BS 07/30164969 DC EN 61249-4-17. Materials for printed boards and other interconnecting structures. Part 4-17. Sectional specification set for prepreg materials, unclad (for the manufacture of multilayer boards). Non-halogenated epoxide woven E-glass prepreg of defined flammability (vertical burning test) for lead-fr

standard by BSI Group, 04/20/2007