Patent No. EP3559113 (titled "Masterbatch Composition") was filed by Basell Poliolefine Italia on Dec 18, 2017. The application was issued on Jun 12, 2024.
Masterbatch composition containing xylene solubles with controlled molecular weight distribution (MWD) for polypropylene resin production. The composition comprises masterbatch components including xylene solubles, which are characterized by specific molecular weight distribution ranges. The masterbatch composition is formulated to optimize the balance between xylene solubility and melt flow properties for polypropylene resin production.

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