| abstract |
It is a polyethylene composition particularly suitable for producing blow molded hollow articles having the following features: 1) density of 0.948 to 0.952 g / cm3 determined according to iso 1183-1 at 23 ° c; 2) mif / mip ratio from 12 to 25; 3) mif from 18 to 40 g / 10 min; 4) mz greater than or equal to 1,200,000 g / mol; 5) - 0.02 from 35,000 to 55,000 pa.s; 6) long chain branch index, lcbi, greater than or equal to 0.55; 7) ratio (¿0.02 / 1,000) / lcbi of 55 to 75. |