JIS C 6493:1999 Base materials for printed circuits -- Thin polyimide woven glass fabric copper-clad laminated sheet of defined flammability for use in the fabrication of multilayer printed board
This standard specifies standard values for the characteristics of flame-resistant grade (vertical flame-retardant) glass cloth-based polyimide resin copper-clad laminates (hereinafter referred to as copper-clad laminates) for multilayer printed wiring boards.
JIS C 6493:1999 history
1999JIS C 6493:1999 Base materials for printed circuits -- Thin polyimide woven glass fabric copper-clad laminated sheet of defined flammability for use in the fabrication of multilayer printed board
1994JIS C 6493:1994 Thin copper-clad laminates for multilayer printed wiring boards -- Glass fabric base, modified or unmodified polyimide resin