1.1 This standard specifies a system for the classification of thermoplastic polycarbonate (PC) materials. This system may be used as a standard for specification creation. …
JIS K 6719-1:1999 history
2011JIS K 6719-1:2011 Plastics -- Polycarbonate (PC) moulding and extrusion materials -- Part 1: Designation system and basis for specifications
1999JIS K 6719-1:1999 Plastics -- Polycarbonate (PC) moulding and extrusion materials -- Part 1: Designation system and basis for specifications