摘要:
A polyethylene composition particularly suited for producing blow-molded hollow articles, having the following features: 1) density from greater than 0.952 to 0.957 g/cm3, determined according to ISO 1183-1 at 23°C; 2) ratio MIF/MIP from 12 to 25; 3) MIF from 18 to 40 g/10 min.; 4) η0.02 from 30,000 to 55,000 Pa.s; 5) long-chain branching index, LCBI, equal to or greater than 0.55; 6) ratio (η0.02/1000)/ LCBI from 55 to 75.
摘要:
Polyethylene composition for injection moulding with improved balance of environmental stress cracking resistance (FNCT) and impact resistance (Charpy) in combination with low warpage and easy processing behavior, said composition having the following features: 1) density of 0.945 g/cm3 or higher; 2) MIE from 1 to 30 g/10 min.; 3) ratio MIF/MIE from 15 to 30; 4) ER values from 0.40 to 0.52.
摘要翻译:所述组合物具有以下特征:1)密度为0.945g / cm 3以上;(3)密度为0.945g / cm 3以上;(3)密度为0.945g / cm 3以上;(3)密度为0.945g / cm 3以上的聚烯烃组合物,其具有改善的耐环境应力开裂性(FNCT)和抗冲击性(Charpy) 2)MIE为1〜30g / 10min。 3)比例MIF / MIE从15到30; 4)ER值从0.40到0.52。
摘要:
Polyethylene composition with improved balance of impact resistance at low temperatures and Environmental Stress Cracking Resistance (ESCR), particularly suited for producing protective coatings on metal pipes, said composition having the following features: 1. density from more than 0.948 to 0.955 g/cm 3 ; 2. ratio MIF/MIP from 12 to 25; 3. MIF from 25 to 40 g/10 min.; 4. Mz from 1000000 to 2000000 g/mol; 5. LCBI equal to or greater than 0.55.
摘要:
Polyethylene composition with improved balance of impact resistance at low temperatures and Environmental Stress Cracking Resistance (ESCR), particularly suited for producing protective coatings on metal pipes, said composition having the following features: 1. density from 0.938 to 0.948 g/cm 3 ; 2. ratio MIF/MIP from 15 to 25; 3. MIF from 30 to 45 g/10 min.; 4. Mz equal to or greater than 1000000 g/mol; 5. LCBI equal to or greater than 0.55.
摘要:
Polyethylene composition with improved balance of mechanical and optical properties, comprising (all percentages being by weight): A) from 90 to 99.7% of a LLDPE having a density from 0.91 to 0.94 g/cm 3 and a ratio MIF/MIE equal to or higher than 20, where MIF is the melt flow index at 190°C with a load of 21.60 kg, and MIE is the melt flow index at 190°C with a load of 2.16 kg, both determined according to ISO 1133; B) from 0.3 to 10% of a LDPE having MIE from 0.1 to 0.6 g/10 min.