PROCESS FOR THE MANUFACTURE OF A MOLDABLE COMPOSITION ON THE BASIS OF POLYPROPYLENE

摘要

HOE 78/F 137 PROCESS FOR THE MANUFACTURE OF A MOLDABLE COMPOSITION ON THE BASIS OF POLYPROPYLENE of the disclosure: A ternary polypropylene molding composition having an improved impact strength is obtained by first preparing a masterbatch from polyethylene and an ethylene/propylene copolymer (rubber mixture) and then mixing the masterbatch with propylene, whereby the melt indices MFI (230/5) of the rubber mixture and MFI (230/5) of polypropylene are in a relation of 2 to 15.