THERMOPLASTIC CONCENTRATES-NAMELY, ADDITIVE SYSTEMS CONCENTRATES CONSISTING OF VARIED CHEMICALS WHICH ARE DESIGNED TO IMPART TO THE FINISHED FABRICATED THERMOPLASTIC PART CERTAIN GIVEN CHARACTERISTICS, OR IMPROVED PROCESSING DURING THE FABRICATING CYCLE

THERMOPLASTIC CONCENTRATES-NAMELY, COLORED CONCENTRATES CONSISTING OF PIGMENT SYSTEMS OR DYES LETDOWN IN THERMOPLASTIC CARRIER BASE RESINS FOR INTRODUCTION AS THE COLOR DETERMINANT IN FABRICATED THERMOPLASTIC PRODUCTS