THERMOPLASTIC COMPOUNDS INCLUDING MODIFIED RESINS, ELASTOMERS, AND WAXES AND MIXTURES THEREOF, E. G. POLYETHYLENE MODIFIED WITH ELASTOMERS, ELASTOMERS (BUTYL RUBBER) MODIFIED WITH RESINS, POLYETHYLENE, RESINS, ELASTOMERS AND WAXES PIGMENTED BOTH WITH OR WITHOUT FILLER FOR EXTRUSION, COATING, AND LAMINATING