Plastics
Moulded materials
Thermoplastic polymers
Classification systems
Extruding
Reinforcing materials
Viscosity
Fillers
Designations
Impact strength
Polycarbonates
Codes
Polyesters
Identification methods
Charpy impact tests
Additives
Link: BS EN ISO 21305-1:2019 Plastics. Polycarbonate (PC) moulding and extrusion materials Designation system and basis for specifications
Source: BSI Standards