Polyimide polymer resins; polyimide polymer resins for injection moulding and for extrusion; unprocessed polymer resins.

Semi-worked polymer resins; semi-processed synthetic polymer resins; polymer resin fibres [other than for use in textiles]; semi-processed thermoplastic polymer resins for use in manufacture; semi-worked polymer resins in the form of fibres; polymer films for use in manufacture; resins in extruded form; semi-finished resins [artificial].