| abstract |
The present invention relates to a masterbatch (MB) which preferably comprises: (I) 20-50 wt% of a coloring agent based on the total amount of the masterbatch (100 wt%); (II) at least 40 wt% of a carrier polymer, wherein the carrier polymer has a MFR 2 of 1 to 20 g / 10 min, 940 to 965 kg / m 3 (preferably 950 to 960 kg / m 3 ) Of at least one of a multi-mode high density polyethylene (HDPE) polymer having a Mw / Mn of at least one of the following: a carrier polymer; And (III) Optional additional additives. |