IPC 4104:1999

Covers the various conductive and dielectric materials that can be used for the fabrication of HDI and microvias.The 23 specification sheets included in IPC/JPCA-4104 specify the qualification and conformance requirements for such materials as photoimageable dielectric dry films and liquids, epoxy blends and coated foils. IPC/JPCA-4104 also includes six new test methods developed specifically for the testing of HDI and microvia materials.