tested in accordance with tes

43、t method 2M01of IEC 61189-2, the bow and twist shall not exceed the values given in Table 3. Table 3 Bow and twist Requirement % Property Test method (IEC 61189-2) Nominal thickness mm Panel dimension longest side mm Copper foil on one side Copper foil on both sides 0,8 1,3 350 350 500 500 2,0 1,8 1

44、,5 1,5 1,3 1,0 1,3 1,7 350 350 500 500 1,5 1,3 1,0 1,0 0,8 0,5 Bow and twist 2M01 1,7 3,2 350 350 500 500 1,0 0,8 0,5 0,5 0,4 0,3 NOTE The requirements for bow and twist apply only to one-sided copper-clad laminates with maximum foil thickness of 105 m (915 g/m2) and double-sided copper-clad laminat

45、es with maximum foil thickness difference of 70 m (610 g/m2). Requirements for laminates with copper foil configurations beyond these limits are subject to agreement between purchaser and supplier. Page 9EN 61249211:2003Licensed Copy: Wang Bin, na, Fri Aug 25 08:33:02 BST 2006, Uncontrolled Copy, (c

46、) BSI6.5 Properties related to the copper foil bond Pull-off and peel strength requirements are shown in Table 4. These requirements apply to copper foil with a normal profile depth. In the case of low or very low profile copper foil, the requirements shall be at least 50 % of that shown in Table 4

47、as a minimum. Table 4 Pull-off and peel strength Property Test method (IEC 61189-2) Requirement 25 N Thickness of the copper foil Pull-off strength 2M05 12 m (101 g/m2) 18 m (152 g/m2) 35 m (305 g/m2) 70 m (610 g/m2) 0,6 N/mm 0,8 N/mm 1,0 N/mm 1,1 N/mm Peel strength after heat shock of 20 s 2M14 No

48、blistering or delamination 0,4 N/mm 0,6 N/mm 0,8 N/mm 1,0 N/mm Peel strength after dry heat 175 C 2M15 No blistering or delamination 0,4 N/mm 0,6 N/mm 0,8 N/mm 1,0 N/mm Peel strength after exposure to solvent vapour. Solvents as agreed upon between purchaser and supplier 2M06 No blistering or delami

49、nation 0,5 N/mm 0,7 N/mm 1,1 N/mm 1,4 N/mm Peel strength after simulated plating 2M16 No blistering or delamination Peel strength at high temperature Temperature 125 C (optional) Temperature 260 C (optional) 2M17 0,4 N/mm Not specified 0,6 N/mm Not specified 0,8 N/mm Not specified 1,0 N/mm Not specified Blistering after 20 s heat shock 2C05 No blistering or delamination NOTE In case of di