Polypropylene based PREBLACK PP 704-35 black colour concentrate has been developed especially for the colouring of polypropylene fibres. Due to its excellent homogeneity and suitable flow characteristics PREBLACK PP 704-35 is recommended for demanding fibre applications, such as CF, POY and BCF-yarns. PREBLACK PP 704-35 can also be used for tinting. According to BgVV regulations PREBLACK PP 704-35 is approved for use in contact with foodstuffs as long as the content of carbon black in the produced product is less than 2.5%. Dosing .5-10% depending on desired blackness.Information from Premix OY |