Basell Poliolefine Italia S.r.l.

Basell Poliolefine Italia, S.p.a.

Gerald John Ennis

Anteo Pelliconi

Paolo Goberti

Enea Garagnani

Todd A Glogovsky

Choong Y Han

Robert G Butala

A masterbatch composition comprising (percent by weight): A) 50%-90% of a crystalline polypropylene component comprising: A) from 25% to 75% of a fraction having a melt flow rate MFRof from 0.1 to 10 g/10 min.; and A) from 75% to 25% of a fraction having a melt flow rate value MFRequal to or lower than 100 g/10 min.; wherein the ratio MFR/MFRis from 5 to 60; and B) 10%-50% of a copolymer component of ethylene and at least one C-C&#x3b1;-olefin, containing from 15% to 50% of ethylene; said masterbatch composition having a value of the intrinsic viscosity [&#x3b7;] of the fraction soluble in xylene at room temperature equal to or higher than 3.5 dl/g, is added to polyolefin materials to obtain final compositions suitable for injection molding.

Polyolefin masterbatch and composition suitable for injection molding

Polyolefin compositions having high tenacity

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Oxford, PA, United States of America

Gerald John Ennis