BS EN 61249-4-16. Materials for printed boards and other interconnecting structures. Part 4-16. Sectional specification set for prepreg materials, unclad (for the manufacture of multilayer boards). Multifunctional non-halogenated epoxide woven E-glass prepreg of defined flammability (vertical burnin
英国标准EN 61249-4-16 印制板和其他互连结构用材料 第4-16部分 未包覆预浸料分规范(多层板制造用) 规定可燃性的多功能非卤化环氧编织E-玻璃预浸料(垂直燃烧)